Patents by Inventor Yanjun Li
Yanjun 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: 20240070454Abstract: Provided is a lightweight model training method, an image processing method, a device and a medium. The lightweight model training method includes: acquiring first and second augmentation probabilities and a target weight adopted in an e-th iteration; performing data augmentation on a data set based on the first and second augmentation probabilities respectively, to obtain first and second data sets; obtaining a first output value of a student model and a second output value of a teacher model based on the first data set; obtaining a third output value and a fourth output value based on the second data set; determining a distillation loss function, a truth-value loss function and a target loss function; training the student model based on the target loss function; and determining a first augmentation probability or target weight to be adopted in an (e+1)-th iteration in a case of e is less than E.Type: ApplicationFiled: February 13, 2023Publication date: February 29, 2024Inventors: Ruoyu GUO, Yuning DU, Chenxia LI, Baohua LAI, Yanjun MA
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Publication number: 20240010774Abstract: A solid-phase synthesis carrier, a preparation method therefor and the use thereof, wherein a diene cross-linking agent with a similar reactivity ratio to styrene and two vinyl groups thereof not on the same benzene ring is selected as a cross-linking monomer, and is subjected to suspension polymerization to obtain a porous resin. The porous resin is then functionalized to obtain a porous resin with an amino or hydroxyl functional group. Compared with existing preparation methods, the reactivity ratio of the cross-linking agent and styrene is similar, which is beneficial to improving the uniformity of the chemical structure in the resin, forming uniformly distributed active sites and channels, and is beneficial to improving the reaction efficiency and reducing the mass transfer resistance. The preparation of oligonucleotides by using such a carrier as a solid-phase synthesis carrier can improve the yield and purity of the oligonucleotides.Type: ApplicationFiled: February 2, 2021Publication date: January 11, 2024Applicant: SUNRESIN NEW MATERIALS CO. LTD.Inventors: Chaoyang WANG, Cheng ZHANG, Dan WU, Weijie ZHAO, Yanjun LI, Qiong LIU, Xiaokang KOU
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Patent number: 11866737Abstract: The invention relates to a 2-isopropyl malate synthase, a genetically engineered bacterium for producing L-leucine and application thereof and belongs to the field of metabolic engineering. The genetically engineered bacterium is obtained by overexpressing an isopropyl malate synthase coding gene leuAM for relieving feedback inhibition by L-leucine, an acetohydroxy acid synthase coding gene ilvBNM for relieving feedback inhibition by L-isoleucine, a 3-isopropyl malate dehydrogenase coding gene leuB and a 3-isopropyl malate dehydratase coding gene leuCD in host cells. The genetically engineered bacterium for producing the L-leucine is free from nutritional deficiency, rapid in growth, short in fermentation period, high in yield and high in conversion rate.Type: GrantFiled: December 29, 2020Date of Patent: January 9, 2024Assignee: Tianjin University of Science and TechnologyInventors: Chenglin Zhang, Qingyang Xu, Yanjun Li, Yu Zhang, Yingzi Li, Fuzhou Zhu, Nan Lu, Shibao Han, Xierong Dong, Zishen Wang, Hao Xu, Ziyi Li
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Patent number: 11827909Abstract: Provided are a proline hydroxylase and uses thereof. The proline hydroxylase comprises having the amino acid sequence of SEQ ID NO: 2 with the exception of a mutation of one or more amino acids; wherein the mutation of one or more amino acids must comprises E27K, and the mutation of one or more amino acids selected from the group consisting of: H14R, L16N, T25R, F26L, E27K, D30S, S33N, E34N, E34G, E34L, E34S, E34D, Y35W, Y35K, S37W, S37F, S37E, S37N, S37T, S37C, W40F, K41E, D54G, H55Q, S57L, I58T, I58Y, I58A, I58R, I58V, I58S, I58C, K86P, T91A, F95Y, C97Y, I98V, K106V, K106T, K106Q, F111S, K112E, K112R, S154A, K162E, L166M, I118F, I118V, I118R, H119R, H119F, I120V, K123D, K123N, K123Q, K123S, K123I, K123T, T130N, D134G, V135K, N165H, D173G, K209R, I223V and S225A, and having proline hydroxylase activity.Type: GrantFiled: December 10, 2020Date of Patent: November 28, 2023Assignees: ASYMCHEM LABORATORIES (TIANJIN) CO., LTD., ASYMCHEM LIFE SCIENCE (TIANJIN) CO., LTD., TIANJIN ASYMCHEM PHARMACEUTICALS CO., LTD., ASYMCHEM LABORATORIES (FUXIN) CO., LTD., JILIN ASYMCHEM LABORATORIES CO., LTD.Inventors: Hao Hong, Gage James, Jiangping Lu, Na Zhang, Wenyan Yu, Fang Liu, Yanjun Li, Xin Huang, Juan Gao, Kejian Zhang, Yulei Ma, Junlu Wei
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Publication number: 20230312859Abstract: A porous resin used to solid phase synthesis and a preparation method therefor, specifically being a porous resin having functional groups being an amino group or a hydroxyl group and a preparation method therefor. Using an olefin compound containing two cyano groups as a modified monomer, using a high internal phase emulsion as a pore-foaming agent, and performing suspension polymerization to prepare the porous resin. And then functionalizing the porous resin to obtain the porous resin having functional groups being an amino group or a hydroxyl group. Different from the existing preparation method, the modified monomer can make the distribution of the functional groups more uniform, and make the swelling degrees of the porous resin in different solvents close. The high internal phase emulsion pore-foaming agent can make the pore size distribution of the carrier narrower.Type: ApplicationFiled: February 24, 2021Publication date: October 5, 2023Applicant: SUNRESIN NEW MATERIALS CO. LTD.Inventors: Chaoyang WANG, Cheng ZHANG, Dan WU, Weijie ZHAO, Yanjun LI, Qiong LIU, Xiaokang KOU
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Patent number: 11773653Abstract: A double-layer coiled tubing double-gradient drilling system, on the basis of conventional drilling equipment, includes a double-layer coiled tubing system, separating fluid, a downhole lifting pump system, throttling control systems and a data monitoring system. Power fluid enters an annular space of the tubing through an adapter, passes through a downhole lifting pump, enters an inner pipe through a bridge channel, and enters the bottom hole through the drill bit. Return fluid enters an annular channel of the tubing through a recovery hole, then enters the inner pipe through the bridge channel and enters the lifting pump, and then enters a solid control system through the adapter and the control systems in sequence. Gradient control of the bottom hole pressure is realized through monitoring of the separating fluid and control of the drilling pump unit and throttling control systems. The problem of narrow safe drilling density window is solved.Type: GrantFiled: December 23, 2019Date of Patent: October 3, 2023Assignee: SOUTHWEST PETROLEUM UNIVERSITYInventors: Guorong Wang, Lin Zhong, Qingyou Liu, Shouwei Zhou, Xingyong Yu, Zhong Li, Yang Tang, Qiang Fu, Xin Huang, Yanjun Li, Hexing Liu
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Patent number: 11746640Abstract: The disclosure discloses a solid fluidization tubular separator for marine natural gas hydrate, which includes a first separator and a second separator, wherein the first separator includes the first separation sleeve, the power liquid pipe, the swirl baffle, the recovery mechanism and the sand discharge mechanism. After the hydrate is sucked into the first separation sleeve to generate a circumferential velocity, so that the mud and sand with high density are separated to the pipe wall of the first separation sleeve, and the mud and sand separated to the pipe wall are settled down from the gap between the swirl baffle and the pipe wall along the pipe wall. The hydrate swirl flows into the recovery mechanism, and then leaves the first separation sleeve and enters the second separator, so as to realize the separation of mud and sand and natural gas hydrate.Type: GrantFiled: February 21, 2022Date of Patent: September 5, 2023Assignees: Southern Marine Science and Engineering Guangdong, Southwest Petroleum UniversityInventors: Yang Tang, Zeliang Li, Xushen Li, Jiang Lu, Xiaoyu Fang, Guorong Wang, Pu Yang, Jinhai Zhao, Xiaolong Ma, Dongqing Xia, Lin Zhong, Yufa He, Qingping Li, Yanjun Li, Hexing Liu, Peng Zhao
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Patent number: 11731309Abstract: Disclosed is a bamboo strip shaping method, which includes the following steps: S01: cutting a bamboo tube, and removing inner joints, outer joints and bamboo outer skin; S02: trisecting or quartering the bamboo tube in a longitudinal direction to obtain curved bamboo strips; S03: placing the curved bamboo strips in a bamboo strip shaping device for processing; S04: subjecting the curved bamboo strips to steam treatment and heating softening treatment; S05: pressing and shaping the curved bamboo strips to obtain flattened bamboo strips, and drying for a first time under a maintained pressure; S06: wetting bamboo outer skin surfaces and bamboo inner skin surfaces of the flattened bamboo strips, and drying for a second time; and S07: wetting the bamboo outer skin surfaces and the bamboo inner skin surfaces of the flattened bamboo strips, and drying for a third time.Type: GrantFiled: November 9, 2021Date of Patent: August 22, 2023Assignee: Nanjing Forestry UniversityInventors: Haiyang Zhang, Yanjun Li, Xinzhou Wang, Zhichao Lou
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Patent number: 11712457Abstract: A Syringa microphylla seed extract includes the following components by weight based on a total weight of the Syringa microphylla seed extract: 0.4944-0.7142 mg/g of echinacoside, 6.624-7.617 mg/g of oleuropein, 0.4276-0.6309 mg/g of verbascoside, 3.927-4.684 mg/g of syringin, and 4.505-5.250 mg/g of forsythiaside B. A method of preparing the Syringa microphylla seed extract is disclosed. A composition for treating antibiotic-resistant infections that includes the Syringa microphylla seed extract is also disclosed.Type: GrantFiled: February 11, 2021Date of Patent: August 1, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Qianqian Zhao, Jialin Li, Dan Yang, Jingyi Li, Liang Xin, Chunyang Shi, Xiaolin Xie, Dezhu Zhang, Ruina Bian, Xingke Ju, Chengyuan Liang, Yanjun Li, Qiao Zeng
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Patent number: 11702307Abstract: A paper winding machine is provided. The paper winding machine includes a frame body, wherein a winding roller is installed on the frame body in a horizontal direction, two winding roller adjusting mechanisms are respectively installed at two ends of and inside the winding roller, one end of the winding roller is connected with one end of a first rotating shaft, the other end of the winding roller is connected with one end of a second rotating shaft, the other end of the first rotating shaft and the other end of the second rotating shaft are installed on the frame body via bearing seats respectively, a crank handle is provided at the other end of the first rotating shaft, and a through groove is formed in an outer wall of the winding roller and formed in a length direction of the winding roller.Type: GrantFiled: November 18, 2021Date of Patent: July 18, 2023Assignee: Shaanxi University of Science & TechnologyInventors: Dan Wang, Liyue Wu, Yanjun Li
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Patent number: 11650117Abstract: The present invention discloses a six-dimensional force sensor with high sensitivity and low inter-dimensional coupling, including a clockwise or counterclockwise swastika-shaped beam, vertical beams, a rectangular outer frame, and strain gauges; the clockwise or counterclockwise swastika-shaped beam includes a cross-shaped transverse beam and four rectangular transverse beams; a center of the cross-shaped transverse beam is provided with several force application holes used for applying forces and moments; four tail ends of the cross-shaped transverse beam are each connected to one of the rectangular transverse beams to form a clockwise or counterclockwise swastika-shaped structure; a top end of a vertical beam is connected to a tail end of a corresponding rectangular transverse beam, and bottom ends of the vertical beams are connected to the rectangular outer frame; and there are a plurality of strain gauges to form six groups of Wheatstone bridges that are respectively used for measuring an X-direction forType: GrantFiled: April 22, 2020Date of Patent: May 16, 2023Assignee: SOUTHEAST UNIVERSITYInventors: Aiguo Song, Shuyan Yang, Baoguo Xu, Ming Wei, Chunhui Wang, Fan Li, Yuhua Yao, Yanjun Li, Suinan Zhang, Qiong Jin
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Publication number: 20230085283Abstract: A double-layer coiled tubing double-gradient drilling system, on the basis of conventional drilling equipment, includes a double-layer coiled tubing system, spacer fluid, a downhole lifting pump system, throttling control systems and a data monitoring system. Power fluid enters an annular space of the tubing through an adapter, passes through a downhole lifting pump, enters an inner pipe through a bridge channel, and enters the bottom hole through the drill bit. Return fluid enters an annular channel of the tubing through a recovery hole, then enters the inner pipe through the bridge channel and enters the lifting pump, and then enters a solid control system through the adapter and the control systems in sequence. Gradient control of the bottom hole pressure is realized through monitoring of the spacer fluid and control of the drilling pump unit and throttling control systems. The problem of narrow safe drilling density window is solved.Type: ApplicationFiled: December 23, 2019Publication date: March 16, 2023Applicant: SOUTHWEST PETROLEUM UNIVERSITYInventors: Guorong WANG, Lin ZHONG, Qingyou LIU, Shouwei ZHOU, Xingyong YU, Zhong LI, Yang TANG, Qiang FU, Xin HUANG, Yanjun LI, Hexing LIU
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Patent number: 11597714Abstract: A compound with anti-drug resistant bacteria activity having the following formula (I): is disclosed. A method of preparing the compound of formula (I) is also disclosed.Type: GrantFiled: December 19, 2020Date of Patent: March 7, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Chengyuan Liang, Cong Du, Qianqian Zhao, Liang Xin, Jingyi Li, Dan Yang, Nan Hui, Guaiping Qiao, Han Li, Yanjun Li, Liang Qi, Wenbo Yao, Gennian Mao
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Publication number: 20230038402Abstract: The present invention relates to an adsorbent resin for removing perfluorinated pollutants from a body of water, a preparation therefor and the use thereof. The objective is to solve the problem of traditional adsorbent materials, such as active carbon materials, having a poor effect in terms of removing perfluorooctanoic acid from water, being non-renewable, etc.Type: ApplicationFiled: December 16, 2020Publication date: February 9, 2023Inventors: Li ZHANG, Yanjun LI, Qiong LIU, Xiaokang KOU
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Patent number: 11521033Abstract: The present disclosure relates to an anti-counterfeiting image code embedded in a decorative pattern of a ceramic tile and an anti-counterfeiting method thereof, the anti-counterfeiting image code is input into a terminal recognition software application. The anti-counterfeiting method includes steps of: (1) embedding an image code into the decorative pattern of the ceramic tile; (2) inputting the decorative pattern on a surface of the ceramic tile into an image code generating software to generate the image code that can be decoded, editing a ceramic tile parameter and ceramic tile information in the image code generating software; (3) packing the image code and inputting it into a terminal recognition software application; (4) downloading the terminal recognition software application at a mobile terminal; and (5) opening an application to initiate a code scanner and capturing a image or a pre-taught partial feature image.Type: GrantFiled: July 20, 2021Date of Patent: December 6, 2022Assignees: DONGGUAN CITY WONDERFUL CERAMICS, INDUSTRIAL PARK CO., LTD., 2. JIANGXI HEMEI CERAMICS CO., LTD.Inventors: Jiaqi Huang, Zhengqiang Sheng, Yuezeng Xie, Zhiyong Ou, Duanxu Cao, Yanjun Li
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Publication number: 20220355576Abstract: A composite structure comprising a resinous component that is adhered to a surface of a metal component is provided. The resinous component is formed from a polymer composition that comprises a polyarylene sulfide, inorganic fibers, and an impact modifier. The inorganic fibers have an aspect ratio of from about 1.5 to about 10.Type: ApplicationFiled: July 11, 2022Publication date: November 10, 2022Inventors: Junchen Ding, Yanjun Li, Rong Luo
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Publication number: 20220349292Abstract: The disclosure discloses a solid fluidization tubular separator for marine natural gas hydrate, which includes a first separator and a second separator, wherein the first separator includes the first separation sleeve, the power liquid pipe, the swirl baffle, the recovery mechanism and the sand discharge mechanism. After the hydrate is sucked into the first separation sleeve to generate a circumferential velocity, so that the mud and sand with high density are separated to the pipe wall of the first separation sleeve, and the mud and sand separated to the pipe wall are settled down from the gap between the swirl baffle and the pipe wall along the pipe wall. The hydrate swirl flows into the recovery mechanism, and then leaves the first separation sleeve and enters the second separator, so as to realize the separation of mud and sand and natural gas hydrate.Type: ApplicationFiled: February 21, 2022Publication date: November 3, 2022Inventors: Yang TANG, Zeliang LI, Guorong WANG, Xushen LI, Jiang LU, Xiaoyu FANG, Pengfei JING, Hairong ZHNAG, Lin ZHONG, Yufa HE, Qingping LI, Yanjun LI, Hexing LIU, Peng ZHAO
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Patent number: 11423200Abstract: A pump machine unit optimized operation regulation system is provided, and includes a physical body, a digital twin, a digital twin body of the physical body and a digital space. The digital space drives the digital twin to realize data mirroring, mapping reconstruction, information interactive feedback and simulation of a pump machine unit optimized regulation system in virtual space and a pump machine unit optimized regulation system in physical space. The disclosure constructs the virtual twin body of the physical body of the pump system based on the digital twin to realize the data mirror and information interaction between the physical body and the virtual twin body, and physical object twin, operation process twin and control performance twin of the physical entity and digital twin body. Running state monitoring, optimized regulation, simulation and health prediction of the pump machine unit can be realized.Type: GrantFiled: November 19, 2021Date of Patent: August 23, 2022Assignee: JIANGSU UNIVERSITYInventors: Ji Pei, Xiaobo Gong, Wenjie Wang, Jianping Yuan, Shouqi Yuan, Jinfeng Zhang, Yanjun Li
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Publication number: 20220219927Abstract: A paper winding machine is provided. The paper winding machine includes a frame body, wherein a winding roller is installed on the frame body in a horizontal direction, two winding roller adjusting mechanisms are respectively installed at two ends of and inside the winding roller, one end of the winding roller is connected with one end of a first rotating shaft, the other end of the winding roller is connected with one end of a second rotating shaft, the other end of the first rotating shaft and the other end of the second rotating shaft are installed on the frame body via bearing seats respectively, a crank handle is provided at the other end of the first rotating shaft, and a through groove is formed in an outer wall of the winding roller and formed in a length direction of the winding roller.Type: ApplicationFiled: November 18, 2021Publication date: July 14, 2022Applicant: Shaanxi University of Science & TechnologyInventors: Yanjun Li, Dan Wang
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Patent number: 11383491Abstract: A composite structure comprising a resinous component that is adhered to a surface of a metal component is provided. The resinous component is formed from a polymer composition that comprises a polyarylene sulfide, inorganic fibers, and an impact modifier. The inorganic fibers have an aspect ratio of from about 1.5 to about 10.Type: GrantFiled: March 24, 2016Date of Patent: July 12, 2022Assignee: Ticona LLCInventors: Junchen Ding, Yanjun Li, Rong Luo