Patents by Inventor Ping Zheng
Ping Zheng 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: 20240156983Abstract: The present invention provides quaternary ammonium cyclodextrin and a preparation method and uses thereof, as well as a silver nanoparticle-cyclodextrin complex and a preparation method and uses thereof. The quaternary ammonium cyclodextrin of the present invention is introduced with an amine group and quaternary ammonium groups, while retaining the special structure and properties of cyclodextrin itself. The amine group contained in the structure plays a role in reducing and complexing Ag+ in the synthesis of AgNPs, and plays a certain role in stabilizing nanoparticles and forming a complex in combination with quaternary ammonium groups.Type: ApplicationFiled: October 24, 2023Publication date: May 16, 2024Applicant: Hubei University of Chinese MedicineInventors: Junfeng LIU, Junfeng ZAN, Ping WANG, Guohua ZHENG, Laichun LUO, Cong CHANG, Ke YANG
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Publication number: 20240156896Abstract: The present invention provides polypeptide modulators of complement activity, including cyclic polypeptide modulators. Also provided are methods of utilizing such modulators as therapeutics.Type: ApplicationFiled: June 1, 2023Publication date: May 16, 2024Inventors: Michelle Denise Hoarty, Ketki Ashok Dhamnaskar, Daniel Elbaum, Kristopher Josephson, Kelley Cronin Larson, Zhong Ma, Nathan Ezekiel Nims, Alonso Ricardo, Kathleen Seyb, Guo-Qing Tang, Douglas A. Treco, Zhaolin Wang, Ping Ye, Hong Zheng, Sarah Jacqueline Perlmutter
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Patent number: 11982009Abstract: A method of making a catalyst layer of a membrane electrode assembly (MEA) for a polymer electrolyte membrane fuel cell includes the step of preparing a porous buckypaper layer comprising at least one selected from the group consisting of carbon nanofibers and carbon nanotubes. Platinum group metal nanoparticles are deposited in a liquid solution on an outer surface of the buckypaper to create a platinum group metal nanoparticle buckypaper. A proton conducting electrolyte is deposited on the platinum group metal nanoparticles by electrophoretic deposition to create a proton-conducting layer on the an outer surface of the platinum nanoparticles. An additional proton-conducting layer is deposited by contacting the platinum group metal nanoparticle buckypaper with a liquid proton-conducting composition in a solvent. The platinum group metal nanoparticle buckypaper is dried to remove the solvent. A membrane electrode assembly for a polymer electrolyte membrane fuel cell is also disclosed.Type: GrantFiled: February 13, 2023Date of Patent: May 14, 2024Assignee: FLORIDA STATE UNIVERSITY RESEARCH FOUNDATION, INC.Inventor: Jian-ping Zheng
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Publication number: 20240140009Abstract: An injection molding apparatus for generally toroidal or donut-shaped articles having a hollow interior includes a hollow-interior forming member that is positioned within the mold cavity during injection to form the hollow interior of the article, and that is moved away from the mold cavity to allow removal of the molded article when the injection molding apparatus is opened following molding. The hollow-interior forming member includes an open section or gap that is closed by a gap-filling member when the injection molding apparatus is closed. When the injection molding apparatus is opened following molding, the gap-filling member vacates the open section or gap to enable the molded article to be manually separated from the annular member.Type: ApplicationFiled: October 27, 2023Publication date: May 2, 2024Applicant: COOL THINGS CORP.Inventor: Yan Ping Zheng
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Patent number: 11969915Abstract: The present application disclosures a double production line and a rapid prefabrication process of a segmental beam. The double production line including two production machine and a track system provided on the construction ground; the production machine includes a fixed end mold, two side molds, a bottom mold trolley, a middle internal mold trolley and two side internal mold trolley; two side molds are positioned on two sides of the fixed end mold respectively, the fixed end mold and two side molds together define a pouring position with an end opening, two openings of the pouring position are arranged facing each other; the track system includes a transverse track and a longitudinal track communicated with each other, two pouring positions are both positioned in the extension path of the transverse track, and the longitudinal track is positioned between two pouring positions.Type: GrantFiled: December 20, 2021Date of Patent: April 30, 2024Assignees: CHINA RAILWAY GUANGZHOU ENGINEERING GROUP CO., LTD., China Railway Guangzhou Engineering Group Real Estate Co., Ltd.Inventors: Xiao Zhou, Xiaofeng Deng, Yongguang Chen, Zhouyu Xie, Gaofei Wei, Jiawei Yang, Ping Zhang, Beibei Cheng, Wenqiang Zheng, Ying Wang, Yuan Xu
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Patent number: 11966994Abstract: The present invention provides a blockchain-based method and system for processing a traffic violation event. The method includes: obtaining traffic violation reporting information provided by a first vehicle node stored in a blockchain; obtaining an associated evidence data identifier in the traffic violation reporting information; obtaining, according to the evidence data identifier, evidence data provided by a second vehicle node stored in the blockchain; and determining, according to the traffic violation reporting information and the associated evidence data, whether the traffic violation reporting information is valid. In the present invention, each vehicle node in the blockchain automatically collects data of a traffic violation event, so that credible traffic violation determining is completed based on an intelligent contract, and credibility and tamper resistance of traffic violation determining is improved based on recording information of a plurality of associated blockchain nodes.Type: GrantFiled: July 2, 2020Date of Patent: April 23, 2024Assignees: INVENTEC APPLIANCES (PUDONG) CORPORATION, INVENTEC APPLIANCES (SHANGHAI) CO. LTD., INVENTEC APPLIANCES CORP.Inventors: Yong-Ping Zheng, Shih-Kuang Tsai
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Patent number: 11967664Abstract: The present disclosure generally relates to semiconductor devices for use in optoelectronic/photonic applications and integrated circuit (IC) chips. More particularly, the present disclosure relates to photodiodes such as avalanche photodiodes (APDs) and single photon avalanche diodes (SPADs).Type: GrantFiled: April 20, 2022Date of Patent: April 23, 2024Assignee: GlobalFoundries Singapore Pte. Ltd.Inventors: Ping Zheng, Eng Huat Toh, Cancan Wu, Kiok Boone Elgin Quek
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Patent number: 11965040Abstract: The present invention provides modulators of complement activity. Also provided are methods of utilizing such modulators as therapeutics.Type: GrantFiled: April 21, 2021Date of Patent: April 23, 2024Assignee: RA PHARMACEUTICALS, INC.Inventors: Michelle Denise Hoarty, Ketki Ashok Dhamnaskar, Daniel Elbaum, Kristopher Josephson, Kelley Cronin Larson, Zhong Ma, Nathan Ezekiel Nims, Alonso Ricardo, Kathleen Seyb, Guo-Qing Tang, Douglas A. Treco, Zhaolin Wang, Ping Ye, Hong Zheng, Sarah Jacqueline Perlmutter, Robert Paul Hammer
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Patent number: 11958681Abstract: The present invention relates to a ventilating and blanking device for a coal storage Eurosilo. The ventilating and blanking device includes a top blanking pipe, an axial flow fan and a baffle door, the top blanking pipe including a first pipeline and a second pipeline, an air supply pipe is connected to a side wall of the second pipeline, and the baffle door is connected to a driving mechanism; during blanking, the driving mechanism drives the baffle door so as to make the baffle door close the air supply pipe and the axial flow fan is shut off; and during ventilation, the driving mechanism drives the baffle door so as to make the baffle door close the first pipeline, and the axial flow fan is turned on. Compared with the prior art, the present invention has the advantages of ventilation efficiency, good ventilation effect, etc.Type: GrantFiled: May 10, 2021Date of Patent: April 16, 2024Assignees: HUANENG POWER INTERNATIONAL, INC., SHANGHAI SHIDONGKOU FIRST POWER PLANTInventors: Zhong Ni, Zhiwei Sang, Zhongming Huang, Xin Hu, Pengxia Ni, Ping Zhu, Qinghan Zheng, Runhan Liu, Xiao Zhang, Jinxin Yu, Haifeng Guan, Jialei Deng
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Publication number: 20240106235Abstract: A high anti-interference microsystem based on System In Package (SIP) for a power grid is provided. The high anti-interference microsystem comprises a ceramic cavity, a ceramic substrate, a magnetic cover plate, a digital signal processing circuit, an analog signal conditioning circuit and a shield, wherein the ceramic cavity supports the ceramic substrate, the magnetic cover plate is in sealed contact with the ceramic cavity, and the ceramic substrate is arranged in a cavity formed by the ceramic cavity and the magnetic cover plate; a sealed shell of the microsystem based on SIP is composed of the magnetic cover plate and the ceramic cavity; the digital signal processing circuit and the analog signal conditioning circuit are arranged on the ceramic substrate and respectively process received signals to be processed; the shield covers an outer side of the sealed shell and is used for shielding external magnetic field interference.Type: ApplicationFiled: August 2, 2023Publication date: March 28, 2024Applicant: Electric Power Research Institute of State Grid Zhejiang Electric Power Co., LTDInventors: Xianjun SHAO, Xiaoxin CHEN, Yiming ZHENG, Chen LI, Jianjun WANG, Ping QIAN, Hua XU, Shaoan WANG, Shaohe WANG, Haibao MU, Huibin TAO, Lin ZHAO, Wenzhe ZHENG, Dun QIAN
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Patent number: 11940367Abstract: A device for simulating carbon dioxide storage in a deep saline aquifer, including a CO2 gas source, first and second valves, first and second pressure pumps, first, second and third pressure gauges, a water storage tank, a simulation box, a first flow meter, a gas-liquid separator, a recycling tank, a microcomputer-display assembly, a structure plate, core holders, an injection pipeline, a connection pipeline, a baffle, a piezometer, a second flow meter, a heater, a lifter and an acoustic logging tool. The CO2 gas source, the first valve, the first pressure pump and the first pressure gauge for gas injection. The water storage tank, a second pressure pump and a second pressure gauge for water injection. The second valve, the third pressure gauge, the first flow meter, the gas-liquid separator and the recycling tank form an output pipeline.Type: GrantFiled: November 3, 2023Date of Patent: March 26, 2024Assignee: Southwest Petroleum UniversityInventors: Ping Yue, Hongnan Yang, Yuan Lei, Xu Zheng, Peng Song, Pengyu Chen, Zhouhua Wang, Simin Qu
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Publication number: 20240084314Abstract: A polynucleotide having promoter activity of a malate dehydrogenase gene (mdh gene), a transcription expression cassette, recombinant expression vector and recombinant host cell containing the polynucleotide having the promoter activity, a method for constructing a promoter mutant, a method for regulating the transcription of a target gene, a method for preparing a protein, and method for producing a target compound. The polynucleotide having the promoter activity is a mutant of an mdh gene promoter, and compared with a promoter of a wild-type mdh gene, the promoter activity of the mutant is significantly improved. After operably linking the mutant to a target gene, the expression efficiency of the target gene can be significantly improved, thereby effectively improving the yield and transformation rate of a target compound.Type: ApplicationFiled: May 24, 2022Publication date: March 14, 2024Inventors: Ping Zheng, Jiao Liu, Jibin Sun, Guannan Sun, Wenjuan Zhou, Xuan Guo
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Publication number: 20240068923Abstract: A device for simulating carbon dioxide storage in a deep saline aquifer, including a CO2 gas source, first and second valves, first and second pressure pumps, first, second and third pressure gauges, a water storage tank, a simulation box, a first flow meter, a gas-liquid separator, a recycling tank, a microcomputer-display assembly, a structure plate, core holders, an injection pipeline, a connection pipeline, a baffle, a piezometer, a second flow meter, a heater, a lifter and an acoustic logging tool. The CO2 gas source, the first valve, the first pressure pump and the first pressure gauge for gas injection. The water storage tank, a second pressure pump and a second pressure gauge for water injection. The second valve, the third pressure gauge, the first flow meter, the gas-liquid separator and the recycling tank form an output pipeline.Type: ApplicationFiled: November 3, 2023Publication date: February 29, 2024Inventors: Ping YUE, Hongnan YANG, Yuan LEI, Xu ZHENG, Peng SONG, Pengyu CHEN, Zhouhua WANG, Simin QU
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Publication number: 20240059332Abstract: A pushcart consisting of a folded and unfolded body frame and a storage bag enveloped on the body frame, whereas the body frame, including rigid left frame and right frame, and hinges that link left and right frames, front and rear ends, which form the whole body with left and right frames that can collide and be folded and unfolded, and the upper mouth and bottom of the bag can be opened by unfolded left and right frames.Type: ApplicationFiled: August 22, 2022Publication date: February 22, 2024Inventors: Andrew David Frankel, Shi-Ping Zheng, Tian-Xia Zheng
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Publication number: 20240052386Abstract: A protein having an L-proline efflux function and the use thereof are provided. A method for producing L-proline or hydroxyproline by means of using a protein ThrE is used for producing L-proline by means of enhancing the activity of a polypeptide, having an L-proline efflux function, in an L-proline-producing strain. Alternatively, the method is used for producing hydroxyproline by means of weakening the activity of a polypeptide, having an L-proline efflux function, in L-proline-producing host cells and enhancing the activity of a proline hydroxylase.Type: ApplicationFiled: January 11, 2022Publication date: February 15, 2024Inventors: Jibin SUN, Jiao LIU, Ping ZHENG, Moshi LIU, Yu WANG, Wenjuan ZHOU, Guannan SUN
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Patent number: 11901122Abstract: A hybrid lithium-ion battery-capacitor (H-LIBC) energy storage device includes a hybrid composite cathode electrode having a lithium ion battery (LIB) cathode active material and a lithium ion capacitor (LIC) cathode active material. An anode electrode having a surface is pre-loaded and pressed with a lithium (Li) thin film source. The anode electrode is pre-lithiated with the lithium film source by positioning the Li film source on the surface of anode electrode after electrolyte filling and soaking processes, a separator and an organic solvent electrolytic solution including a lithium salt electrolyte are also provided. A method of making a hybrid lithium-ion battery-capacitor and a method of making a hybrid composite cathode for a hybrid lithium-ion battery-capacitor are also disclosed.Type: GrantFiled: December 16, 2021Date of Patent: February 13, 2024Assignees: FLORIDA STATE UNIVERSITY RESEARCH FOUNDATION, INC., SPEL TECHNOLOGIES PRIVATE LIMITEDInventors: Wanjun Ben Cao, Jin Yan, Xujie Chen, Jian-Ping Zheng, Annadanesh Shellikeri, Mark Andrew Hagen
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Patent number: 11877219Abstract: Devices, systems and methods are provided to improve pairing between first and second devices to mitigate risk that either device pairs with an unintended device by reducing transmit power to limit communication range between devices to be paired, using minimum and maximum received signal strength thresholds to reject unintended devices, and instructing user to move to another location when multiple devices are detected for pairing. The second device scanning time for detecting advertising signals from the first device is adjusted to detect multiple device co-existence. Pairing is controlled to occur when the second device is the only device that the first device detects.Type: GrantFiled: March 20, 2018Date of Patent: January 16, 2024Assignee: Becton, Dickinson and CompanyInventors: Ping Zheng, Marc Clifford Vogt, Mojtaba Kashef, Tony Hai Nguyen, Yi Su
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Publication number: 20230399667Abstract: Provided are a polynucleotide having promoter activity and an application of the polynucleotide in producing an amino acid. Also disclosed are a transcription expression cassette, a recombinant expression vector, and a recombinant host cell which contain the polynucleotide, and a method for enhancing expression of a target gene, a method for preparing a protein, and a method for producing an amino acid. The polynucleotide having the promoter activity is a mutant of a polynucleotide having the sequence as shown in SEQ ID NO: 9. Compared with the polynucleotide having the sequence as shown in SEQ ID NO: 9, the promoter activity of the mutant is significantly enhanced, thereby promoting the stable and efficient expression of the target gene.Type: ApplicationFiled: July 15, 2021Publication date: December 14, 2023Inventors: Ping Zheng, Jiao Liu, Jibin Sun, Wenjuan Zhou, Tuo Shi, Xuan Guo, Yanhe Ma
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Patent number: 11840002Abstract: An injection molding apparatus for generally toroidal or donut-shaped articles having a hollow interior includes a hollow-interior forming member that is positioned within the mold cavity during injection to form the hollow interior of the article, and that is moved away from the mold cavity to allow removal of the molded article when the injection molding apparatus is opened following molding. The hollow-interior forming member includes an open section or gap that is closed by a gap-filling member when the injection molding apparatus is closed. When the injection molding apparatus is opened following molding, the gap-filling member vacates the open section or gap to enable the molded article to be manually separated from the annular member.Type: GrantFiled: October 27, 2022Date of Patent: December 12, 2023Assignee: COOL THINGS CORP.Inventor: Yan Ping Zheng
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Publication number: 20230395619Abstract: Structures for a single-photon avalanche diode and methods of forming a structure for a single-photon avalanche diode. The structure includes a semiconductor substrate having a top surface, a semiconductor layer on the top surface of the semiconductor substrate, a light-absorbing layer on a portion of the semiconductor layer, and a doped region in the portion of the semiconductor layer. The doped region is positioned in the portion of the semiconductor layer adjacent to the light-absorbing layer.Type: ApplicationFiled: August 22, 2023Publication date: December 7, 2023Inventors: Ping Zheng, Eng Huat Toh, Kiok Boone Elgin Quek, Kien Seen Daniel Chong, Jing Hua Michelle Tng