Patents by Inventor Xianghua Liu
Xianghua Liu 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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Patent number: 11965656Abstract: The present invention discloses a frame structure of a grill, in which support legs are obliquely disposed so that a grill body placed on a grill body support seat cannot easily topple, the grill body support seat and the support legs are detachably assembled by means of mating between accommodating spaces and first fasteners to limit the support legs in multiple directions, so that the support legs cannot be easily displaced relative to the grill body support seat, thus improving stability of the frame, facilitating assembly, storage and transportation, using less parts and providing a wheel body for easy movement.Type: GrantFiled: August 23, 2022Date of Patent: April 23, 2024Assignee: NINGBO AGSUN PRODUCTS, INC.Inventors: Xuefei Mao, Jinsheng Wu, Xianghua Liu
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Publication number: 20230204813Abstract: A method for obtaining elemental concentration and determining the formation mineralogy uses a tool having multiple dual-function detectors that can detect both neutrons and gamma rays simultaneously. The method includes emitting neutrons into the formation, detecting neutron and gamma ray signals from the formation and discriminating the neutron signal and the gamma ray signal, obtaining the space, time and energy dependent fluence rates for fast neutrons and thermal neutrons, obtaining gamma ray energy spectra from inelastic scattering and neutron capture reactions from one or more detectors, obtaining the energy spectrum of inelastic gamma rays and/or capture gamma rays from a single element, calculating concentration of the element in the formation using its energy spectrum of inelastic gamma rays or capture gamma rays from one or more detectors and the space, time and energy dependent fluence rate of fast neutrons or thermal neutrons, and determining the formation mineralogy.Type: ApplicationFiled: February 21, 2023Publication date: June 29, 2023Inventors: Sheng ZHAN, Jeremy ZHANG, Zongqi CHEN, Xianghua LIU
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Publication number: 20230123713Abstract: A method for obtaining a gas saturation value of a subterrain formation involves a tool having multiple dual-function detectors that detect neutrons and gamma rays. The method includes steps of emitting neutrons into the formation, detecting neutrons and gamma ray signals form the formation using the detectors, determining formation parameters including the formation type and formation porosity, and further determining parameters such as the ratio of thermal neutron count rates from at least two of three detectors, the ratio of capture gamma count rates from at least two of three detectors, and calculating the real-time gas saturation value using the determined parameters.Type: ApplicationFiled: December 16, 2022Publication date: April 20, 2023Inventors: Sheng ZHAN, Jeremy Zhang, Zongqi CHEN, Xianghua LIU
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Publication number: 20230104527Abstract: The disclosure provides an electric smoker, comprising a box body, an inner housing and a controller, one side of box body is provided with a box door, a smoking device is mounted in inner housing, the controller is mounted on the box body for controlling the smoking device, the inner housing is arranged in the box body, an opening of the inner housing faces the box door, a water collection cavity located below the controller is formed on inner housing, water collection cavity comprises an inner concave surface arranged obliquely toward the controller, an outer wall of the inner housing is provided with a water collection groove structure and a guide groove structure, water collection groove structure is connected to a lower end of the inner concave surface, and an outflow port of the guide groove structure is connected to an inflow port of the water collection groove structure.Type: ApplicationFiled: December 7, 2022Publication date: April 6, 2023Applicant: NINGBO AGSUN PRODUCTS, INC.Inventors: Xuefei Mao, Liangbin Zuo, Xianghua Liu
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Publication number: 20230098380Abstract: The disclosure provides a grill with a multi-functional thermal insulation net, which comprises a grill body, burners provided in the grill body, and a barbecue provided on a top portion of the grill body, a gas regulating valve connected to the burners is provided on the grill body, where a support is provided on both top sides of the grill body, a thermal insulation net body is provided between the two supports, a plurality of hanging groove structures for hanging food are provided on one side of the thermal insulation net body, and a plurality of hole and groove structures for inserting food are formed on the thermal insulation net body.Type: ApplicationFiled: December 6, 2022Publication date: March 30, 2023Applicant: NINGBO AGSUN PRODUCTS,INC.Inventors: Xuefei Mao, Zhenpu Li, Xianghua Liu
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Publication number: 20230029688Abstract: The disclosure provides a hot flow barbecue device, where a burner is mounted in a combustion cavity to generate a hot air flow; an air inlet hole is provided on a combustion chamber, so that ambient cold air enters the combustion cavity from the air inlet hole; the combustion chamber is suspended vertically and has a height difference from the ground so as to generate a chimney effect to ensure power of the hot flow; the combustion cavity is separated from a heating port, so that the hot air flow mixes with the cold air flow during rise of the air flow; a heating space is arranged in a flat shape so as to increase contact area between the air flow and a uniform heating chamber.Type: ApplicationFiled: October 14, 2022Publication date: February 2, 2023Applicant: NINGBO AGSUN PRODUCTS,INC.Inventors: Xuefei Mao, Meng Lin, Xianghua Liu
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Publication number: 20220408968Abstract: The disclosure provides a food cooking device which comprises a grill body and a rack body, where a food cooking cavity is disposed in the grill body, and the rack body is disposed in the food cooking cavity and located below food being cooked, the rack body comprises at least one net rack, the net rack comprises a plurality of bar-shaped pieces disposed spaced from each other, two adjacent bar-shaped pieces are connected by a connecting piece, one side of each of the bar-shaped pieces facing the food being cooked is formed with an oil guiding groove extending along a length direction thereof, the net rack is obliquely mounted in the food cooking cavity so that the oil guiding groove on each of the bar-shaped pieces is in an inclined state, and two ends of the oil guiding groove form a height difference.Type: ApplicationFiled: September 1, 2022Publication date: December 29, 2022Applicant: NINGBO AGSUN PRODUCTS,INC.Inventors: Xuefei Mao, Zhenzhou Xie, Xianghua Liu
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Publication number: 20220412571Abstract: The present invention discloses a frame structure of a grill, in which support legs are obliquely disposed so that a grill body placed on a grill body support seat cannot easily topple, the grill body support seat and the support legs are detachably assembled by means of mating between accommodating spaces and first fasteners to limit the support legs in multiple directions, so that the support legs cannot be easily displaced relative to the grill body support seat, thus improving stability of the frame, facilitating assembly, storage and transportation, using less parts and providing a wheel body for easy movement.Type: ApplicationFiled: August 23, 2022Publication date: December 29, 2022Applicant: NINGBO AGSUN PRODUCTS,INC.Inventors: Xuefei Mao, Jinsheng Wu, Xianghua Liu
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Publication number: 20220400899Abstract: The present invention discloses a grill body structure of a pellet grill, in which a first plate surface of a fixture is assembled with an end shell by first fasteners; a second plate surface of the fixture is assembled with the end shell and a side plate by second fasteners to facilitate splicing and combination of a grill body; and the first fasteners and the second fasteners are externally disposed, and a positioning groove and the fixture separate the fasteners from a heating cavity to achieve heat insulation and improve heat insulation performance in the grill body; and disposition of the fixture is beneficial to improving structural strength of a connection between the end shell and the side plate and improving stability of the structure, and the form of detachable assembly facilitates transportation and carrying.Type: ApplicationFiled: August 23, 2022Publication date: December 22, 2022Applicant: NINGBO AGSUN PRODUCTS,INC.Inventors: Xuefei Mao, Jinsheng Wu, Xianghua Liu
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Publication number: 20220369864Abstract: The present disclosure provides a grill shell structure for a grill, which comprises an inner chamber, a heat insulation member is accommodated in the inner chamber, and the heat insulation member is fixed on a grill shell by a fixing structure. A support body is arranged between a side of the heat insulation member facing an inner wall of the inner chamber and the inner wall of the inner chamber for support so that the heat insulation member is arranged spatially apart from an inner wall of the grill shell to form a heat insulation chamber between the heat insulation member and the inner wall of the grill shell.Type: ApplicationFiled: August 2, 2022Publication date: November 24, 2022Applicant: NINGBO AGSUN PRODUCTS,INC.Inventors: Xuefei Mao, Jinsheng Wu, Xianghua Liu
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Patent number: 11317485Abstract: The utility model discloses a light emitting control circuit of a knob, which includes a first Hall switch, a moving magnet that controls the on-off of the first Hall switch, and a second Hall switch, wherein the moving magnet can move above the circumference where the first Hall switch is located, the first Hall switch is connected to a first light emitting group, an output of the first Hall switch is connected to a second light emitting group through a control switch, the second Hall switch is connected to a third light emitting group, and changes of colors such as two and three colors are achieved by changing the position of the moving magnet between the first Hall switch and the second Hall switch.Type: GrantFiled: April 30, 2021Date of Patent: April 26, 2022Inventors: Xuefei Mao, Xianghua Liu, Bin Shen
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Patent number: 11249110Abstract: Resistivity probes can be used to test integrated circuits. In one example, a resistivity probe has a substrate with multiple vias and multiple metal pins. Each of the metal pins is disposed in one of the vias. The metal pins extend out of the substrate. Interconnects provide an electrical connection to the metal pins. In another example, a resistivity probe has a substrate with a top surface and multiple elements extending from the substrate. Each of the elements curves from the substrate to a tip of the element such that each of the elements is non-parallel to the top surface of the substrate.Type: GrantFiled: November 10, 2019Date of Patent: February 15, 2022Assignee: KLA-Tencor CorporationInventors: Walter H. Johnson, III, Nanchang Zhu, Xianghua Liu, Jianli Cui, Zhu-bin Shi, Zhuoxian Zhang, Haiyang You, Lu Yu, Jianou Shi, Fan Zhang
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Publication number: 20220007475Abstract: The utility model discloses a light emitting control circuit of a knob, which includes a first Hall switch, a moving magnet that controls the on-off of the first Hall switch, and a second Hall switch, wherein the moving magnet can move above the circumference where the first Hall switch is located, the first Hall switch is connected to a first light emitting group, an output of the first Hall switch is connected to a second light emitting group through a control switch, the second Hall switch is connected to a third light emitting group, and changes of colors such as two and three colors are achieved by changing the position of the moving magnet between the first Hall switch and the second Hall switch.Type: ApplicationFiled: April 30, 2021Publication date: January 6, 2022Inventors: Xuefei MAO, Xianghua LIU, Bin SHEN
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Patent number: 10912414Abstract: An infrared temperature equalizing device and a grill thereof having a first vertical plate, a first folded plate, a second vertical plate, and a second folded plate. The first folded plate is connected with the second folded plate to form a cover. The first vertical plate and the second vertical plate form a wall. The wall and the cover form a heat aggregation chamber for hot air aggregation and circulation, which has a closed top and a bottom opening with a longitudinal depth. The temperature equalizing device achieves heat aggregation, temperature rising, and temperature equalizing. Through infrared and convection heating, the grill can heat food evenly and roast the food quickly.Type: GrantFiled: April 29, 2019Date of Patent: February 9, 2021Assignee: Ningbo Agsun Products, Inc.Inventors: Xuefei Mao, Xianghua Liu, Luoda Ying
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Publication number: 20200376022Abstract: Methods and compositions are provided for oligonucleotides that bind targets of interest. The targets include circulating biomarkers such as micro vesicles, including those derived from various diseases.Type: ApplicationFiled: March 27, 2018Publication date: December 3, 2020Applicant: Caris Science, Inc.Inventors: Valeriy Domenyuk, Xianghua Liu, Mark Miglarese, David Spetzler
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Publication number: 20200229644Abstract: An infrared temperature equalizing device and a grill thereof having a first vertical plate, a first folded plate, a second vertical plate, and a second folded plate. The first folded plate is connected with the second folded plate to form a cover. The first vertical plate and the second vertical plate form a wall. The wall and the cover form a heat aggregation chamber for hot air aggregation and circulation, which has a closed top and a bottom opening with a longitudinal depth. The temperature equalizing device achieves heat aggregation, temperature rising, and temperature equalizing. Through infrared and convection heating, the grill can heat food evenly and roast the food quickly.Type: ApplicationFiled: April 29, 2019Publication date: July 23, 2020Inventors: Xuefei MAO, Xianghua LIU, Luoda YING
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Patent number: 10663279Abstract: Metal film thickness can be determined using the sheet resistance, resistivity, and temperature coefficient of resistivity for the metal film. Variation in film thickness measurements caused by resistivity can be reduced or eliminated. A probe head may be used for some of the measurements of the metal film. The probe head can include a temperature sensor used during sheet resistance measurements. A wafer on a chuck is heated, such as using the chuck or the probe head, for the measurements.Type: GrantFiled: February 24, 2017Date of Patent: May 26, 2020Assignee: KLA-Tencor CorporationInventors: Xianghua Liu, Walter Johnson, Jianli Cui, Lu Yu, Nanchang Zhu, Juli Cheng, Huanglin Li, Liming Liu
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Patent number: 10598477Abstract: Metal film thickness can be determined using the sheet resistance, resistivity, and temperature coefficient of resistivity for the metal film. Variation in film thickness measurements caused by resistivity can be reduced or eliminated. A probe head may be used for some of the measurements of the metal film. The probe head can include a temperature sensor used during sheet resistance measurements. A wafer on a chuck is heated, such as using the chuck or the probe head, for the measurements.Type: GrantFiled: February 1, 2017Date of Patent: March 24, 2020Assignee: KLA-Tencor CorporationInventors: Xianghua Liu, Walter Johnson, Jianli Cui, Lu Yu, Nanchang Zhu, Juli Cheng, Huanglin Li, Liming Liu
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Publication number: 20200072869Abstract: Resistivity probes can be used to test integrated circuits. In one example, a resistivity probe has a substrate with multiple vias and multiple metal pins. Each of the metal pins is disposed in one of the vias. The metal pins extend out of the substrate. Interconnects provide an electrical connection to the metal pins. In another example, a resistivity probe has a substrate with a top surface and multiple elements extending from the substrate. Each of the elements curves from the substrate to a tip of the element such that each of the elements is non-parallel to the top surface of the substrate.Type: ApplicationFiled: November 10, 2019Publication date: March 5, 2020Inventors: Walter H. Johnson, III, Nanchang Zhu, Xianghua Liu, Jianli Cui, Zhu-bin Shi, Zhuoxian Zhang, Haiyang You, Lu Yu, Jianou Shi, Fan Zhang
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Patent number: 10514391Abstract: Resistivity probes can be used to test integrated circuits. In one example, a resistivity probe has a substrate with multiple vias and multiple metal pins. Each of the metal pins is disposed in one of the vias. The metal pins extend out of the substrate. Interconnects provide an electrical connection to the metal pins. In another example, a resistivity probe has a substrate with a top surface and multiple elements extending from the substrate. Each of the elements curves from the substrate to a tip of the element such that each of the elements is non-parallel to the top surface of the substrate.Type: GrantFiled: August 1, 2017Date of Patent: December 24, 2019Assignee: KLA-Tencor CorporationInventors: Walter H. Johnson, III, Nanchang Zhu, Xianghua Liu, Jianli Cui, Zhu-bin Shi, Zhuoxian Zhang, Haiyang You, Lu Yu, Jianou Shi, Fan Zhang