Patents by Inventor Yanhui Chen
Yanhui Chen 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: 12409594Abstract: The present invention relates to the field of forming technologies for rubber sealing ring blanks, and more particularly to an automatic forming method and device for a rubber sealing ring blank. A cutting blade is fixedly connected to the surface of a blank forming assembly; an equipment body II is fixedly connected to a sliding table die set; a supporting rod II is fixedly connected to the surface of the equipment body II; a blank box is fixedly connected to the inner side surface of the supporting rod II; and a blank spool is fixedly connected to the tail end of a long blank strip. The method and device disclosed by the present invention have the advantages that the automation degree is high, and the long blank strip conveyed from the blank spool passes through guide wheels and a guide groove and is automatically pressed into a ring through the combined action of the blank forming assembly and the cutting blade.Type: GrantFiled: March 20, 2023Date of Patent: September 9, 2025Assignee: CHENGDU HOLY AVIATION SCIENCE TECHNOLOGY CO., LTD.Inventors: Liang Wang, Hongzhong Tu, Jie Zhong, Chen Han, Junjie Li, Xiaofeng Zhang, Zhulin Xu, Wenfeng Wu, Yanhui Chen, Xuanmin Huang, Xi Ling, Shixiang Gan, Donghui Li, Jiajun Xie, Qingbo Zheng, Dongliang Ding, Shipu Guo
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Publication number: 20250257168Abstract: A rheological additive comprising a polyurea is described. The polyurea is obtained or is obtainable from a reaction between (a) a linear C2-C12 alkylene diisocyanate and (b) at least one primary monoamine having an aliphatic side chain. Also disclosed are sealant formulations, adhesive formulations and processes for the manufacture of the rheological additives, sealant formulation and adhesive formulations.Type: ApplicationFiled: May 2, 2024Publication date: August 14, 2025Inventors: Yanhui CHEN, Rajni Gupta, Prashant Balwant Deshmukh, Maurice Gray, Wouter Laurens Ijdo
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Publication number: 20250234829Abstract: Methods and compositions are provided for modifying the flowering time and/or maturity time of soybean plants to enable them to be cultivated in a variety of geographical locations having different day lengths. Modified soybean plants are disclosed comprising non-natural mutant alleles at the E1 and/or E1Lb locus. The modified plants have a shorter flowering and/or maturity time than control plants.Type: ApplicationFiled: March 9, 2023Publication date: July 24, 2025Applicant: Syngenta Crop Protection AGInventors: Yang Gao, Chunxia Liu, Yuguo Zhang, Yanhui Chen, Dawei Liang, Xi Chen
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Publication number: 20250204089Abstract: A device for mass transfer of Mini-LEDs based on array water jet-based ejection, including a planar motion platform, a vision camera, an array water jet-type ejection unit, a Z-axis motion platform, a blue membrane, an operation platform and a transfer substrate. The vision camera and the array water jet-type ejection unit are provided on a side of the planar motion platform. The array water jet-type ejection unit includes a water jet channel and a through-hole array. The Z-axis motion platform is provided at a side of the planar motion platform near the vision camera, and is configured for placement of the blue membrane. Multiple Mini-LED chips are bonded to the blue membrane. The operation platform is spacedly provided at a side of the Z-axis motion platform away from the planar motion platform.Type: ApplicationFiled: February 25, 2025Publication date: June 19, 2025Inventors: Yun CHEN, Yanhui CHEN, Li MA, Pengwei LV, Hao ZHANG, Maoxiang HOU, Xin CHEN
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Patent number: 12336324Abstract: A device for mass transfer of Mini-LEDs based on array water jet-based ejection, including a planar motion platform, a vision camera, an array water jet-type ejection unit, a Z-axis motion platform, a blue membrane, an operation platform and a transfer substrate. The vision camera and the array water jet-type ejection unit are provided on a side of the planar motion platform. The array water jet-type ejection unit includes a water jet channel and a through-hole array. The Z-axis motion platform is provided at a side of the planar motion platform near the vision camera, and is configured for placement of the blue membrane. Multiple Mini-LED chips are bonded to the blue membrane. The operation platform is spacedly provided at a side of the Z-axis motion platform away from the planar motion platform.Type: GrantFiled: February 25, 2025Date of Patent: June 17, 2025Assignee: Guangdong University of TechnologyInventors: Yun Chen, Yanhui Chen, Li Ma, Pengwei Lv, Hao Zhang, Maoxiang Hou, Xin Chen
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Patent number: 12289932Abstract: An ejector pin sliding on membrane-based device and method for mass transfer of mini light-emitting diodes (Mini-LEDs) are provided. The device includes a gantry transverse beam. The gantry transverse beam is provided with an ejector pin base, and the ejector pin base is configured to move along the gantry transverse beam. The ejector pin base is fixedly provided with a vision camera and an ejector pin. A blue membrane is horizontally provided at a side of the gantry transverse beam close to the ejector pin, and is spaced from the gantry beam. A surface of a side of the blue membrane away from the gantry transverse beam is adhesively provided with a plurality of Mini-LED chips arranged evenly. A transfer substrate is horizontally provided at a side of the blue membrane close to the plurality of Mini-LED chips, and is spaced from the blue membrane.Type: GrantFiled: July 11, 2024Date of Patent: April 29, 2025Assignee: Guangdong University of TechnologyInventors: Yun Chen, Yanhui Chen, Li Ma, Hao Zhang, Jintao Chen, Maoxiang Hou, Xin Chen
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Patent number: 12261239Abstract: A device for mass transfer of Mini-LEDs based on array water jet-based ejection, including a planar motion platform, a vision camera, an array water jet-type ejection unit, a Z-axis motion platform, a blue membrane, an operation platform and a transfer substrate. The vision camera and the array water jet-type ejection unit are provided on a side of the planar motion platform. The array water jet-type ejection unit includes a water jet channel and a through-hole array. The Z-axis motion platform is provided at a side of the planar motion platform near the vision camera, and is configured for placement of the blue membrane. Multiple Mini-LED chips are bonded to the blue membrane. The operation platform is spacedly provided at a side of the Z-axis motion platform away from the planar motion platform.Type: GrantFiled: July 11, 2024Date of Patent: March 25, 2025Assignee: Guangdong University of TechnologyInventors: Yun Chen, Yanhui Chen, Li Ma, Pengwei Lv, Hao Zhang, Maoxiang Hou, Xin Chen
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Publication number: 20240376293Abstract: A rheological additive comprising a polyurea is described. The polyurea is obtained or is obtainable from a reaction between (a) a linear C2-C12 alkylene diisocyanate and (b) at least one primary monoamine having an aliphatic side chain. Also disclosed are sealant formulations, adhesive formulations and processes for the manufacture of the rheological additives, sealant formulation and adhesive formulations.Type: ApplicationFiled: May 2, 2023Publication date: November 14, 2024Applicant: ELEMENTIS SPECIALTIES, INC.Inventors: Yanhui CHEN, Rajni GUPTA, Prashant Balwant DESHMUKH, Maurice GRAY, Wouter Laurens IJDO
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Publication number: 20240363793Abstract: An ejector pin sliding on membrane-based device and method for mass transfer of mini light-emitting diodes (Mini-LEDs) are provided. The device includes a gantry transverse beam. The gantry transverse beam is provided with an ejector pin base, and the ejector pin base is configured to move along the gantry transverse beam. The ejector pin base is fixedly provided with a vision camera and an ejector pin. A blue membrane is horizontally provided at a side of the gantry transverse beam close to the ejector pin, and is spaced from the gantry beam. A surface of a side of the blue membrane away from the gantry transverse beam is adhesively provided with a plurality of Mini-LED chips arranged evenly. A transfer substrate is horizontally provided at a side of the blue membrane close to the plurality of Mini-LED chips, and is spaced from the blue membrane.Type: ApplicationFiled: July 11, 2024Publication date: October 31, 2024Inventors: Yun CHEN, Yanhui CHEN, Li MA, Hao ZHANG, Jintao CHEN, Maoxiang HOU, Xin CHEN
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Publication number: 20240363792Abstract: A device for mass transfer of Mini-LEDs based on array water jet-based ejection, including a planar motion platform, a vision camera, an array water jet-type ejection unit, a Z-axis motion platform, a blue membrane, an operation platform and a transfer substrate. The vision camera and the array water jet-type ejection unit are provided on a side of the planar motion platform. The array water jet-type ejection unit includes a water jet channel and a through-hole array. The Z-axis motion platform is provided at a side of the planar motion platform near the vision camera, and is configured for placement of the blue membrane. Multiple Mini-LED chips are bonded to the blue membrane. The operation platform is spacedly provided at a side of the Z-axis motion platform away from the planar motion platform.Type: ApplicationFiled: July 11, 2024Publication date: October 31, 2024Inventors: Yun CHEN, Yanhui CHEN, Li MA, Pengwei LV, Hao ZHANG, Maoxiang HOU, Xin CHEN
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Publication number: 20240009906Abstract: The present invention relates to the field of forming technologies for rubber sealing ring blanks, and more particularly to an automatic forming method and device for a rubber sealing ring blank. A cutting blade is fixedly connected to the surface of a blank forming assembly; an equipment body II is fixedly connected to a sliding table die set; a supporting rod II is fixedly connected to the surface of the equipment body II; a blank box is fixedly connected to the inner side surface of the supporting rod II; and a blank spool is fixedly connected to the tail end of a long blank strip. The method and device disclosed by the present invention have the advantages that the automation degree is high, and the long blank strip conveyed from the blank spool passes through guide wheels and a guide groove and is automatically pressed into a ring through the combined action of the blank forming assembly and the cutting blade.Type: ApplicationFiled: March 20, 2023Publication date: January 11, 2024Inventors: Liang WANG, Hongzhong TU, Jie ZHONG, Chen HAN, Junjie LI, Xiaofeng ZHANG, Zhulin XU, Wenfeng WU, Yanhui CHEN, Xuanmin HUANG, Xi LING, Shixiang GAN, Donghui LI, Jiajun XIE, Qingbo ZHENG, Dongliang DING, Shipu GUO
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Patent number: 11870256Abstract: This invention relates to a method for optimising usage 5 of electricity from the grid and energy storage comprising: forecasting a predetermined number of hours of load at a predetermined interval to determine a forecasted load profile; subtracting a peak load from the forecasted load profile by a maximum amount of electricity that can be charged into or discharged from the energy storage to determine a subtracted peak; smoothening peaks 10 within 30 minutes period that are more than the subtracted peak to obtain a final forecast result; and determining optimised battery setpoint actions based on the final forecast result and energy storage operating constraints.Type: GrantFiled: September 28, 2021Date of Patent: January 9, 2024Assignee: SPACE PTE. LTD.Inventors: Yi Wang, Elissa Yanting Lim, Rully Adrian Santosa, Soon Siang Tan, Yiqun Hu, Yanhui Chen
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Patent number: 11801214Abstract: A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a dormant carbamate initiator of Formula (1) wherein R1 and R2 can be independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; and An+ is a cationic species or polymer and n is an integer equal or greater than 1 with the proviso that An+ is not an acidic hydrogen; and optionally further comprising ammonium carbamate (H2NR1R2+?OC?ONR1R2). The crosslinkable coating composition can be used for a variety of coating applications including nail coating compositions.Type: GrantFiled: March 29, 2022Date of Patent: October 31, 2023Assignee: ELEMENTIS SPECIALTIES, INC.Inventors: Wouter Ijdo, Yanhui Chen, Prashant Deshmukh, Rajni Gupta, James A. Heck, Wayne Hoyte, Maurice Gray
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Publication number: 20220290001Abstract: A self-emulsifying epoxy composition is prepared by the components comprising an epoxide adduct a) and an epoxide compound b), the solid content of the self-emulsifying composition has a smaller particle size. The self-emulsifying epoxy composition can be used to prepare the coating composition which has favorable anti-corrosion-performance.Type: ApplicationFiled: September 4, 2019Publication date: September 15, 2022Inventors: Peng ZHANG, Weijing LV, Yanhui CHEN, Peng XU
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Publication number: 20220251414Abstract: A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor, wherein ingredient A is selected from the group consisting of an acetoacetate group containing compound, an acetoacetate group containing oligomer, an acetoacetate group containing polymer and combinations thereof; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; a surface modifying agent selected from the group consisting of perfluorosurfactants, polyacrylates, polyacrylate copolymers, fluorocarbon polyacrylates, fluorocarbon polyacrylate copolymers, polysiloxane and copolymers thereof and combinations thereof; and a chemical activator.Type: ApplicationFiled: February 1, 2022Publication date: August 11, 2022Applicant: Elementis Specialties, Inc.Inventors: Yanhui CHEN, Maurice GRAY, Rajni GUPTA, Wouter Laurens IJDO
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Publication number: 20220218587Abstract: A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a dormant carbamate initiator of Formula (1) wherein R1 and R2 can be independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; and An+ is a cationic species or polymer and n is an integer equal or greater than 1 with the proviso that An+ is not an acidic hydrogen; and optionally further comprising ammonium carbamate (H2NR1R2+?OC?ONR1R2). The crosslinkable coating composition can be used for a variety of coating applications including nail coating compositions.Type: ApplicationFiled: March 29, 2022Publication date: July 14, 2022Applicant: Elementis Specialties, Inc.Inventors: Wouter Ijdo, Yanhui Chen, Prashant Deshmukh, Rajni Gupta, James A. Heck, Wayne Hoyte, Maurice Gray
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Patent number: 11377398Abstract: The disclosure provides a catalyst system and a method for ethylene oligomerization using this. The catalyst system contains: ligand a, containing carbene groups of imidazole ring type; transition metal compound b, that is one of IVB˜VIII group metal compounds; activator c, that is a compound containing III A group metals; the ligand a contains at least one group as shown in general formula I: in which, bridging group A contains a main chain including alkyl, alkenyl, aryl groups or the combination of them and the first heteratom; E is a linear or cyclic group containing the second heteroatom; R is a hydrocarbyl group. The catalyst system is especially used for trimerization and tetramerization of ethylene. The catalyst system has high selectivity for 1-hexene and 1-octene, low selectivity for 1-butene and 1-C10+, and the total percent content of C6˜C8 linear ??-olefin in the product is more than 90% by mass.Type: GrantFiled: December 10, 2018Date of Patent: July 5, 2022Inventors: Tao Jiang, Yanhui Chen, Le Zhang, Fakhre Alam, Huaiqi Shao, Jian Li, Bing Yan
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Publication number: 20220135994Abstract: The present invention relates to methods and compositions for reducing or suppressing target gene expression by genome editing of native miRNAsType: ApplicationFiled: February 26, 2020Publication date: May 5, 2022Applicant: SYNGENTA CROP PROTECTION AGInventors: Juntao LIU, Jianping XU, Yanhui CHEN, Zhiqiang LIU, Xi CHEN
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Patent number: 11318082Abstract: A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a dormant carbamate initiator of Formula (1) wherein R1 and R2 can be independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; and An+ is a cationic species or polymer and n is an integer equal or greater than 1 with the proviso that An+ is not an acidic hydrogen; and optionally further comprising ammonium carbamate (H2NR1R2+?OC?ONR1R2). The crosslinkable coating composition can be used for a variety of coating applications including nail coating compositions.Type: GrantFiled: August 21, 2020Date of Patent: May 3, 2022Assignee: ELEMENTS SPECIALTIES, INC.Inventors: Wouter Ijdo, Yanhui Chen, Prashant Deshmukh, Rajni Gupta, James A. Heck, Wayne Hoyte, Maurice Gray
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Publication number: 20220109298Abstract: This invention relates to a method for optimising usage of electricity from the grid and energy storage comprising: forecasting a predetermined number of hours of load at a predetermined interval to determine a forecasted load profile; subtracting a peak load from the forecasted load profile by a maximum amount of electricity that can be charged into or discharged from the energy storage to determine a subtracted peak; smoothening peaks within 30 minutes period that are more than the subtracted peak to obtain a final forecast result, and determining optimised battery setpoint actions based on the final forecast result and energy storage operating constraints.Type: ApplicationFiled: September 28, 2021Publication date: April 7, 2022Applicant: SPACE PTE. LTD.Inventors: Yi Wang, Elissa Yanting Lim, Rully Adrian Santosa, Soon Siang Tan, Yiqun Hu, Yanhui Chen