Patents by Inventor Juan Yao
Juan Yao 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: 20240408023Abstract: The present disclosure provides a dosage form of controlled release at specific gastrointestinal sites. The dosage form includes a shell defining a first and a second compartment, a first active pharmaceutical ingredient (API) loaded in the first compartment, and a second API loaded in the second compartment, wherein the first API and the second API can be the same or different. The shell includes a first material soluble in a first gastrointestinal site and a second material soluble in a second gastrointestinal site.Type: ApplicationFiled: August 20, 2024Publication date: December 12, 2024Inventors: Senping CHENG, Xiaoling LI, Feihuang DENG, Juan YAO
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Patent number: 12102721Abstract: A dosage form of controlled release at specific gastrointestinal sites is provided. The dosage form includes a shell defining a first and a second compartment, a first active pharmaceutical ingredient (API) loaded in the first compartment, and a second API loaded in the second compartment, wherein the first API and the second API can be the same or different. The shell includes a first material soluble in a first gastrointestinal site and a second material soluble in a second gastrointestinal site.Type: GrantFiled: January 25, 2018Date of Patent: October 1, 2024Assignee: Triastek, Inc.Inventors: Senping Cheng, Xiaoling Li, Feihuang Deng, Juan Yao
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Publication number: 20230390193Abstract: A pharmaceutical dosage form, comprising: a pharmaceutical unit which includes a drug, at least one unfolding member, and a retaining member, wherein the unfolding member is connected to the pharmaceutical unit, and is constructed to have a contracted shape, which makes the unfolding member become closer the pharmaceutical unit, and an unfolding shape, which makes the unfolding member become farther away from the pharmaceutical unit; the retaining member is connected to the at least one unfolding member, and applies a constraint force to the at least one unfolding member, so as to make the unfolding member be in the contracted shape; and the retaining member contains a water-soluble material, and is constructed to remove the constraint force from the unfolding member when the water-soluble material is dissolved, such that the at least one unfolding member can change from the contracted shape to the unfolding shape.Type: ApplicationFiled: October 29, 2021Publication date: December 7, 2023Inventors: Feihuang DENG, Yu ZHENG, Juan YAO, Xiaoling LI, Senping CHENG, Xianghao ZUO
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Publication number: 20220339857Abstract: A 3D printing device (100), comprising a melt extrusion module (102), a printing module (103), and a platform module (104). The melt extrusion module (102) comprises a processing chamber (121) consisting of a feed inlet (124) and a discharge outlet (125), as well as an extrusion means (122) and a heating means (123) disposed at the processing chamber; the melt extrusion module (102) is configured to receive an initial material from the feed inlet (124) of the processing chamber (121), and heat and extrude the initial material to convert the initial material into a molten body, which is extruded out of the discharge outlet (125) of the processing chamber (121). The printing module (103) is communicated with the discharge outlet (125) of the processing chamber (121) and is provided with a nozzle (131); the printing module (103) is configured to receive the molten body extruded from the discharge outlet (125) of the processing chamber (121) and guide the molten body to be extruded out of the nozzle (131).Type: ApplicationFiled: May 24, 2022Publication date: October 27, 2022Inventors: Senping CHENG, Xiaoling LI, Feihuang DENG, Haohui LU, Haili LIU, Juan YAO, Xiaofei WANG, Wei WU
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Patent number: 11364674Abstract: A 3D printing device (100), comprising a melt extrusion module (102), a printing module (103), and a platform module (104). The melt extrusion module (102) comprises a processing chamber (121) consisting of a feed inlet (124) and a discharge outlet (125), as well as an extrusion means (122) and a heating means (123) disposed at the processing chamber; the melt extrusion module (102) is configured to receive an initial material from the feed inlet (124) of the processing chamber (121), and heat and extrude the initial material to convert the initial material into a molten body, which is extruded out of the discharge outlet (125) of the processing chamber (121). The printing module (103) is communicated with the discharge outlet (125) of the processing chamber (121) and is provided with a nozzle (131); the printing module (103) is configured to receive the molten body extruded from the discharge outlet (125) of the processing chamber (121) and guide the molten body to be extruded out of the nozzle (131).Type: GrantFiled: May 11, 2018Date of Patent: June 21, 2022Assignee: Triastek, Inc.Inventors: Senping Cheng, Xiaoling Li, Feihuang Deng, Haohui Lu, Haili Liu, Juan Yao, Xiaofei Wang, Wei Wu
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Publication number: 20210154910Abstract: A 3D printing device (100), comprising a melt extrusion module (102), a printing module (103), and a platform module (104). The melt extrusion module (102) comprises a processing chamber (121) consisting of a feed inlet (124) and a discharge outlet (125), as well as an extrusion means (122) and a heating means (123) disposed at the processing chamber; the melt extrusion module (102) is configured to receive an initial material from the feed inlet (124) of the processing chamber (121), and heat and extrude the initial material to convert the initial material into a molten body, which is extruded out of the discharge outlet (125) of the processing chamber (121). The printing module (103) is communicated with the discharge outlet (125) of the processing chamber (121) and is provided with a nozzle (131); the printing module (103) is configured to receive the molten body extruded from the discharge outlet (125) of the processing chamber (121) and guide the molten body to be extruded out of the nozzle (131).Type: ApplicationFiled: May 11, 2018Publication date: May 27, 2021Inventors: Senping CHENG, Xiaoling LI, Feihuang DENG, Haohui LU, Haili LIU, Juan YAO, Xiaofei WANG, Wei WU
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Publication number: 20210128479Abstract: A dosage form of controlled release at specific gastrointestinal sites is provided. The dosage form includes a shell defining a first and a second compartment, a first active pharmaceutical ingredient (API) loaded in the first compartment, and a second API loaded in the second compartment, wherein the first API and the second API can be the same or different. The shell includes a first material soluble in a first gastrointestinal site and a second material soluble in a second gastrointestinal site.Type: ApplicationFiled: January 25, 2018Publication date: May 6, 2021Inventors: Senping CHENG, Xiaoling LI, Feihuang DENG, Juan YAO
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Publication number: 20150085732Abstract: A method for open loop uplink access power control comprises: estimating the uplink transmission path loss according to received signal power of a station (STA) and the transmit power of a central access point (CAP); determining the transmission bandwidth allocated by the CAP for uplink transmission and deviation adjustment of the CAP; determining a modulation-coding mode and determining requirements of the carrier-to-noise ratio corresponding to the modulation-coding mode; and calculating a target value for adjusting the transmit power of the STA. Also disclosed is a device for open loop uplink access power control.Type: ApplicationFiled: March 5, 2012Publication date: March 26, 2015Inventors: Dongshan Bao, Li Jun Pan, Hui juan Yao, Yubao Zhou, Xiaoyan Yu, Jun Lei, Jing Wang, Shenfa Liu, Zhigang Yan
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Patent number: 8883137Abstract: A nutritional composition comprising by weight: between 0.05 and 30% selenium-enriched yeast; between 1 and 90% yeast beta-glucan; between 0.5 and 60% Vitamin C; and between 0.5 and 40% Vitamin E. The composition features anti-oxidative, anti-aging, cancer-preventing, and immune-stimulating properties.Type: GrantFiled: November 4, 2008Date of Patent: November 11, 2014Assignee: Angel Yeast Co., Ltd.Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Yan Zhang, Yamin Zhu
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Patent number: 8828187Abstract: A method for processing a lignocellulose material, comprises the following steps: (1) crushing and sieving the lignocellulose material, and collecting granules with a particle size of between 0.08 and 0.1 mm; (2) mixing the granules obtained in step (1) with water, and dispersing through a colloid mill to yield a suspension with a particle size of 40-80 ?m; (3) homogenizing the suspension obtained in the step (2) under high pressure to have a particle size of between 10 and 40 ?m; and (4) buffering the suspension obtained in the step (3) with a buffer solution of sodium acetate and acetic-acid, adding cellulase, ?-glucosidase, and xylanase, and performing zymolysis for 36-72 hours.Type: GrantFiled: April 12, 2012Date of Patent: September 9, 2014Assignee: Angel Yeast Co., Ltd.Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Daiwu Liu, Jincheng Lei, Zhijun Li
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Patent number: 8697425Abstract: The present invention relates to a composite yeast for high concentration alcohol fermentation, which includes thermostable Saccharomyces cerevisiae, acid protease, phytase, cellulose, ?-glucanase, and pectinase, and is suitable for the high concentration alcohol fermentation for various raw materials. In addition to normal fermentation, the composite yeast of the present invention can degrade the raw materials, increase the nutrient ingredients in the mash, promote the growth of yeast and provide stress tolerance protection.Type: GrantFiled: December 30, 2005Date of Patent: April 15, 2014Assignee: Angel Yeast Co., Ltd.Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Zhijun Li, Daiwu Liu
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Patent number: 8679797Abstract: The present invention provides a method for extracting glucan and mannan from the cell wall of a microorganism. Specifically, the method of the present invention in one embodiment comprises the steps of: a) treating the cells of the microorganism with an alkaline protease and an mannanase; b) separating the mixture from step a) into a heavy phase and a light phase; c) drying the heavy phase obtained from step b), obtaining the glucan preparation; and d) drying the light phase obtained from step b), obtaining the mannan preparation. Optionally, in the step c), the heavy phase obtained from step b) may be treated sequentially with an alkali and an acid, and separated again into a heavy phase and a light phase. The heavy phase is dried, obtaining the glucan preparation. The present invention further relates to the glucan preparation and mannan preparation produced thereby, and the uses thereof.Type: GrantFiled: December 31, 2008Date of Patent: March 25, 2014Assignee: Angel Yeast Co., Ltd.Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Yan Zhang
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Publication number: 20120269926Abstract: A method for producing yeast extract including 4-30% disodium inosinate and disodium guanylate (I+G), comprising a) providing a yeast cream including 8 wt. % or more of RNA, b) inactivating the yeast in the yeast cream, c) centrifugating the yeast cream and collecting a supernatant, d) degrading the supernatant with enzymes, e) heat-treating, and f) concentrating and drying the supernatant. The resultant yeast extract is natural, involves no additive, and has better flavor. The invention further provides yeast extract is produced by the method.Type: ApplicationFiled: July 2, 2012Publication date: October 25, 2012Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Pei LI, Ku LI, Guanqun TANG
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Patent number: 8263374Abstract: The present invention relates to a composite yeast suitable for high concentration alcohol fermentation from sugar-containing raw materials, characterizing in that the composite yeast comprises any kind of dried yeast selected from Brewers yeast Saccharomyces cerevisiae Hansen of Saccharomyces cerevisiae, grape wine yeast Saccharomyces uvarum Beijerinek, and nutritious materials which are necessary for yeast growth, the nutritious materials include: the dried yeast 40-70 parts by weight, a nitrogen source 20-40 parts by weight, a phosphorous source 5-10 parts by weight, an other inorganic salt 2.5-5 parts by weight, a trace vitamin 1-2.5 parts by weight and a bacteriostatic 0.5-1.2 parts by weight. The present invention further relates to a method for preparation of the composite yeast suitable for high concentration alcohol fermentation from sugar-containing raw materials.Type: GrantFiled: July 30, 2008Date of Patent: September 11, 2012Assignee: Angel Yeast Co., Ltd.Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Zhijun Li, Daiwu Liu
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Publication number: 20120225462Abstract: Nutrient composition for saccharomyces cerevisiae and a method of using the same. The nutrient composition includes a yeast extract in 62-98 weight parts; an acid protease in 1.5-20 weight parts; and magnesium sulfate in 0.1-2.5 weight parts. The nutrient composition stimulates strong growth and reproduction of saccharomyces cerevisiae in various brewing materials, thereby speeding up alcoholic fermentation, shortening alcoholic fermentation period, and increasing liquor yield.Type: ApplicationFiled: May 10, 2012Publication date: September 6, 2012Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Jincheng LEI, Yinhu XU, Zhijun LI
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Publication number: 20120193049Abstract: A method for processing a lignocellulose material, comprises the following steps: (1) crushing and sieving the lignocellulose material, and collecting granules with a particle size of between 0.08 and 0.1 mm; (2) mixing the granules obtained in step (1) with water, and dispersing through a colloid mill to yield a suspension with a particle size of 40-80 ?m; (3) homogenizing the suspension obtained in the step (2) under high pressure to have a particle size of between 10 and 40 ?m; and (4) buffering the suspension obtained in the step (3) with a buffer solution of sodium acetate and acetic-acid, adding cellulase, ?-glucosidase, and xylanase, and performing zymolysis for 36-72 hours.Type: ApplicationFiled: April 12, 2012Publication date: August 2, 2012Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Daiwu LIU, Jincheng LEI, Zhijun LI
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Publication number: 20110171710Abstract: A method for producing cellulosic ethanol is disclosed, which comprises the following steps: adding the medium containing the source materials of cellulose and/or hemicellulose to fermentation reaction vessel; adding cellulase to fermentation reaction vessel, and inoculating Candida lusitaniae; running simultaneous saccharification fermentation (SSFs) with the combined action of cellulose and Candida lusitaniae, and obtaining cellulosic ethanol by separation. Candida lusitaniae used in SSFs in present invention has higher ethanol tolerance and a higher ethanol production rate, it can use cellulose and hemicellulose as source materials and effectively produce cellulosic ethanol with cellulase in SSFs.Type: ApplicationFiled: September 27, 2009Publication date: July 14, 2011Applicant: ANGELYEAST CO., LTDInventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Zhijun Li, Daiwu Liu
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Publication number: 20110165289Abstract: A feed premix containing multiple trace elements and preparing method thereof, the feed premix contains trace elements of copper, iron, manganese and zinc, and yeast autolysate, the proportion of the four trace elements of which depending one the feeding standards of various animals. The method includes reacting the salts of copper, iron, manganese and zinc with a yeast autolysate.Type: ApplicationFiled: September 23, 2009Publication date: July 7, 2011Applicant: ANGELYEAST CO., LTDInventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Bin Tan
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Publication number: 20110045545Abstract: The present invention provides a method for extracting glucan and mannan from the cell wall of a microorganism. Specifically, the method of the present invention in one embodiment comprises the steps of: a) treating the cells of the microorganism with an alkaline protease and an mannanase; b) separating the mixture from step a) into a heavy phase and a light phase; c) drying the heavy phase obtained from step b), obtaining the glucan preparation; and d) drying the light phase obtained from step b), obtaining the mannan preparation. Optionally, in the step c), the heavy phase obtained from step b) may be treated sequentially with an alkali and an acid, and separated again into a heavy phase and a light phase. The heavy phase is dried, obtaining the glucan preparation. The present invention further relates to the glucan preparation and mannan preparation produced thereby, and the uses thereof.Type: ApplicationFiled: December 31, 2008Publication date: February 24, 2011Applicant: Angel Yeast Co., Ltd.Inventors: Xuefeng Yu, Zhihong Li, Minghua Yu, Juan Yao, Yan Zhang
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Publication number: 20110003035Abstract: Yeast composition for cow feed additive including at least ruminant yeast and a carrier. The carrier is selected from DDGS (corn lees), chaff, zein powder, brewery mash, bean pulp, soybeanhull, rice bran, or wheat bran. The yeast composition can alleviate the negative effects of heat stress experienced by cows during summer months and improve milk yield.Type: ApplicationFiled: September 13, 2010Publication date: January 6, 2011Inventors: Xuefeng YU, Zhihong LI, Minghua YU, Juan YAO, Ling LI, Bin TAN