Patents by Inventor Yi-Feng Wang

Yi-Feng Wang 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).

  • Publication number: 20240231392
    Abstract: An operation method, a device, a system and a mobile device for a medical device are disclosed. The method comprises: when it is detected that a target object reaches an operation area, projecting a first image in the operation area (S201), the first image being used for guiding the target object into a preset area; when the target object enters the preset area, acquiring position information of the target object on the preset area, and controlling, according to the position information, a target operation device to perform a first target operation (S202); and obtaining feature information of the target object in real time when the target operation device performs the first target operation, and controlling, according to the feature information, the target operation device to adjust the first target operation (S203). The accuracy of the first target operation performed by the target operation device is ensured.
    Type: Application
    Filed: May 26, 2021
    Publication date: July 11, 2024
    Inventors: CHENG NI, WEI ZHANG, ZHI-DU ZHANG, XU-KUN WANG, LI WANG, YI-FENG WANG
  • Patent number: 11814787
    Abstract: A method for manufacturing a fabric with an intelligently-designed digitally-printed pattern with energy saving effect is disclosed. It includes S1: knitting a cotton yarn, a bamboo fiber yarn, and a mulberry silk yarn into a silk-cotton plain knitted single-sided fabric; S2: subjecting the fabric to a double-sided singeing; S3: mercerizing the fabric obtained in step S2; S4: subjecting the mercerized fabric to a neutralizing processing, a bleaching processing, a deoxidating processing, and a whitening processing in sequence; S5: setting the base color of the fabric obtained in step S4; S6: subjecting the fabric obtained in step S5 to a sizing and setting treatment, a pattern design treatment, a digital printing, a steaming treatment, and a water washing treatment; S7: subjecting the fabric obtained in step S6 to a soft setting; S8: subjecting the fabric obtained in step S7 to a decating treatment; and S9: pre-shrinking the fabric obtained in S8.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: November 14, 2023
    Assignee: ZHEJIANG FURUN DYEING AND PRINTING CO., LTD.
    Inventors: Guo Zhu Fu, Yi Feng Wang, Ke Zhou
  • Publication number: 20230135741
    Abstract: A method for manufacturing a fabric with an intelligently-designed digitally-printed pattern with energy saving effect is disclosed.
    Type: Application
    Filed: February 5, 2021
    Publication date: May 4, 2023
    Inventors: Guo Zhu FU, Yi Feng WANG, Ke ZHOU
  • Patent number: 11084899
    Abstract: Melt stable polyaryletherketoneketone are prepared from a reactive, lower molecular weight polyaryletherketoneketone having an ultraviolet absorbance at 455 nm of at least 0.185 when measured in 0.1% solution in dichloroacetic acid.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: August 10, 2021
    Assignee: POLYMICS, LTD.
    Inventors: Yi-Feng Wang, Tim Hsu, Dustin Veazey
  • Publication number: 20200087448
    Abstract: Melt stable polyaryletherketoneketone are prepared by from a reactive, lower molecular weight polyaryletherketoneketone having an ultraviolet absorbance at 455 nm of at least 0.185 when measured in 0.1% solution in dichloroaeetic acid.
    Type: Application
    Filed: September 14, 2018
    Publication date: March 19, 2020
    Inventors: Yi-Feng WANG, Tim HSU, Dustin VEAZEY
  • Patent number: 10483794
    Abstract: A power continuation control circuit includes a power supply circuit, a detection circuit, an energy storage circuit, a switch module, and a control circuit. The detection circuit is coupled to the power supply circuit. The switch module is coupled to the energy storage circuit. The control circuit is coupled to the switch module and the detection circuit. The power supply output terminal is coupled to the control circuit and the power supply circuit.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: November 19, 2019
    Assignee: NANNING FUGUI PRECISION INDUSTRIAL CO., LTD.
    Inventor: Yi-Feng Wang
  • Patent number: 10364352
    Abstract: Compositions and methods for a melt processable semicrystalline poly(aryl ether ketone) incorporating phthalazinone and 4,4?-biphenol as comonomer units are described herein. The polymers are resistant to and insoluble in common organic solvents and liquids as well as in aggressive organic solvents such as chloroform and chlorinated liquids. The polymers are melt processable via techniques such as extrusion, injection molding, and compression molding. The semicrystalline poly(aryl ether ketone) containing phthalazinone comonomer units have properties which make them suitable for manufacturing high temperature resistant molded systems and other articles.
    Type: Grant
    Filed: April 30, 2011
    Date of Patent: July 30, 2019
    Assignee: Polymics, LTD
    Inventors: Tim Hsu, Yi-Feng Wang, Allan S. Hay
  • Patent number: 10189991
    Abstract: Compositions and methods for a melt processable semicrystalline poly(aryl ether ketone) incorporating phthalazinone and 4,4?-biphenol as comonomer units are described herein. The polymers are resistant to and insoluble in common organic solvents and liquids as well as in aggressive organic solvents such as chloroform and chlorinated liquids. The polymers are melt processable via techniques such as extrusion, injection molding, and compression molding. The semicrystalline poly(aryl ether ketone) containing phthalazinone comonomer units have properties which make them suitable for manufacturing high temperature resistant molded systems and other articles.
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: January 29, 2019
    Assignee: Polymics, LTD
    Inventors: Tim Hsu, Yi-Feng Wang, Allan S. Hay
  • Publication number: 20190006880
    Abstract: A power continuation control circuit includes a power supply circuit, a detection circuit, an energy storage circuit, a switch module, and a control circuit. The detection circuit is coupled to the power supply circuit. The switch module is coupled to the energy storage circuit. The control circuit is coupled to the switch module and the detection circuit. The power supply output terminal is coupled to the control circuit and the power supply circuit.
    Type: Application
    Filed: June 28, 2017
    Publication date: January 3, 2019
    Inventor: YI-FENG WANG
  • Publication number: 20180293667
    Abstract: The present application provides systems and methods for providing category-based user management notifications. The server provides at least one processor; and at least one memory including computer program code. The at least one memory and the computer program code are configured to, with the at least one processor, cause the server at least to: retrieve historical transaction data, the historical transaction data relating to a plurality of historical transactions that have been conducted using a plurality of accounts linked to an account identifier; classify the plurality of historical transactions into a plurality of categories of transactions based on a respective merchant identifier associated with each of the plurality of historical transactions; and provide a category-based user communication in regard to the historical transactions pertaining to one or more of the plurality of categories of transactions.
    Type: Application
    Filed: April 5, 2018
    Publication date: October 11, 2018
    Inventors: Hui Luan Ariel Poh, Li Mei Tan, Siva Srikanth Sombhatla, Yi Feng Wang, Zunhua Wang
  • Patent number: 9825390
    Abstract: An improved connection apparatus that meets these and other needs includes, in one embodiment, an approximately J-shaped flexible conductor having at its end an opening that receives therethrough a portion of the shank for mechanical and electrical connection therebetween. The conductor further includes a hole formed therein at approximately its midpoint that receives therein, in a movable and non-contacting fashion, another portion of the elongated shank. In another pair of embodiments, another connection apparatus includes a flexible conductor that is co-formed with a rigid conductor to form a single piece unitary element. The free end of the flexible conductor is connected with the movable shank, and the rigid conductor is connectable with the primary conductor of the circuit. By providing the flexible conductor and the rigid conductor as a co-formed unit, a detachable fastener need not be employed to provide a connection therebetween, which reduces heat generation.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: November 21, 2017
    Assignee: EATON CORPORATION
    Inventors: Qing Qi Chen, Li Hua Bao, Yi Feng Wang, Yudong Tian
  • Patent number: 9671848
    Abstract: A redundant power supply circuit includes a port detection circuit, a fixed state detection circuit, a voltage conversion circuit, and a control circuit. The port detection circuit detects and outputs a plurality of ready signals according to a plurality of power signals of a number of POE ports. The fixed state detection circuit outputs first control signals according to a predetermined voltage signal of a network device. The control circuit generates and sends enable signals to the voltage conversion circuit according to the first control signals and the plurality of ready signals. The voltage conversion circuit converts the plurality of power signals into driving voltage signals according to the enable signals. A POE system and method are also provided.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: June 6, 2017
    Assignee: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: Yi-Feng Wang
  • Patent number: 9652009
    Abstract: A current regulation circuit includes a number of current regulation units. Each of the current regulation units includes a sampling unit, a mean conversion unit, a current integration unit, a comparison unit, and a voltage conversion unit. The sampling unit outputs sampling current signals according to output current signals of a POE port. The mean conversion unit converts the sampling current signals into mean current signals. The current integration unit integrates and converts the mean current signals output by the number of current regulation units into output reference current signals. The comparison unit compares the mean current signals with the reference current signals, and outputs comparison signals based on the comparison. The voltage conversion unit regulates the output current signals according to the comparison signals output by the comparison unit. A POE system and method are also provided.
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: May 16, 2017
    Assignee: HON HAI PRECISION INDUSTRY CO., LTD.
    Inventor: Yi-Feng Wang
  • Patent number: 9570826
    Abstract: An improved connection apparatus that meets these and other needs includes, in one embodiment, an approximately J-shaped flexible conductor having at its end an opening that receives therethrough a portion of the shank for mechanical and electrical connection therebetween. The conductor further includes a hole formed therein at approximately its midpoint that receives therein, in a movable and non-contacting fashion, another portion of the elongated shank. In another pair of embodiments, another connection apparatus includes a flexible conductor that is co-formed with a rigid conductor to form a single piece unitary element. The free end of the flexible conductor is connected with the movable shank, and the rigid conductor is connectable with the primary conductor of the circuit. By providing the flexible conductor and the rigid conductor as a co-formed unit, a detachable fastener need not be employed to provide a connection therebetween, which reduces heat generation.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: February 14, 2017
    Assignee: EATON CORPORATION
    Inventors: Qing Qi Chen, Li Hua Bao, Yi Feng Wang, Yudong Tian
  • Publication number: 20170025776
    Abstract: An improved connection apparatus that meets these and other needs includes, in one embodiment, an approximately J-shaped flexible conductor having at its end an opening that receives therethrough a portion of the shank for mechanical and electrical connection therebetween. The conductor further includes a hole formed therein at approximately its midpoint that receives therein, in a movable and non-contacting fashion, another portion of the elongated shank. In another pair of embodiments, another connection apparatus includes a flexible conductor that is co-formed with a rigid conductor to form a single piece unitary element. The free end of the flexible conductor is connected with the movable shank, and the rigid conductor is connectable with the primary conductor of the circuit. By providing the flexible conductor and the rigid conductor as a co-formed unit, a detachable fastener need not be employed to provide a connection therebetween, which reduces heat generation.
    Type: Application
    Filed: October 7, 2016
    Publication date: January 26, 2017
    Applicant: EATON CORPORATION
    Inventors: Qing Qi Chen, LI HUA BAO, YI FENG WANG, YUDONG TIAN
  • Publication number: 20160164209
    Abstract: An improved connection apparatus that meets these and other needs includes, in one embodiment, an approximately J-shaped flexible conductor having at its end an opening that receives therethrough a portion of the shank for mechanical and electrical connection therebetween. The conductor further includes a hole formed therein at approximately its midpoint that receives therein, in a movable and non-contacting fashion, another portion of the elongated shank. In another pair of embodiments, another connection apparatus includes a flexible conductor that is co-formed with a rigid conductor to form a single piece unitary element. The free end of the flexible conductor is connected with the movable shank, and the rigid conductor is connectable with the primary conductor of the circuit. By providing the flexible conductor and the rigid conductor as a co-formed unit, a detachable fastener need not be employed to provide a connection therebetween, which reduces heat generation.
    Type: Application
    Filed: December 8, 2014
    Publication date: June 9, 2016
    Applicant: EATON CORPORATION
    Inventors: QING QI CHEN, LI HUA BAO, YI FENG WANG, YUDONG TIAN
  • Patent number: 9255199
    Abstract: There is provided new mono-(meth)acrylate functionalized hydrophilic silicone monomers containing a polyether with branched linking group, useful in making water absorbing silicone-hydrogel films for contact lens applications. This invention also provides homo-polymers and copolymers made from the mono-(meth)acrylate functionalized hydrophilic silicone monomers described herein. Also provided is a process for producing the monomers and polymers described herein and contact lenses produced from the same.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: February 9, 2016
    Assignee: Momentive Performance Materials Inc.
    Inventors: Kendall Louis Guyer, Kenrick Martin Lewis, Senthilkumar Umapathy, Anubhav Saxena, Yi-Feng Wang
  • Publication number: 20150252189
    Abstract: The present invention provides high temperature compositions comprising blends of a first polymer, poly(aryl ether ketone phthalazinone)s, and a second polymer, selected from poly(aryl ether ketone)s, poly(aryl ketone)s, poly(ether ether ketone)s, poly(ether ketone ketone)s, or polybenzimidazoles, thermoplastic polyimides, polyetherimides, poly(aryl ether sulfone)s, poly(phenylene sulfide)s, and mixtures thereof. The compositions have improved high temperature characteristics, e.g., improved high temperature load capability and improved high temperature melt processibility.
    Type: Application
    Filed: May 18, 2015
    Publication date: September 10, 2015
    Inventors: Yi-Feng Wang, Tim Hsu, Allan S. Hay, Kun Li, Bhavin N. Patel
  • Publication number: 20150183934
    Abstract: A poly(phthalazinone sulfone) composition for articles of manufacture having such characteristics as high temperature resistance, good electrical properties, good chemical and solvent resistance and toughness consists essentially of a polymer of formula (I): wherein Z is a bisphenyl sulfone moiety of formula: (II): A is a phthalazinone moiety of formula (III): Cp is A, as defined above, or a biphenol moiety of formula (IV): x is an integer of at least 1; y is an integer of at least 1; and x+y=n, where n is an integer such that the polymer has a weight average molecular weight of about 20,000 to about 170,000, the composition comprising less than 5%, by weight, of low molecular weight oligomers; and having a glass transition temperature (Tg) from 225 to 305° C.
    Type: Application
    Filed: July 1, 2013
    Publication date: July 2, 2015
    Inventors: Yi-Feng Wang, Allan S. Hay
  • Patent number: 9062163
    Abstract: The present invention provides high temperature compositions comprising blends of a first polymer, poly(aryl ether ketone phthalazinone)s, and a second polymer, selected from poly(aryl ether ketone)s, poly(aryl ketone)s, poly(ether ether ketone)s, poly(ether ketone ketone)s, or polybenzimidazoles, thermoplastic polyimides, polyetherimides, poly(aryl ether sulfone)s, poly(phenylene sulfide)s, and mixtures thereof. The compositions have improved high temperature characteristics, e.g., improved high temperature load capability and improved high temperature melt processibility.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: June 23, 2015
    Assignee: Polymics, Ltd.
    Inventors: Yi-Feng Wang, Tim Hsu, Allan S. Hay, Kun Li, Bhavin Patel