Patents by Inventor Kai Guo
Kai Guo 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).
-
Patent number: 12337396Abstract: A vibration-damping hydraulic tool holder based on a multi-cavity structure is provided. The vibration-damping hydraulic tool holder based on the multi-cavity structure includes a gripper, one end of the gripper is provided with an installation groove, the installation groove is filled with a sealing sleeve, the center of the sealing sleeve is provided with a clamping hole for clamping the tool, and several independent hydraulic units are set on the gripper to apply clamping force to the tool; the hydraulic unit consists of two hydraulic components, the two hydraulic components on the same hydraulic unit are set relatively and connected with each other, an oil injection hole is set on the gripper to add hydraulic oil to the hydraulic unit; The hydraulic tool holder based on multi-cavity structure vibration reduction can solve the problem of low surface quality caused by excessive vibration of the existing hydraulic tool holder.Type: GrantFiled: February 17, 2025Date of Patent: June 24, 2025Assignee: SHANDONG UNIVERSITYInventors: Kai Guo, Jinlong Guo, Jie Sun
-
Patent number: 12334030Abstract: Embodiments of the present disclosure provide a display device and a driving method. The display device includes a display panel that includes a plurality of pixels, each of the plurality of pixels includes a pixel electrode, wherein the pixel electrode includes a plurality of pixel sub-electrodes spaced from each other; and a drive circuit configured to load a first drive voltage with different maintaining durations to at least part of a plurality of pixel sub-electrodes in a set pixel through a signal output terminal in a picture display stage, so that the set pixel is switched from a first state to a second state; wherein the set pixel is at least one of the plurality of pixels.Type: GrantFiled: February 28, 2023Date of Patent: June 17, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Meirong Lu, Weixing Liu, Chunfang Zhang, Wanpeng Teng, Kai Guo, Zhiqiang Xu, Jintao Peng
-
Patent number: 12324337Abstract: A display panel includes a base substrate and a plurality of sub-pixel groups. The plurality of sub-pixel groups includes a first sub-pixel group and a second sub-pixel group. The first sub-pixel group includes two adjacent sub-pixels with a first interval therebetween, and the second sub-pixel group includes two adjacent sub-pixels with a second interval therebetween. The first interval is different from the second interval.Type: GrantFiled: August 25, 2023Date of Patent: June 3, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhiqiang Xu, Wei Qin, Weixing Liu, Kai Guo, Tieshi Wang
-
Publication number: 20250164371Abstract: Disclosed in the present invention is a water filling and drainage test device and method for a prefabricated crack-containing reinforced concrete lining pressure tunnel. The test device comprises a cylindrical barrel, a reinforced concrete lining containing prefabricated cracks, surrounding rock, geotechnical cloth, a front flange, a rear flange, and a monitoring instrument. The surrounding rock is proximate to an inner wall of the cylindrical barrel, and the reinforced concrete lining containing the prefabricated cracks is inside of the surrounding rock; and the front flange and the rear flange are fixed at two ends of the cylindrical barrel. The test device is used for carrying out a water filling and drainage test on the pressure tunnel, and observing the change in the width of the prefabricated cracks and the conditions of the pressure tunnel.Type: ApplicationFiled: August 29, 2023Publication date: May 22, 2025Applicants: ENG CST MAN BR OF CN STN PWRGRID PWR GEN CO. LTD., CHINA INST OF WATER RESOURCES AND HYDROPWR RES, GUANGXI UNIVERSITYInventors: Xueshan LIU, Qiang ZHANG, Peng ZHANG, Zhi ZHENG, Xiaogang WANG, Zhengyun QIN, Kai GUO, Dingcai PAN, Gang ZHOU, Yujie WANG, Yueyang ZHENG, Yufei HUANG, Yunli SHI, Chunhua SONG, Pengtao YING, Qiqi ZHANG, Hecheng HUANG, Lipeng LIU
-
Publication number: 20250154347Abstract: A polyolefin composition includes: a) ?65.0 wt. % and ?94.0 wt. % of an ethylene alpha-olefin co-polymer (A); and b) ?6.0 wt. % and ?35.0 wt. % of an ethylene polymer (B). A foamed article contains such a polyolefin composition. The foamed article is obtained by compression foaming a foamable polyolefin composition or a foamable thermoplastic polymer composition. The foamed article can be used for improving the fatigue resistance and mechanical properties of midsole used in a footwear.Type: ApplicationFiled: December 12, 2022Publication date: May 15, 2025Inventors: Maria SOLIMAN, Dong WAN, Kai GUO, You Jun WU, Hongtao SHI, Ji ZHOU
-
Patent number: 12297077Abstract: A construction arrangement of an elevator including a hoistway; a protection deck mounted inside the hoistway for protecting the portion of the hoistway below it from falling objects; wherein the protection deck includes a cover extending across the hoistway covering the hoistway such that it blocks objects from falling into the hoistway below it; and a frame mounted on stationary structures of the hoistway; and a hoisting apparatus for hoisting construction material below the protective deck. The hoisting apparatus is supported by the protective deck, the hoisting apparatus includes a hoisting machine mounted on protection deck, and a flexible tension member movable with the hoisting machine.Type: GrantFiled: June 7, 2023Date of Patent: May 13, 2025Assignee: Kone CorporationInventors: Otto Lanz, Matti Rasanen, Markku Haapaniemi, Anssi Venho, Janne Laine, Aki Haikonen, Sakari Korvenranta, Kai Guo, XueSong Pan, Jari Ryhanen, Jaakko Kahila, Jorma Mustalahti, Mikko Kukkola, Wen Sheng Luo
-
Patent number: 12293715Abstract: A pixel circuit includes a light emitting element, a first energy storage circuit, a first driving circuit, a second driving circuit, a first driving control circuit, a second driving control circuit, a second energy storage circuit and a first control data voltage writing-in circuit; the first control data voltage writing-in circuit controls to write a first control data voltage into the third node under the control of a first writing-in control signal; both the first terminal of the first driving circuit and the first terminal of the second driving circuit are electrically connected to a power supply voltage terminal, the first driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof, and the second driving circuit is used to drive the light emitting element under the control of a potential of the control terminal thereof.Type: GrantFiled: June 24, 2022Date of Patent: May 6, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Weixing Liu, Zhiqiang Xu, Jintao Peng, Chunfang Zhang, Wanpeng Teng, Kai Guo, Jiao Li
-
Patent number: 12278916Abstract: A data provider encrypts source data to obtain a ciphertext of the source data, and uploads the ciphertext of the source data to a data storage platform for storage. Subsequently, in response to a data application request of a data consumer, the data provider encrypts a storage address of the ciphertext of the source data by using a public key of the data consumer, and uploads the encrypted storage address to a blockchain network. The data consumer obtains the ciphertext of the source data from the data storage platform. In the process, a blockchain decentralization capability is used to implement secure and trusted data exchange by using a smart contract that is public and commonly visible to a plurality of parties.Type: GrantFiled: August 24, 2022Date of Patent: April 15, 2025Assignee: Huawei Cloud Computing Technologies Co., Ltd.Inventors: Yu Zhang, Kai Guo, Tengfei Xue, Mengmeng Zhou, Lei Wang, Yue Yu
-
Publication number: 20250105598Abstract: Provided by the present disclosure is a power distribution box having a data interaction function, comprising a moving mechanism, a control mechanism and a data interaction mechanism. The moving mechanism comprises an electric valve and an electric telescopic rod. The control mechanism comprises a main control single-chip microcomputer and a control panel. The data interaction mechanism comprises a power distribution box tester and an output port. The electric valve is electrically connected to the main control single-chip microcomputer and is arranged at the bottom of the power distribution box. The control panel is arranged on a support rod and is electrically connected to the main control single-chip microcomputer. The power distribution box tester is electrically connected to the main control single-chip microcomputer and is arranged in the power distribution box, and the power distribution box tester is used for testing electrical devices of the power distribution box.Type: ApplicationFiled: August 29, 2023Publication date: March 27, 2025Applicant: ENG CST MAN BR OF CN STN PWRGRID PWR GEN CO., LTD.Inventors: Haibo WANG, Kai LIN, Xueshan LIU, Kai GUO, Zhiming CHEN, Qian PENG, Tao LIU, Yuan CHEN, Cheng LV, Jun MENG, Zhongjie ZHANG, Yan LIU, Jing LI
-
Publication number: 20250095041Abstract: A negotiation apparatus acquires history information that indicates a proposal time of a current offer from an opponent agent and a utility of each offer from the opponent agent that has been received in a negotiation. In the negotiation, a maximum length of time of the negotiation period is fixed in advance. The negotiation apparatus generates a probability distribution of the number of future offers based on the length of time of the remaining period of the negotiation and the proposal time of the current offer. The negotiation apparatus computes an expected utility of future offers based on the probability distribution of the number of future offers and the utilities indicated by the history information. The negotiation apparatus determines whether or not to accept the current offer based on the expected utility of future offers and the utility of the current offer.Type: ApplicationFiled: December 26, 2022Publication date: March 20, 2025Applicants: NEC Corporation, NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGYInventors: Kai GUO, Shinji NAKADAI
-
Patent number: 12236911Abstract: A display method is provided. The display method includes providing a display panel having a plurality of subpixels, a respective subpixel of the plurality of subpixels including a first area, n1 number of second areas, and n2 number of third areas, the first area being between the n1 number of second areas and the n2 number of third areas, n1?1, and n2?1; for displaying a first frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1 number of the n1 number of second areas, and m2 number of the n2 number of third areas; and for displaying a second frame of image, controlling light emission of the respective subpixel to be limited in the first area, m1? number of the n1 number of second areas, and m2? number of the n2 number of third areas.Type: GrantFiled: January 19, 2022Date of Patent: February 25, 2025Assignee: BOE Technology Group Co., Ltd.Inventors: Xiaolong Li, Kuanjun Peng, Kai Guo, Wanpeng Teng, Chunfang Zhang, Weixing Liu, Zhiqiang Xu, Tieshi Wang, Feihu Zhou
-
Patent number: 12236824Abstract: The present disclosure provides a gate driving circuit, a method of driving a gate driving circuit, and a display panel. The gate driving circuit includes a plurality of driving units connected in cascade. Each driving unit includes: N shift register units; and a mode control circuit connected to the N shift register units, wherein the mode control circuit is configured to receive a control signal for the driving unit, and connect the N shift register units in one of a plurality of resolution modes under the control of the control signal.Type: GrantFiled: October 20, 2023Date of Patent: February 25, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Weixing Liu, Wei Qin, Kuanjun Peng, Tieshi Wang, Chunfang Zhang, Hui Zhang, Changfeng Li, Shunhang Zhang, Kai Hou, Hongrun Wang, Liwei Liu, Yunsik Im, Wanpeng Teng, Xiaolong Li, Kai Guo, Zhiqiang Xu
-
Patent number: 12234214Abstract: The present discloses relates to a method for continuously synthesizing 5-hydroxymethylfurfural by using a micro-channel reactor, which belongs to the technical field of micro-chemical engineering. The method includes: separately conveying an aqueous glucose solution, which contains FeCl3 and HCl, and methyl butyl ketone to a T-shaped micro-mixer, the T-shaped micro-mixer being in communication with a capillary tube; then enabling an aqueous glucose solution phase and a methyl butyl ketone phase to flow in the capillary tube in a segmented flow manner while performing an HMF synthesis reaction; and collecting a reaction product flowing out of the capillary tube, wherein HMF generated by the reaction is present in an organic phase of the reaction product. The method is easy to operate, has a controllable process, high product yield, a low by-product amount and a short synthesis period, and is a green method for efficient and continuous synthesis of HMF.Type: GrantFiled: July 19, 2024Date of Patent: February 25, 2025Assignee: CHINA CONSTRUCTION INDUSTRIAL & ENERGY ENGINEERING GROUP CO., LTDInventors: Kai Zhu, Yiping Huang, Meng Hu, Changhai Yue, Jingjing Huang, Shuangtao Li, Kai Guo, Zheng Fang
-
Publication number: 20250041490Abstract: Resorbable implants, coverings and receptacles comprising poly(butylene succinate) and copolymers thereof have been developed. The implants are preferably sterilized, and contain less than 20 endotoxin units per device as determined by the limulus amebocyte lysate (LAL) assay, and are particularly suitable for use in procedures where prolonged strength retention is necessary, and can include one or more bioactive agents. The implants may be made from fibers and meshes of poly(butylene succinate) and copolymers thereof, or by 3d printing molding, pultrusion or other melt or solvent processing method. The implants, or the fibers preset therein, may be oriented. These coverings and receptacles may be used to hold, or partially/fully cover, devices such as pacemakers and neurostimulators. The coverings, receptacles and implants described herein, may be made from meshes, webs, lattices, non-wovens, films, fibers, foams, molded, pultruded, machined and 3D printed forms.Type: ApplicationFiled: October 18, 2024Publication date: February 6, 2025Applicant: Tepha, Inc.Inventors: Simon F. Williams, Said Rizk, David P. Martin, Skander Limem, Kai Guo, Amit Ganatra, German Oswaldo Hohl Lopez
-
Publication number: 20250033933Abstract: The invention relates to an elevator with an elevator car moving between landings at different levels in a first section of an elevator shaft. A second section located above the first section, the second section comprising a lifting device mounted under a crash deck and an installation platform which is movably suspended by the lifting device in the second section. At least one crash deck located between the first and the second sections.Type: ApplicationFiled: October 10, 2024Publication date: January 30, 2025Applicant: Kone CorporationInventors: Matti RÄSÄNEN, Otto LANZ, Juha HELENIUS, Markku HAAPANIEMI, Mikko KUKKOLA, Wen Sheng LUO, Kai GUO, XueSong PAN, Zhimin ZHANG, Janne LAINE, Mika IJÄS
-
Patent number: 12199105Abstract: The embodiment of the present disclosure provides a display panel, which includes an array substrate, a counter substrate and a spacer. The array substrate includes a base substrate and a plurality of signal lines on the base substrate. The plurality of signal lines include a plurality of first signal lines and a plurality of second signal lines. The plurality of first signal lines and the plurality of second signal lines intersect each other to define a plurality of first regions. The plurality of first regions include a plurality of first pixel regions, at least one second pixel region and at least one redundant region. The first signal line extends along a first direction, the second signal line includes a body portion extending along a second direction, at least one second signal line further includes a bending portion connected to the body portion.Type: GrantFiled: May 24, 2022Date of Patent: January 14, 2025Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhiqiang Xu, Weixing Liu, Chunfang Zhang, Wanpeng Teng, Jintao Peng, Kai Guo, Meirong Lu
-
Publication number: 20250002699Abstract: A crosslinkable polyolefin composition includes: a) ?60.0 wt. % and ?99.0 wt. % of an ethylene alpha-olefin co-polymer; b) ?1.0 wt. % and ?35.0 wt. % of an ethylene-alpha-olefin-diene terpolymer; c) ?0.1 wt. % and ?5.0 wt. % of a crosslinking agent; with regard to the total weight of the polyolefin composition. A film includes the polyolefin composition. An encapsulated solar cell is encapsulated by at least two sealing layers each including such a film. In addition, a cured solar cell is obtained by subjecting the encapsulated solar cell under conditions of curing the sealing layers, a photovoltaic module includes the cured solar cell.Type: ApplicationFiled: November 2, 2022Publication date: January 2, 2025Inventors: Hongmei ZHOU, Kai GUO, Hao LIU, You Jun WU, Pei SUN, Xiaofeng YU
-
Publication number: 20250008310Abstract: The present application provides a device control method and apparatus. The method comprises: uploading a resource packet of a first device to an Internet of Things platform; receiving a configuration file of the first device sent by the Internet of Things platform, wherein the configuration file is generated by the Internet of Things platform according to second attribute information of the first device when it is determined that the first device accesses the Internet of Things platform according to first attribute information of the first device in the resource package; and parsing the second attribute information of the first device from the configuration file, such that a second device controls the first device according to function information of the first device corresponding to the second attribute information.Type: ApplicationFiled: August 5, 2022Publication date: January 2, 2025Inventors: Deshuai YIN, Yunlong TIAN, Kai GUO, Li NIU, Changyun CHEN, Jianfeng LIU, Zengbin BIAN, Xuliang LIANG, Shuai YANG
-
Publication number: 20240428747Abstract: Embodiments of the present disclosure provide a display device and a driving method. The display device includes a display panel that includes a plurality of pixels, each of the plurality of pixels includes a pixel electrode, wherein the pixel electrode includes a plurality of pixel sub-electrodes spaced from each other; and a drive circuit configured to load a first drive voltage with different maintaining durations to at least part of a plurality of pixel sub-electrodes in a set pixel through a signal output terminal in a picture display stage, so that the set pixel is switched from a first state to a second state; wherein the set pixel is at least one of the plurality of pixels.Type: ApplicationFiled: February 28, 2023Publication date: December 26, 2024Inventors: Meirong LU, Weixing LIU, Chunfang ZHANG, Wanpeng TENG, Kai GUO, Zhiqiang XU, Jintao PENG
-
Publication number: 20240417202Abstract: A material feeding apparatus includes a rolling shaft, a sensor, and a control unit. A material roll is disposed on the rolling shaft, and the material feeding apparatus is configured to rotate the rolling shaft to convey a material belt in the material roll. The sensor is configured to sense material roll information and send the material roll information to the control unit. The control unit is configured to control a rotation status of the rolling shaft based on the material roll information.Type: ApplicationFiled: August 27, 2024Publication date: December 19, 2024Inventors: Kai GUO, Jiapeng WU