Patents by Inventor Zhou Chen
Zhou 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: 12217909Abstract: Disclosed are a soft bistable magnetic actuator, a fabrication method thereof, a fatigue testing device, and an auto underwater vehicle. The method for fabricating the soft bistable magnetic actuator includes the following operations: casting a soft precursor by injection molding, wherein the soft precursor consists of a soft deformable portion and a soft peripheral portion surrounded, the soft deformable portion is made of magnetic particles and polymer, and the soft peripheral portion is made of a magnetic particle, a mixture of organic liquid, and polymer; and extracting the organic liquid by an organic solvent shrinks the soft peripheral portion, buckles the soft deformable portion towards one side.Type: GrantFiled: March 22, 2022Date of Patent: February 4, 2025Assignee: City University of Hong Kong Matter Science Research Institute (Futian)Inventors: Jian Lu, Zhou Chen, Lei Wan, Yunhu He
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Publication number: 20250034290Abstract: The present invention relates to a functional cyclic olefin polymer obtained from hydrogenation of a cyclic olefin polymer, wherein the cyclic olefin polymer comprises at least a monomeric unit A? derived from a monomer A having a norbornene ring and a polar functional group, wherein the amount of the monomeric unit A? is in the range of from 20% to 100% by mole, 50% to 100% by mole, from 60% to 100% by mole, or from 70% to 100% by mole, based on the total amount of the monomeric units of the cyclic olefin polymer. The present invention further relates to a process for producing the functional cyclic olefin polymer, a composition comprising the functional cyclic olefin polymer, and the use of the functional cyclic olefin polymer. The functional cyclic olefin polymer of the present invention exhibits improved properties, especially in terms of mechanical properties and barrier properties.Type: ApplicationFiled: October 31, 2022Publication date: January 30, 2025Inventors: Qingshuang Liu, Saifudin M. Abubakar, Yi Zhou, Ke Ran Chen, Yingcheng Pan, Tian Li, Yang Wang
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Publication number: 20250035675Abstract: A structure for reducing displacement of a magnetic sensor in an open loop magnetic core is provided. The structure can include a body having a first end and a second end. The structure can include a first elasticity component connected to the first end extending in a direction away from the body and a second elasticity component connected to the second end extending in a direction away from the body. The structure can include two clamp components connected to the body between the first and second ends, where the two clamp components are configured to secure the magnetic sensor. The structure can be compressible in response to an application of force to outer surfaces of the elasticity components.Type: ApplicationFiled: July 12, 2024Publication date: January 30, 2025Inventors: Jun GAO, Fan YANG, Yu HU, Zhou ZHOU, Wu CHEN, Changchang HUANG
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Patent number: 12203809Abstract: A chromaticity measurement method and device for calibration of a tiled LED display screen (A) having the advantages of convenience in operation and accurate measurement. The chromaticity measurement method includes: imaging emergent light from the tiled LED display screen (A) with an objective lens (1); receiving a light beam from the objective lens (1) with a transflective lens (2) and performing beam splitting to obtain a first light beam and a second light beam; receiving the first light beam with an imaging sensor (3) to obtain an original image; receiving the second light beam in a two-dimensional lattice form with a movable optical fiber array coupling device (4), and converting the second light beam into one-dimensional lattice light; and obtaining chromaticity information and spectrum information of a plurality of regions on the tiled LED display screen (A) according to the one-dimensional lattice light with a spectrum acquisition device (5).Type: GrantFiled: March 31, 2021Date of Patent: January 21, 2025Assignees: Wuhan Jingce Electronic Group Co., LTD, Wuhan Jingli Electronic Technology Co., LTDInventors: Changdong Ou, Zengqiang Zheng, Shiwen Luo, Zhikun Hong, Zhou Wang, Fan Zhong, Luning Liu, Xiaofan Feng, Ronghua Liu, Yafei Shen, Kai Chen
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Publication number: 20250023341Abstract: An art fault mitigator includes a sensor structured to detect at least one of a user within vicinity of the power system protection device, a light within the power system protection device and an overcurrent within the power system protection device; a mechanical switching device including a fast mechanical circuit interrupter and an actuator; a power electronics circuit coupled to the mechanical switching device in parallel and including a current commutator structured to commutate current from the fast mechanical circuit interrupter to the power electronics circuit upon turning OFF of the fast mechanical circuit interrupter, a power electronic circuit interrupter structured to allow the current to ride there-through up to a threshold current, and a current limiter structured to limit the current flowing through the power electronics circuit interrupter; and a controller including a trip control structured to control operations of the mechanical switching device and the power electronics circuit.Type: ApplicationFiled: July 11, 2023Publication date: January 16, 2025Applicant: EATON INTELLIGENT POWER LIMITEDInventors: Steven Z. Chen, Karthikeyan Subramaniam, Xin Zhou, Tyler Holp, Andy Schroedermeier, Steven Schmalz
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Publication number: 20240353690Abstract: A pair of spectacles includes a main frame, auxiliary frames removably mountable in the main frame, and a nose rest fixedly disposed on the main frame. The lenses are fixed in each auxiliary frame and to replace the lens, it is only necessary to remove the auxiliary frame and install another auxiliary frame with a new lens to achieve convenient lens replacement. The fixation, disassembly, and assembly of the auxiliary frame and the main frame are made convenient by connection via magnetic attraction at one end of the auxiliary frame and a positioning tab at another end thereof. For disassembly, the magnetically attracted end is first separated, followed by removing the auxiliary frame to separate the positioning tab from a positioning slot. For assembly, the positioning tab is first placed in the positioning slot, followed by fixing the magnetically attracted end.Type: ApplicationFiled: December 20, 2023Publication date: October 24, 2024Applicant: FGX International Inc.Inventors: Xiao-Dan Lin, Fang-Zhou Chen, Fang-Qi Chen, Fang-Yang Chen
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Patent number: 12122760Abstract: The disclosure relates to a compound, having a structure of Formula I or a pharmaceutically acceptable salt thereof, herein, R1 is selected from hydrogen, fluorine, and chlorine; R2 and R3 are independently selected from hydrogen, alkyl, a substituted alkyl, alkenyl or a substituted alkenyl, alkynyl or a substituted alkynyl, and aryl, or R2 and R3 are connected to form a ring selected from a cycloalkyl, a substituted cycloalkyl, an aromatic heterocycle or a non-aromatic heterocycle; R4 is selected from hydrogen, cyano, alkyl, a substituted alkyl, alkenyl or a substituted alkenyl, alkynyl or a substituted alkynyl, and aryl; and R5 is selected from hydrogen, halogen, and haloalkyl. The disclosure further relates to a pharmaceutical composition containing the compound. The compound and the composition of the disclosure show significant activity in an aspect of treating AR-prostate cancer and triple-negative breast cancer.Type: GrantFiled: December 29, 2020Date of Patent: October 22, 2024Assignee: CHANGSHA ZEDA MEDICAL TECH CO., LTDInventors: Yongheng Chen, Guangyu Xu Chen, Wenqiang Zhou Chen
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Publication number: 20240347783Abstract: The present disclosure provides a phosphazene derivative, a composition for an electrochemical device and an electrochemical device containing the composition The composition includes an electrolyte, a non-aqueous solvent and an additive. The additive includes a phosphazene derivative of the formula (I), n, R1 and R2 are as defined herein: The safety characteristics of the electrochemical device provided in the present disclosure are improved by adding the aforementioned additives to the composition in the electrochemical device.Type: ApplicationFiled: April 10, 2024Publication date: October 17, 2024Inventors: Jeng-Shiung Jan, Jian-Zhou Chen, Chih-Wei Huang, Wei-Ying Li, Chun-Chin Lee
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Patent number: 12094191Abstract: A monitoring system based on a digital converter station includes a first monitoring terminal deployed at a first-level monitoring side, a second monitoring terminal deployed at a second-level monitoring side, and a third monitoring terminal deployed at a third-level monitoring side; the monitoring terminal at each level includes a communication module, a human-machine interaction module, a device status monitoring module, a device alarm management module, a video fusion processing module, and a data transmission adjustment and control module.Type: GrantFiled: January 11, 2024Date of Patent: September 17, 2024Assignees: STATE GRID CORPORATION OF CHINA, STATE GRID ECONOMIC AND TECHNOLOGICAL RESEARCH INSTITUTE CO., LTD, NR ELECTRIC CO., LTD., XJ GROUP CORPORATION, NARI TECHNOLOGY CO., LTD., BEIJING SGITG ACCENTURE INFORMATION TECHNOLOGY CENTER CO., LTD., HUAWEI TECHNOLOGY CO., LTDInventors: Wei Jin, Qing Wang, Xianshan Guo, Jun Lyu, Siyuan Liu, Xiang Zhang, Yanguo Wang, Zhanguo Zhang, Haifeng Wang, Chong Tong, Ming Li, Wei Cheng, Ning Zhao, Zhou Chen, Xiaojun Hou, Hanqing Zhao
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Publication number: 20240301099Abstract: Ethylene-based polymers having a melt index from 0.8 to 8 g/10 min, a density from 0.94 to 0.96 g/cm3, and a ratio of Mw/Mn from 6 to 20 are disclosed. These polymers can have one or more of an environmental stress crack resistance (ESCR) of at least 5,000 hr (condition A, 100% Igepal), an ESCR of at least 2,500 hr (condition A, 10% Igepal), a CY-a parameter from 0.35 to 0.53, a PSP2 value from 5 to 8.5, a tan ? at 0.1 sec?1 from 8 to 24 degrees, a Mz from 275,000 to 420,000 g/mol, an IVc from 2 to 3 dL/g, a strain hardening modulus (SHM) from 19 to 47 MPa, and/or an amount of polymer eluting between 93 and 95° C. in an ATREF profile of from 7 to 30 wt. %.Type: ApplicationFiled: March 7, 2024Publication date: September 12, 2024Inventors: Zhou Chen, Richard M. Buck, Jon D. Ratzlaff, Jeffrey S. Fodor, Jim B. Askew
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Patent number: 12037352Abstract: Disclosed herein are carboxyl group containing perfluoropolyether compounds of formula (I): Rf—X1—X2 (I), wherein the groups Rf, X1 and X2 are defined herein. Also disclosed are methods of preparing and using perfluoropolyether compounds.Type: GrantFiled: May 7, 2019Date of Patent: July 16, 2024Assignee: GUANGZHOU UR MATERIALS TECHNOLOGY CO., LTD.Inventors: Yi-Jing Chen, Qi-Guan Wang, Gong-Zhou Chen
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Publication number: 20240153257Abstract: A monitoring system based on a digital converter station includes a first monitoring terminal deployed at a first-level monitoring side, a second monitoring terminal deployed at a second-level monitoring side, and a third monitoring terminal deployed at a third-level monitoring side; the monitoring terminal at each level includes a communication module, a human-machine interaction module, a device status monitoring module, a device alarm management module, a video fusion processing module, and a data transmission adjustment and control module.Type: ApplicationFiled: January 11, 2024Publication date: May 9, 2024Applicants: STATE GRID CORPORATION OF CHINA, STATE GRID ECONOMIC AND TECHNOLOGICAL RESEARCH INSTITUTE CO., LTD, NR ELECTRIC CO., LTD., XJ GROUP CORPORATION, NARI TECHNOLOGY CO., LTD, BEIJING SGITG ACCENTURE INFORMATION TECHNOLOGY CENTER CO., LTD., HUAWEI TECHNOLOGY CO., LTDInventors: Wei JIN, Qing WANG, Xianshan GUO, Jun LYU, Siyuan LIU, Xiang ZHANG, Yanguo WANG, Zhanguo ZHANG, Haifeng WANG, Chong TONG, Ming LI, Wei CHENG, Ning ZHAO, Zhou CHEN, Xiaojun HOU, Hanqing ZHAO
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Patent number: 11945754Abstract: A method for forming a complex shape three-dimensional ceramic article by printing a first layer of a first material having a first fraction of first ceramic particles and a first fraction of a first polymeric ceramic precursor. A second layer is printed such that it is at least partially disposed on the first layer of a second material having a second fraction of second ceramic particles and a second fraction of a second polymeric ceramic precursor. A composite of the first layer and the second layer is heated at a temperature sufficient to decompose the first and second polymeric ceramic precursors and sinter the article. During the sintering process, the first and second layers with different fractions of ceramic particles undergo different degrees of shrinkage, resulting in a tuneable mismatch of the bilayer structure and accurately achieving a targeted geometry.Type: GrantFiled: October 27, 2021Date of Patent: April 2, 2024Assignee: City University of Hong KongInventors: Jian Lu, Lei Wan, Zhou Chen, Zhengyi Mao
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Patent number: 11825001Abstract: A blockchain based numerical value ranking method includes: using, by a first participant, a public key of the first participant to encrypt a private value of the first participant to obtain an encrypted text of the first participant; obtaining encrypted texts of other participants, and generating a challenge value having a preset bit length; based on the challenge value and the private value of the first participant, and the encrypted texts and public keys of the other participants, determining mixed results of the first participant with respect to the other participants; and determining a numerical value ranking result between the first participant and a second participant based on the mixed result of the second participant with respect to the first participant.Type: GrantFiled: September 2, 2021Date of Patent: November 21, 2023Assignee: CHINA UNIONPAY CO., LTD.Inventors: Zhenyao Qiu, Yang Yang, Zhou Chen, Zili Huang, Lu Xiong
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Publication number: 20230291586Abstract: A blockchain based numerical value ranking method includes: using, by a first participant, a public key of the first participant to encrypt a private value of the first participant to obtain an encrypted text of the first participant; obtaining encrypted texts of other participants, and generating a challenge value having a preset bit length; based on the challenge value and the private value of the first participant, and the encrypted texts and public keys of the other participants, determining mixed results of the first participant with respect to the other participants; and determining a numerical value ranking result between the first participant and a second participant based on the mixed result of the second participant with respect to the first participant.Type: ApplicationFiled: September 2, 2021Publication date: September 14, 2023Inventors: Zhenyao QIU, Yang YANG, Zhou CHEN, Zili HUANG, Lu XIONG
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Publication number: 20230131840Abstract: Disclosed are a soft bistable magnetic actuator, a fabrication method thereof, a fatigue testing device, and an auto underwater vehicle. The method for fabricating the soft bistable magnetic actuator includes the following operations: casting a soft precursor by injection molding, wherein the soft precursor consists of a soft deformable portion and a soft peripheral portion surrounded, the soft deformable portion is made of magnetic particles and polymer, and the soft peripheral portion is made of a magnetic particle, a mixture of organic liquid, and polymer; and extracting the organic liquid by an organic solvent shrinks the soft peripheral portion, buckles the soft deformable portion towards one side.Type: ApplicationFiled: March 22, 2022Publication date: April 27, 2023Applicant: UNIVERSITY OF HONG KONG SHENZHEN FUTIAN RESEARCH INSTITUTEInventors: Jian LU, Zhou CHEN, Lei WAN, Yunhu HE
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Publication number: 20230128778Abstract: A method for forming a complex shape three-dimensional ceramic article by printing a first layer of a first material having a first fraction of first ceramic particles and a first fraction of a first polymeric ceramic precursor. A second layer is printed such that it is at least partially disposed on the first layer of a second material having a second fraction of second ceramic particles and a second fraction of a second polymeric ceramic precursor. A composite of the first layer and the second layer is heated at a temperature sufficient to decompose the first and second polymeric ceramic precursors and sinter the article. During the sintering process, the first and second layers with different fractions of ceramic particles undergo different degrees of shrinkage, resulting in a tuneable mismatch of the bilayer structure and accurately achieving a targeted geometry.Type: ApplicationFiled: October 27, 2021Publication date: April 27, 2023Inventors: Jian LU, Lei WAN, Zhou CHEN, Zhengyi MAO
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Patent number: 11481256Abstract: Techniques for scheduling operations for a task graph on a processing device are provided. The techniques include receiving a task graph that specifies one or more passes, one or more resources, and one or more directed edges between passes and resources; identifying independent passes and dependent passes of the task graph; based on performance criteria of the processing device, scheduling commands to execute the passes; and transmitting scheduled commands to the processing device for execution as scheduled.Type: GrantFiled: May 29, 2020Date of Patent: October 25, 2022Assignees: Advanced Micro Devices, Inc., ATI Technologies ULCInventors: Steven J. Tovey, Zhou Chen, David Ronald Oldcorn
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Patent number: 11426346Abstract: A lutein-containing ophthalmic composition, wherein the ophthalmic composition is mainly consisting of a natural anti-inflammatory substance, a substance with increasing liquid viscosity, and an artificial tear. The substance with increasing liquid viscosity could apply the ophthalmic composition to elongate the retention time on the ocular surface, thereby increasing the retention time of anti-inflammatory substance on the ocular surface for treating dry eye syndrome and inhibiting ocular surface inflammation.Type: GrantFiled: October 13, 2019Date of Patent: August 30, 2022Assignee: TAIPEI MEDICAL UNIVERSITYInventors: Ching-Li Tseng, I-Chan Lin, Yi-Zhou Chen, Yu-Lun Chuang, Cheng-Han Tsai, Zhi-Yu Chen
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Patent number: 11407541Abstract: The present invention proposes a large industrial vacuum sealer system. The system comprises the following working steps: after materials are placed, a box base moves upwards to be jointed with a box cover in a sealing manner; the first valve 120 is switched on; a rotary vane pump starts roughly pumping the air; next, a roots pump starts working; when the pressure reaches a preset value, the first valve 120 is switched off; valves 110 and the second valve 130 are switched on; diffusion pumps start working; after the air is pumped out completely, all pumps stop working. A box body comprises the box cover and the box base, wherein the box body is fixedly mounted. The box base is driven by air cylinders to move along a rail. In the present invention, a light curtain sensor is mounted between the box cover and the box base.Type: GrantFiled: September 9, 2020Date of Patent: August 9, 2022Inventors: Zhou Chen, Jiaduo Li, Tengzhou Xu