Patents by Inventor Liming Li
Liming Li 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: 20240327964Abstract: The present invention provides a steel plate for an advanced nuclear power unit evaporator and a manufacturing method for the steel plate. The steel plate includes the following components in percentage by mass: 0.10%-0.14% of C, 0.10%-0.25% of Si, 0.25%-0.50% of Mn, P?0.006%, S?0.002%, 1.80%-2.10% of Cr, 1.00%-1.35% of Mo, 0.80%-1.20% of Ni, 0%-0.04% of Nb, 0.05%-0.10% of V, 0.03%-0.06% of Ti, 0%-0.02% of Alt, 0.001%-0.004% of Ca, 0.01%-0.03% of N, Sn?0.001%, H?0.0001%, and O?0.0020%, with the balance being Fe and inevitable impurities, wherein a high temperature temper embrittlement resistance coefficient J=(Si+Mn)×(P+Sn)×104?50. The provided process procedures can ensure the comprehensive performance requirements of the steel plate for an advanced nuclear power unit evaporator.Type: ApplicationFiled: May 10, 2022Publication date: October 3, 2024Inventors: Yong WANG, Chu WANG, Jiangtao DUAN, Diandong SUN, Jingong CONG, Liming LI, Jie CHEN, Fangfang AI, Shaoguang SUN
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Patent number: 11793850Abstract: Disclosed a plant-derived exosome as well as a preparation method and an application thereof in preparation of drugs or scaffolds for animal tissue regeneration therapy. The preparation method includes: soaking and infiltrating any part of a natural plant with a 2-(N-morpholine) ethanesulfonic acid buffer solution; removing a supernatant; collecting a wet treated sample; refrigerating, centrifuging and extracting the sample to obtain apoplastic fluid, wherein the soaking and infiltrating method is as follows: vacuum supply is performed within 6-24 h after soaking for 2-5 times, vacuum supply time is independently 5-15 s each time, and interval time between two adjacent times of vacuum supply is independently 10 s-1 min; and centrifuging the apoplastic fluid at an ultra-high speed to obtain the plant-derived exosome, wherein ultra-high speed centrifugation conditions are as follows: centrifugal force is not lower than 100000 g, centrifugation time is 1-7 h, and a temperature is 0-4° C.Type: GrantFiled: January 14, 2021Date of Patent: October 24, 2023Assignees: Zhejiang University, Jiangsu Nanfang Medical Co., Ltd.Inventors: Jianqing Gao, Liming Li, Jiachen Chen, Ping Li
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Patent number: 11293183Abstract: The joint has a prefabricated-reinforced-concrete column, a reinforced-concrete foundation, a column anchoring longitudinal bar, a grouting sleeve and a foundation anchoring steel bar. The foundation anchoring steel bar and the column anchoring longitudinal bar are connected by a seam filling material filling the grouting sleeve. A splicing seam between the reinforced-concrete foundation and the prefabricated-reinforced-concrete column is filled with the seam filling material. The foundation anchoring steel bar includes a vertical portion and a horizontal portion. The vertical portion includes an upper-portion anchoring section protruding out of an upper surface of the reinforced-concrete foundation, a middle-portion non-adhesive section buried within the foundation and a lower-portion anchoring section. An exterior of the middle-portion non-adhesive section is provided with an isolating sheath for isolating the middle-portion non-adhesive section and the concrete adhesion.Type: GrantFiled: December 2, 2019Date of Patent: April 5, 2022Inventors: Haishan Guo, Hu Qi, Kang Liu, Liming Li, Xin Fan, Lida Tian, Jiao Geng, Dongyan Wang
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Publication number: 20210234672Abstract: The present disclosure discloses a method and system for tracing a full-life-cycle quality of a prefabricated part based on a blockchain, wherein the method includes: step S1: establishing a prefabricated-part-quality tracing standard in which tracing information is able to be intercommunicated; step S2: gathering and storing tracing information of quality events of the prefabricated part at nodes during a full life cycle; step S3: performing blockchain distributed bookkeeping to the tracing information of the quality events of the prefabricated part at the nodes during the full life cycle; and step S4: realizing quality tracing of the prefabricated part at the nodes during the full life cycle based on a uniform tracing interface and a safe access policy. The present disclosure can effectively solve the problems in the standard, efficiency, reliance, safety and supervision of the quality tracing of prefabricated parts in the industrialization of novel constructions.Type: ApplicationFiled: April 16, 2019Publication date: July 29, 2021Inventors: TAO ZENG, HAISHAN GUO, KANG LIU, YUZHONG CAO, XIAOJIE YANG, HU QI, LIMING LI
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Publication number: 20210213089Abstract: Disclosed a plant-derived exosome as well as a preparation method and an application thereof in preparation of drugs or scaffolds for animal tissue regeneration therapy. The preparation method includes: soaking and infiltrating any part of a natural plant with a 2-(N-morpholine) ethanesulfonic acid buffer solution; removing a supernatant; collecting a wet treated sample; refrigerating, centrifuging and extracting the sample to obtain apoplastic fluid, wherein the soaking and infiltrating method is as follows: vacuum supply is performed within 6-24 h after soaking for 2-5 times, vacuum supply time is independently 5-15 s each time, and interval time between two adjacent times of vacuum supply is independently 10 s-1 min; and centrifuging the apoplastic fluid at an ultra-high speed to obtain the plant-derived exosome, wherein ultra-high speed centrifugation conditions are as follows: centrifugal force is not lower than 100000 g, centrifugation time is 1-7 h, and a temperature is 0-4° C.Type: ApplicationFiled: January 14, 2021Publication date: July 15, 2021Inventors: Jianqing GAO, Liming LI, Jiachen CHEN, Ping LI
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Patent number: 11028574Abstract: The column-base joint includes a prefabricated-reinforced-concrete column and a reinforced-concrete foundation, and further includes a coating-steel-plate sleeve that is integrally prefabricated with the concrete column and encloses an exterior of a column base. A gap is between a bottom end of the coating-steel-plate sleeve and an upper surface of the foundation. An outside of the gap is provided with a plugging material. The joint further includes an annular rib plate all of whose edges are horizontally and seamlessly connected to an inner wall of the coating-steel-plate sleeve and whose middle portion is provided with a rib-plate opening. The annular rib plate is provided with a sleeve opening that matches with the grouting sleeve device.Type: GrantFiled: December 2, 2019Date of Patent: June 8, 2021Inventors: Haishan Guo, Liming Li, Hu Qi, Xin Fan, Dongyan Wang, Jiao Geng, Lida Tian, Kang Liu, Ming Li, Tong Li, Yonglan Xie
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Publication number: 20210103873Abstract: The present disclosure discloses a method and system for tracing a quality of sleeve grouting based on a blockchain and a gathering terminal, wherein the method includes: step S1: establishing a unified standard of quality tracing and a standard of a method of gathering data; step S2: by using a gathering terminal, based on a grouting event, gathering in batch relevant tracing information, and forming the data fingerprint of the event, to ensure the integrity and non-repudiation of the on-chain data; step S3: performing blockchain distributed bookkeeping to the tracing information of sleeve grouting and a result of casual inspection; and step S4: realizing quality tracing of sleeve grouting based on a unified tracing interface and a safe access policy. The present disclosure can effectively solve one of the bottlenecks that restrict the scale development of the industry in the industrialization of novel constructions.Type: ApplicationFiled: July 9, 2018Publication date: April 8, 2021Inventors: TAO ZENG, HAISHAN GUO, KANG LIU, YUZHONG CAO, HU QI, LIMING LI
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Patent number: 10865557Abstract: The present disclosure relates to the technical field of assembled concrete frame structures, and discloses a prestressed assembled concrete frame-joint connecting structure and constructing method thereof. The present disclosure includes a prefabricated concrete column, a prefabricated concrete superposed beam, a composite slab, a post-tensioned prestressing tendon that connects the prefabricated concrete column and the prefabricated concrete superposed beam, a bending-resistant energy consuming steel bar and a shearing-resistant high-strength steel bar.Type: GrantFiled: December 22, 2019Date of Patent: December 15, 2020Inventors: Haishan Guo, Hu Qi, Kang Liu, Dongyan Wang, Liming Li, Lida Tian, Jiao Geng, Ming Li, Haitao Zhang, Tong Li, Xiaojie Yang, Xin Fan, Xueying Hou, Tao Zeng, Lihong Jiang
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Patent number: 10680099Abstract: A transistor, such as laterally diffused (LD) transistor, having a band region below a drift well is disclosed. The band region and drift well are oppositely doped. The band region is self-aligned to the drift well. The band region reduces the depth of the drift well. A shallower drift well reduces risk of punch-through, improving reliability. In addition, the shallower drift well reduces the drain to body parasitic capacitance which improves performance.Type: GrantFiled: February 19, 2018Date of Patent: June 9, 2020Assignee: GLOBALFOUNDRIES SINGAPORE PTE. LTD.Inventors: Liming Li, Shaoqiang Zhang, Ruchil Kumar Jain, Raj Verma Purakh
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Patent number: 10655960Abstract: A method is provided to assist adjustment for a movement path of a probe. A coordinate measuring machine includes a probe having a tip for detecting a surface of an object, and a movement mechanism for moving the probe, and measures a shape of the object by allowing the probe tip to scan the surface. A controller controls operation of the coordinate measuring machine by calculating a scanning path for allowing the probe tip to perform scanning movement and the movement path followed by the probe when the probe tip moves along the scanning path, setting control points on a line connecting each position of the probe tip and each corresponding position of the probe accepting a change in position of the control points by a user, and changing the movement path accordingly. An adjustment guide unit in the controller allows the control points to move collectively.Type: GrantFiled: May 21, 2018Date of Patent: May 19, 2020Assignee: MITUTOYO CORPORATIONInventor: Liming Li
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Patent number: 10650179Abstract: Method and system for formally analyzing motion planning of a robotic arm based on conformal geometric algebra. The method includes determining specific structural and motion planning parameters of a robot, establishing a corresponding geometric model for the basic components and motion planning constraints of the robot based on a conformal geometric algebra theory, the established geometric model being described in a higher-order logic language, performing formal modeling for a motion process of the robot based on the established geometric model to obtain a logic model of the geometric relations involved in the motion process of the robot, obtaining a motion logic relationship corresponding to a constraint or attribute of a motion process to be verified of the robot, and verifying whether the motion logic relationship is correct. The method and system are used for analysis to improve the accuracy of the verification and reduce the complexity of the computations.Type: GrantFiled: January 23, 2017Date of Patent: May 12, 2020Assignee: Capital Normal UniversityInventors: Zhiping Shi, Sha Ma, Yong Guan, Zhenzhou Shao, Qianying Zhang, Rui Wang, Xiaojuan Li, Liming Li
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Publication number: 20200141110Abstract: The present disclosure relates to the technical field of assembled concrete frame structures, and discloses a prestressed assembled concrete frame-joint connecting structure and constructing method thereof. The present disclosure includes a prefabricated concrete column, a prefabricated concrete superposed beam, a composite slab, a post-tensioned prestressing tendon that connects the prefabricated concrete column and the prefabricated concrete superposed beam, a bending-resistant energy consuming steel bar and a shearing-resistant high-strength steel bar.Type: ApplicationFiled: December 22, 2019Publication date: May 7, 2020Inventors: Haishan Guo, Hu Qi, Kang Liu, Dongyan WANG, Liming LI, Lida Tian, Jiao Geng, Ming LI, Haitao ZHANG, Tong LI, Xiaojie YANG, Xin FAN, Xueying HOU, Tao ZENG, Lihong JIANG
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Publication number: 20200109550Abstract: The column-base joint includes a prefabricated-reinforced-concrete column and a reinforced-concrete foundation, and further includes a coating-steel-plate sleeve that is integrally prefabricated with the concrete column and encloses an exterior of a column base. A gap is between a bottom end of the coating-steel-plate sleeve and an upper surface of the foundation. An outside of the gap is provided with a plugging material. The joint further includes an annular rib plate all of whose edges are horizontally and seamlessly connected to an inner wall of the coating-steel-plate sleeve and whose middle portion is provided with a rib-plate opening. The annular rib plate is provided with a sleeve opening that matches with the grouting sleeve device.Type: ApplicationFiled: December 2, 2019Publication date: April 9, 2020Inventors: Haishan Guo, Liming Li, Hu Qi, Xin Fan, Dongyan Wang, Jiao Geng, Lida Tian, Kang Liu, Ming Li, Tong Li, Yonglan Xie
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Publication number: 20200102751Abstract: The joint has a prefabricated-reinforced-concrete column, a reinforced-concrete foundation, a column anchoring longitudinal bar, a grouting sleeve and a foundation anchoring steel bar. The foundation anchoring steel bar and the column anchoring longitudinal bar are connected by a seam filling material filling the grouting sleeve. A splicing seam between the reinforced-concrete foundation and the prefabricated-reinforced-concrete column is filled with the seam filling material. The foundation anchoring steel bar includes a vertical portion and a horizontal portion. The vertical portion includes an upper-portion anchoring section protruding out of an upper surface of the reinforced-concrete foundation, a middle-portion non-adhesive section buried within the foundation and a lower-portion anchoring section. An exterior of the middle-portion non-adhesive section is provided with an isolating sheath for isolating the middle-portion non-adhesive section and the concrete adhesion.Type: ApplicationFiled: December 2, 2019Publication date: April 2, 2020Inventors: Haishan Guo, Hu Qi, Kang Liu, Liming Li, Xin Fan, Lida Tian, Jiao Geng, Dongyan Wang
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Publication number: 20190259875Abstract: A transistor, such as laterally diffused (LD) transistor, having a band region below a drift well is disclosed. The band region and drift well are oppositely doped. The band region is self-aligned to the drift well. The band region reduces the depth of the drift well. A shallower drift well reduces risk of punch-through, improving reliability. In addition, the shallower drift well reduces the drain to body parasitic capacitance which improves performance.Type: ApplicationFiled: February 19, 2018Publication date: August 22, 2019Inventors: Liming LI, Shaoqiang ZHANG, Ruchil Kumar JAIN, Raj Verma PURAKH
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Publication number: 20180365349Abstract: Method and system for formally analyzing motion planning of a robotic arm based on conformal geometric algebra. The method includes determining specific structural and motion planning parameters of a robot, establishing a corresponding geometric model for the basic components and motion planning constraints of the robot based on a conformal geometric algebra theory, the established geometric model being described in a higher-order logic language, performing formal modeling for a motion process of the robot based on the established geometric model to obtain a logic model of the geometric relations involved in the motion process of the robot, obtaining a motion logic relationship corresponding to a constraint or attribute of a motion process to be verified of the robot, and verifying whether the motion logic relationship is correct. The method and system are used for analysis to improve the accuracy of the verification and reduce the complexity of the computations.Type: ApplicationFiled: January 23, 2017Publication date: December 20, 2018Inventors: Zhiping SHI, Sha MA, Yong GUAN, Zhenzhou SHAO, Qianying ZHANG, Rui WANG, Xiaojuan LI, Liming LI
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Publication number: 20180274912Abstract: A method is provided to assist adjustment for a movement path of a probe. A coordinate measuring machine includes a probe having a tip for detecting a surface of an object, and a movement mechanism for moving the probe, and measures a shape of the object by allowing the probe tip to scan the surface. A controller controls operation of the coordinate measuring machine by calculating a scanning path for allowing the probe tip to perform scanning movement and the movement path followed by the probe when the probe tip moves along the scanning path, setting control points on a line connecting each position of the probe tip and each corresponding position of the probe accepting a change in position of the control points by a user, and changing the movement path accordingly. An adjustment guide unit in the controller allows the control points to move collectively.Type: ApplicationFiled: May 21, 2018Publication date: September 27, 2018Applicant: MITUTOYO CORPORATIONInventor: Liming LI
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Patent number: 10024658Abstract: A method is provided to assist adjustment for a movement path of a probe. A coordinate measuring machine includes a probe having a tip for detecting a surface of an object, and a movement mechanism for moving the probe, and measures a shape of the object by allowing the probe tip to scan the surface. A controller controls operation of the coordinate measuring machine by calculating a scanning path for allowing the probe tip to perform scanning movement and the movement path followed by the probe when the probe tip moves along the scanning path, setting control points on a line connecting each position of the probe tip and each corresponding position of the probe accepting a change in position of the control points by a user, and changing the movement path accordingly. A guide point allows the control points to move collectively.Type: GrantFiled: January 28, 2016Date of Patent: July 17, 2018Assignee: MITUTOYO CORPORATIONInventor: Liming Li
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Patent number: 9995574Abstract: A method is provided to assist adjustment for a movement path of a probe. A coordinate measuring machine includes a probe having a tip for detecting a surface of an object, and a movement mechanism for moving the probe, and measures a shape of the object by allowing the probe tip to scan the surface. A controller controls operation of the coordinate measuring machine by calculating a scanning path for allowing the probe tip to perform scanning movement and the movement path followed by the probe when the probe tip moves along the scanning path, setting control points on a line connecting each position of the probe tip and each corresponding position of the probe accepting a change in position of the control points by a user, and changing the movement path accordingly. An adjustment guide unit in the controller allows the control points to move collectively.Type: GrantFiled: February 3, 2012Date of Patent: June 12, 2018Assignee: MITUTOYO CORPORATIONInventor: Liming Li
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Patent number: 9780207Abstract: Devices and methods for forming a device are disclosed. The method includes providing a crystalline-on-insulator substrate having a bulk substrate and a surface substrate separated by a buried insulator layer. The surface substrate is defined with a device region. A transistor having a gate is formed in the device region. A first diffusion region is formed adjacent to a first side of the gate and a second diffusion region is formed adjacent to and displaced away from a second side of the gate. At least a first drift isolation region is formed in the surface substrate adjacent to and underlaps the second side of the gate. A drift well is formed in the surface substrate encompassing the first drift isolation region. A device isolation region surrounding the device region is formed in the surface substrate. The device isolation region includes a second depth which is deeper than a first depth of the first drift isolation region.Type: GrantFiled: December 30, 2015Date of Patent: October 3, 2017Assignee: GLOBALFOUNDRIES SINGAPORE PTE. LTD.Inventors: Liming Li, Shaoqiang Zhang, Purakh Raj Verma, Han Xiao