Patents by Inventor Junfeng Xu
Junfeng Xu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20210345692Abstract: A garment is disclosed for easy donning and removal. In one example, the garment is a pair of pants that comprises: a waistband with a first end and a second end, a first leg, a second leg, a first sealable opening running from said waistband to a hem of said first leg, a second sealable opening running from said waistband to a hem of said second leg, and a front patch. The waistband has an extension strip on said first end. The extension strip extends from a proximity of an intersection of said waistband and said first sealable opening. The second end of said waistband has a component of a fastener. The extension strip has a mating component of said fastener.Type: ApplicationFiled: November 29, 2018Publication date: November 11, 2021Inventor: JUNFENG XU
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Patent number: 11161253Abstract: An apparatus, according to one embodiment, includes: an electromagnetic shaft, an expandable balloon coupled to a first end of the shaft, and a fluid reservoir. A conduit also extends between the fluid reservoir and an interior of the balloon. The apparatus also includes a selectively magnetizable fluid, at least a portion of which is contained in the fluid reservoir, and a pump for selectively transferring the magnetizable fluid from the fluid reservoir to the balloon. A pressure sensor for detecting a pressure of the magnetizable fluid, and a controller for controlling the pump are further included. Moreover, at least a portion of the shaft is flexible. Other systems, methods, and computer program products are described in additional embodiments.Type: GrantFiled: May 31, 2019Date of Patent: November 2, 2021Assignee: International Business Machines CorporationInventors: Junfeng Xu, Albert Dennes, Gregory Michael Ketterer, Dave Bach
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Patent number: 11121293Abstract: An LED light bulb, consisting of: a lamp housing; a bulb base connected to the lamp housing; a stem connected to the bulb base and located in the lamp housing, a single LED filament, disposed in the lamp housing, the LED filament comprising: two conductive supports, each of the two conductive supports connected with the stem and the flexible LED filament; a driving circuit, electrically connected with both the two conductive supports and the bulb base; and a plurality of supporting arms, each of the supporting arms comprise a first end and a second end opposite to the first end of the supporting arms, the first end of each of the supporting arms is connected with the stand while the second end of each of the supporting arms is connected with the LED filament; where anodes of LED sections are electrically connected together to serve as a first positive electrode P1 and/or a second positive electrode P2 of the flexible LED filament, cathodes of LED section serve as a first negative electrode N1 and/or a secondType: GrantFiled: October 7, 2019Date of Patent: September 14, 2021Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 11121292Abstract: An LED light bulb, consisting of: a lamp housing doped with a golden yellow material or its surface coated with a yellow film; a bulb base connected to the lamp housing; a stem connected to the bulb base and located in the lamp housing, the stem comprises a stand extending to the center of the lamp housing; and a single LED filament, disposed in the lamp housing, the LED filament comprising: a light conversion layer, coated on at least two sides of the LED chip and the conductive electrodes, and a portion of each of the conductive electrodes is not coated with the light conversion layer, the light conversion layer has at least one top layer and one base layer, the top layer and the base layer are disposed on the opposing surface of the LED chip, wherein the top layer of the light conversion layer in the conductive section comprises a wavy concave structure with groove, the two adjacent grooves of the wavy concave structure have different width at the positions aligned in the axial direction of the LED filamenType: GrantFiled: September 20, 2019Date of Patent: September 14, 2021Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10978624Abstract: An LED light bulb, comprising: a lamp housing; a bulb base connected to the lamp housing; a stem connected to the bulb base and located in the lamp housing, the stem comprises a stand extending to the center of the lamp housing; a single LED filament, disposed in the lamp housing, the LED filament comprising: a plurality of LED sections, each of the LED sections includes at least two LED chips that are electrically connected to each other by a wire; a plurality of conductive sections, each of the conductive sections is located between the two adjacent LED sections and configured to electrically connect the two adjacent LED sections, each of the conductive section includes a conductor connecting the LED sections, and length of the wire being less than that of the conductor, the conductor comprises joint region and transition regions, the joint region is located between the transition regions and configured to connect the transition regions, each of the transition region has an opening, and the LED chip close tType: GrantFiled: October 7, 2019Date of Patent: April 13, 2021Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10944028Abstract: An LED light bulb, comprising of: a lamp housing; a bulb base connected to the lamp housing; a stem connected to the bulb base and located in the lamp housing, the stem comprises a stand extending to the center of the lamp housing; a single LED filament, disposed in the lamp housing, the LED filament comprising: a plurality of LED sections, each of the LED sections includes at least two LED chips that are electrically connected to each other; a plurality of conductive sections, each of the conductive sections is located between the two adjacent LED sections and configured to electrically connect the two adjacent LED sections, each of the conductive sections includes at least one conductor that connects the two adjacent LED sections, each of the conductor has at least one through hole; a light conversion layer comprising a base layer and a top layer, wherein the base layer of the light conversion layer is filled into the through hole of the conductor and then contacting the surface of the top layer.Type: GrantFiled: September 20, 2019Date of Patent: March 9, 2021Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10899181Abstract: An apparatus includes a grid circuit having dimensions corresponding to an inner surface of a tire, a computational device coupled to the grid circuit, and a wireless communications device coupled to the computational device. The wireless communications device is configured to transmit detection of damage to the grid circuit. A computer-implemented method includes monitoring a grid circuit positioned in a tire to detect damage to conductors of the grid circuit, detecting damage to at least one of the conductors of the grid circuit, and transmitting information about the damage to a computer of a vehicle. A computer-implemented method includes receiving, from a computational device coupled to a grid circuit in a tire, information about damage to the grid circuit and outputting an indication that the tire is damaged.Type: GrantFiled: May 23, 2019Date of Patent: January 26, 2021Assignee: International Business Machines CorporationInventors: Albert Dennes, Junfeng Xu, John A. Rohe
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Patent number: 10894247Abstract: A fluidized-bed catalyst suitable for the production of halogenated aromatic nitriles includes an active component and a support. The active component is a complex having the following composition expressed in atomic ratio: VPaCrbAcMdOx, wherein A represents at least one metal selected from the group consisting of alkali metals and alkaline earth metals; M represents at least one element selected from the group consisting of Ti, Zr, Hf, La, Ce, Nb, Mo, W, Co, Zn, Fe, Ni, B, Sb, Bi, As, Ga, Ge, Sn, and In; in the XRD spectrum of the catalyst, diffraction peaks are present at 2?=27.8±0.5° and 2?=13.8±0.5°, and the ratio of the height (I1) of the diffraction peak at 2?=27.8±0.5° to the height (I2) of the diffraction peak at 2?=13.8±0.5° is 3.5-6, i.e. I1:I2=3.5-6.Type: GrantFiled: June 27, 2018Date of Patent: January 19, 2021Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY, SINOPECInventors: Weimin Yang, Longqin Gu, Wei Zeng, Liang Chen, Junfeng Xu
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Patent number: 10873012Abstract: An LED light bulb, comprising of: a lamp housing; a bulb base connected to the lamp housing; a stem connected to the bulb base and located in the lamp housing; a single flexible LED filament, disposed in the lamp housing, the flexible LED filament comprising: a plurality of LED sections; a plurality of conductive sections, located between the adjacent two LED sections, where each of the conductive sections includes a conductor, the conductor is copper foil; at least two conductive electrodes; and a light conversion layer comprising a phosphor layer and a silicon layer superposed on the phosphor layer, disposed on the LED chips and at least two sides of the conductive electrodes, and a portion of the conductive electrodes is exposed by the light conversion layer, the LED chip comprising a upper surface and a lower surface opposite to the upper surface of the LED chip, the phosphor layer directly contacts the upper surface of the LED chip, and a base layer contacts the lower surface of the LED chip; the base laType: GrantFiled: October 29, 2019Date of Patent: December 22, 2020Assignee: J1AXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10868227Abstract: An LED light bulb, comprising: a lamp housing, a bulb base, connected with the lamp housing; a stem with a stand extending to the center of the lamp housing, disposed in the lamp housing; a single flexible LED filament, disposed in the lamp housing, points of the flexible LED filament in an xyz coordinates are defined as X, Y, and Z, an x-y plane of the xyz coordinates is perpendicular to the height direction of the light bulb, a z-axis of xyz coordinates is parallel with the stem, the filament is bent into spiral in an axial direction, the diameter of the outer spiral coil of the filament is large than the diameter of the intermediate spiral coil of the LED filament in the YZ plane.Type: GrantFiled: October 29, 2019Date of Patent: December 15, 2020Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10868226Abstract: An LED light bulb, consisting of: a lamp housing; a bulb base connected to the lamp housing; a stem connected to the bulb base and located in the lamp housing, the stem comprises a stand extending to the center of the lamp housing; a single LED filament, disposed in the lamp housing, the LED filament comprising: a plurality of LED sections, each of the LED sections includes at least two LED chips that are electrically connected to each other by a wire; a plurality of conductive sections, each of the conductive sections is located between the two adjacent LED sections and configured to electrically connect the two adjacent LED sections, each of the conductive section includes a conductor connecting the LED sections, and length of the wire being less than that of the conductor, the conductor comprises joint region and transition regions, the joint region is located between the transition regions and configured to connect the transition regions, wherein taking the central point of the LED chip as the center, theType: GrantFiled: October 7, 2019Date of Patent: December 15, 2020Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10868225Abstract: An LED light bulb, comprising of: a lamp housing; a bulb base connected to the lamp housing; a stem connected to the bulb base and located in the lamp housing, the stem comprises a stand extending to the center of the lamp housing; a single LED filament, disposed in the lamp housing, the LED filament comprising: a light conversion layer, coated on at least two sides of the LED chip and the conductive electrodes, and a portion of each of the conductive electrodes is not coated with the light conversion layer, the light conversion layer has at least one top layer and one base layer, the top layer and the base layer are disposed on the opposing surface of the LED chip, wherein the light emitting surface of the LED chips overlaps with the center of the top layer; and two conductive supports, respectively connected with the stem and the LED filament.Type: GrantFiled: September 20, 2019Date of Patent: December 15, 2020Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Publication number: 20200376684Abstract: An apparatus, according to one embodiment, includes: an electromagnetic shaft, an expandable balloon coupled to a first end of the shaft, and a fluid reservoir. A conduit also extends between the fluid reservoir and an interior of the balloon. The apparatus also includes a selectively magnetizable fluid, at least a portion of which is contained in the fluid reservoir, and a pump for selectively transferring the magnetizable fluid from the fluid reservoir to the balloon. A pressure sensor for detecting a pressure of the magnetizable fluid, and a controller for controlling the pump are further included. Moreover, at least a portion of the shaft is flexible. Other systems, methods, and computer program products are described in additional embodiments.Type: ApplicationFiled: May 31, 2019Publication date: December 3, 2020Inventors: Junfeng Xu, Albert Dennes, Gregory Michael Ketterer, Dave Bach
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Publication number: 20200369098Abstract: An apparatus includes a grid circuit having dimensions corresponding to an inner surface of a tire, a computational device coupled to the grid circuit, and a wireless communications device coupled to the computational device. The wireless communications device is configured to transmit detection of damage to the grid circuit. A computer-implemented method includes monitoring a grid circuit positioned in a tire to detect damage to conductors of the grid circuit, detecting damage to at least one of the conductors of the grid circuit, and transmitting information about the damage to a computer of a vehicle. A computer-implemented method includes receiving, from a computational device coupled to a grid circuit in a tire, information about damage to the grid circuit and outputting an indication that the tire is damaged.Type: ApplicationFiled: May 23, 2019Publication date: November 26, 2020Inventors: Albert Dennes, Junfeng Xu, John A. Rohe
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Publication number: 20200333597Abstract: The embodiments disclosed in this application describe a displaying system, a displaying method, and a head-up display. The heads-up displaying system includes a display window including a transflective film, an image source emitting light incident on the imaging window, and the light emitted by the image source before reaching the transflective film only comprising s-polarized light. The transflective film is configured to directly reflect a first portion of the s-polarized light emitted from the image source. The transparent substrate reflects a second portion of the s-polarized light, and transmits a third portion of the s-polarized light to the air, the first portion of the s-polarized light, the second portion of the s-polarized light and the third portion of the s-polarized light are all s-polarized light.Type: ApplicationFiled: July 2, 2020Publication date: October 22, 2020Inventor: Junfeng XU
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Patent number: 10804446Abstract: An LED light bulb, comprising: a lamp housing, a bulb base, connected with the lamp housing; a stem with a stand extending to the center of the lamp housing, disposed in the lamp housing; a single flexible LED filament, disposed in the lamp housing, a spectral distribution of the light bulb is between wavelength range of about 400 nm to 800 nm, and three peak wavelengths P1, P2, P3 are appeared in the wavelength ranges corresponding to light emitted by the light bulb, the wavelength of the peak P1 is between 430 nm and 480 nm, the wavelength of the peak P2 is between 580 nm and 620 nm, and the wavelength of the peak P3 is between 680 nm and 750 nm, wherein a light intensity of the peak P1 is less than that of the peak P2, and the light intensity of the peak P2 is less than that of the peak P3.Type: GrantFiled: November 26, 2019Date of Patent: October 13, 2020Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagiike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10804445Abstract: An LED light bulb, comprising: a lamp housing, a bulb base, connected with the lamp housing; a stem with a stand extending to the center of the lamp housing, disposed in the lamp housing; a single flexible LED filament, disposed in the lamp housing, points of the flexible LED filament in an xyz coordinates are defined as X, Y, and Z, an x-y plane of the xyz coordinates is perpendicular to the height direction of the light bulb, a z-axis of xyz coordinates is parallel with the stem, where the projection of the flexible LED filament on the XY plane, YZ plane and XZ plane respectively has a length L1, L2 and L3, the length L1, the length L2, and the length L3 are substantially in a ratio of 1:(0.5 to 1):(0.6 to 0.9).Type: GrantFiled: October 29, 2019Date of Patent: October 13, 2020Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10797208Abstract: An LED light bulb, comprising: a lamp housing, a bulb base, connected with the lamp housing; a stem with a stand extending to the center of the lamp housing, disposed in the lamp housing; a single flexible LED filament, disposed in the lamp housing, the flexible LED filament comprising: a plurality of LED sections, each of the LED sections includes at least two LED chips that are electrically connected to each other by a wire; a plurality of conductive sections comprising a conductor, located between the adjacent two LED sections; a light coversion layer disposing on the LED chip and at least two sides of the conductive electrodes and exposing a portion of the conductive electrodes, the light coversion layer is composed of at least one top layer and at least one base layer, where the top layer only cover the LED chip and the conductor completely and exposes a portion of the wire.Type: GrantFiled: November 26, 2019Date of Patent: October 6, 2020Inventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagiike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10790420Abstract: An LED light bulb, comprising: a lamp housing, a bulb base, connected with the lamp housing; a stem with a stand extending to the center of the lamp housing, disposed in the lamp housing; a single flexible LED filament, disposed in the lamp housing, and the flexible LED filament comprising: two LED sections, each of the LED sections comprising a least one LED chip; one conductive section comprising a conductor, located between the adjacent two LED sections; two conductive electrodes, disposed corresponding to the two LED sections and electrically connected to the two LED sections, wherein points of the flexible LED filament in an xyz coordinates are defined as X, Y, and Z, an x-y plane of the xyz coordinates is perpendicular to the height direction of the light bulb, a z-axis of xyz coordinates is parallel with the stem, and the main bending points of the LED sections and the conductive electrodes are substantially on the circumference centered on the conductive section in the XY plane.Type: GrantFiled: November 26, 2019Date of Patent: September 29, 2020Inventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagiike, Aiming Xiong, Junfeng Xu, Yiching Chen
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Patent number: 10790419Abstract: An LED filament comprises at least one LED section, a conductive section, two conductive electrodes and a light conversion layer. The conductive section is used to electrically connect two adjacent LED sections. The two conductive electrodes are electrically connected to each of the LED sections. Each of the LED sections includes at least two LED chips electrically connected to each other. The light conversion layer covers the LED sections, the conductive sections and the conductive electrodes, and a part of the two electrodes is exposed respectively. Since the LED filament includes the LED section and the conductive section, when the LED filament is bent, the stress is easily concentrated on the conductive section. Therefore, the breakage probability of the conductive wires connected within the LED section is reduced during bending. The quality of the LED filament and its application is improved.Type: GrantFiled: December 26, 2018Date of Patent: September 29, 2020Assignee: JIAXING SUPER LIGHTING ELECTRIC APPLIANCE CO., LTDInventors: Tao Jiang, Weihong Xu, Yukihiro Saito, Hayato Unagike, Aiming Xiong, Junfeng Xu, Yiching Chen