Patents by Inventor Sang Yup Lee

Sang Yup Lee 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).

  • Publication number: 20210214753
    Abstract: The present invention relates to recombinant Corynebacterium having 1,3-PDO productivity and reduced 3-HP productivity, and a method for producing 1,3-PDO by using same. When a Corynebacterium glutamicum variant according to the present invention is used, the productivity of 3-HP, which is a by-product, is inhibited by using low-cost glycerol as a carbon source, and thus 1,3-PDO can be produced with high efficiency.
    Type: Application
    Filed: April 24, 2019
    Publication date: July 15, 2021
    Applicants: Korea Advanced Institute of Science and Technology, Hanwha Solutions Corporation
    Inventors: Sang Yup LEE, Jae Sung CHO, Je Woong KIM, Cindy Pricilia Surya PRABOWO, Taehee HAN, Yoo Sung KO
  • Publication number: 20210217063
    Abstract: The present invention relates to a marketing system that supports sales of goods by interlocking a customer terminal and an administrator terminal, which comprises: a central server (100) which provides an event page production tool to the administrator terminal, receives information about an event page, and transmits the received event page to the customer terminal; an administrator terminal (200) for receiving the event page production tool from the central server to input corresponding variables to produce an event page; and a customer terminal for receiving the event page produced by the administrator terminal from the central server and inputting necessary information while performing a process provided by the event page.
    Type: Application
    Filed: April 25, 2019
    Publication date: July 15, 2021
    Inventor: Sang Yup LEE
  • Patent number: 11041105
    Abstract: The present invention provides a composition comprising branched polyglycerol for controlling freezing, more specifically, the composition has a number average molecular weight of 1,000 to 20,000 g/mol and a branching of 0.1 to 1, and may control enhancement or inhibition of ice recrystallization by adjusting a content of polyglycerol.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: June 22, 2021
    Assignees: KOREA UNIVERSITY RESEARCH AND, BUSINESS FOUNDATION, Please check the appropriate assignee category or categories (will not be printed on the pate, INDUSTRY-ACADEMIC COOPERATION, FOUNDATION, YONSEI UNIVERSITY
    Inventors: Dong June Ahn, Byeong Su Kim, Sang Yup Lee, Woo Hyuk Jung, Min Seong Kim, Young Joo Hong
  • Publication number: 20210163805
    Abstract: The present invention provides a composition comprising branched polyglycerol for controlling freezing, more specifically, the composition has a number average molecular weight of 1,000 to 20,000 g/mol and a branching of 0.1 to 1, and may control enhancement or inhibition of ice recrystallization by adjusting a content of polyglycerol.
    Type: Application
    Filed: December 3, 2019
    Publication date: June 3, 2021
    Applicants: Korea University Research and Business Foundation, INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Dong June AHN, Byeong Su KIM, Sang Yup LEE, Woo Hyuk JUNG, Min Seong KIM, Young Joo HONG
  • Publication number: 20210155495
    Abstract: The present invention provides a composition for antifreezing including a gold (Au) nanostructure in which at least a portion thereof is concave, thereby it is possible to increase a survival rate of cells due to having excellent effect of inhibiting ice recrystallization when cryopreservation of the cells, and maintain a texture of food even when using in the freezing of food.
    Type: Application
    Filed: December 3, 2019
    Publication date: May 27, 2021
    Applicant: Korea University Research and Business Foundation
    Inventors: Dong June AHN, Sang Yup Lee, Yong Ho Cho
  • Publication number: 20210106000
    Abstract: The present invention provides a a nanostructure which includes: a core comprising one or more planes configured to come into planar contact with at least one plane of an ice crystal; and an oligopeptide which is conjugated to at least one plane of the core and comprises (Thr)n-, (Ala)n-, (Ser)n-, or (Gly)n-, wherein the nanostructure is a polyhedron-shaped nanostructure present in water in a colloidal form to control freezing, and n is an integer of 2 to 7.
    Type: Application
    Filed: December 3, 2019
    Publication date: April 15, 2021
    Applicant: Korea University Research and Business Foundation
    Inventors: Seungwoo LEE, Dong June AHN, Dong Kwon LIM, Jae Won LEE, Sang Yup LEE
  • Patent number: 10961521
    Abstract: The present invention relates to a recombinant microorganism to which a gene coding for 2-hydroxyisocaproate-CoA transferase and a gene coding for polyhydroxyalkanoate synthase are introduced and which has a potential of producing polyhydroxyalkanoate bearing an aromatic monomer or a long-chain 2-HA monomer and a method for producing polyhydroxyalkanoate bearing an aromatic monomer or a long-chain 2-HA monomer, using the recombinant microorganism. According to the present invention, a biodegradable polymer bearing an aromatic monomer or a long-chain 2-HA monomer can be produced.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: March 30, 2021
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang Yup Lee, Jung Eun Yang, Si Jae Park
  • Publication number: 20210062232
    Abstract: The present disclosure relates to a mutant microorganism in which a glycerol catabolic pathway and a 1,3-PDO biosynthetic pathway are introduced into a microorganism incapable of using glycerol as a carbon source, and a method of producing 1,3-PDO using the same. According to the present disclosure, it is possible to produce 1,3-PDO while growing a mutant microorganism having 1,3-PDO production ability by using the inexpensive raw material glycerol as a single carbon source. Thus, the present disclosure is useful for the economical production of 1,3-PDO.
    Type: Application
    Filed: January 15, 2019
    Publication date: March 4, 2021
    Inventors: Sang Yup LEE, Jae Sung CHO, Je Woong KIM, Yoo Sung KO, Cindy Pricilia Surya PRABOWO, Taehee HAN, Euiduk KIM, Jae Won CHOI, Changhee CHO, Jun Kyu LEE
  • Publication number: 20210054375
    Abstract: The present disclosure relate to a composition for inhibiting a prokaryotic expression and a use thereof and, more specifically, to a composition for inhibiting an expression of Gram-positive bacteria, which includes an sRNA comprising an sRNA-derived Hfq binding site from prokaryotes and (ii) a region that forms a complementary bond with a target gene mRNA and an Hfq from prokaryotes, a method of producing same, and a use thereof. A synthetic sRNA according to the present disclosure and a composition comprising the sRNA for inhibiting a gene expression having an advantage of being able to control single and multiple target genes at a time, can effectively reduce the expression of the target gene without the conventional gene deletion process via the synthetic sRNA that controls a gene expression so as to be useful for the production of a recombinant microorganism, and are particularly useful for inhibiting a gene expression of Gram-positive bacteria.
    Type: Application
    Filed: March 8, 2019
    Publication date: February 25, 2021
    Inventors: Sang Yup LEE, Dongsoo YANG, Jae Sung CHO
  • Patent number: 10851390
    Abstract: The present invention relates to a method of producing metal nanoparticles and metal sulfide nanoparticles using a recombinant microorganism co-expressing metallothionein and phytochelatin synthase, which are heavy metal-adsorbing proteins, and to the use of metal nanoparticles and metal sulfide nanoparticles synthesized by the method. The present invention provides a method for synthesizing metal nanoparticles which have been difficult to synthesize by conventional biological methods. The present invention makes it possible to synthesize metal nanoparticles in an environmentally friendly and cost-effective manner, and also makes it possible to synthesize metal sulfide nanoparticles. In addition, even metal nanoparticles which could have been produced by conventional chemical or biological methods are produced in a significantly increased yield by use of the method of the present invention.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: December 1, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang Yup Lee, Yoojin Choi
  • Patent number: 10837005
    Abstract: Disclosed are a recombinant microorganism capable of producing methyl anthranilate, wherein the recombinant microorganism is obtained by introducing an aamt1 gene into a microorganism having the capacity to produce anthranilic acid (ANT), and a method of producing methyl anthranilate using the same. The recombinant microorganism is capable of producing methyl anthranilate using only a purely biological process from renewable carbon-circulating biomass without chemical catalytic reaction, thus having an advantage of enabling mass production of high value-added methyl anthranilate in a very economical manner based on an environmentally friendly and simple production process.
    Type: Grant
    Filed: February 15, 2020
    Date of Patent: November 17, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang Yup Lee, Zi Wei Luo, Jae Sung Cho
  • Patent number: 10831362
    Abstract: A mobile terminal and a method of supporting an object change for the same are provided. The mobile terminal includes a display unit for outputting at least one object, and a control unit for controlling at least one of directly displaying, in response to a signal for changing the output object into a second object having a similar function but being of a different type than the output object, the second object on the display unit without a screen transition, and for outputting, in response to a signal for changing the output object into a second object having a similar function but being of a different type than the output object, a guide frame on the display unit so as to facilitate change of the output object without a screen transition.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: November 10, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nam Jo Heo, Sang Yup Lee, Yong Seok Kim, Kwang Sub Son
  • Publication number: 20200270587
    Abstract: Disclosed are a recombinant microorganism capable of producing methyl anthranilate, wherein the recombinant microorganism is obtained by introducing an aamt1 gene into a microorganism having the capacity to produce anthranilic acid (ANT), and a method of producing methyl anthranilate using the same. The recombinant microorganism is capable of producing methyl anthranilate using only a purely biological process from renewable carbon-circulating biomass without chemical catalytic reaction, thus having an advantage of enabling mass production of high value-added methyl anthranilate in a very economical manner based on an environmentally friendly and simple production process.
    Type: Application
    Filed: February 15, 2020
    Publication date: August 27, 2020
    Inventors: Sang Yup LEE, Zi Wei LUO, Jae Sung CHO
  • Publication number: 20200261823
    Abstract: The present invention relates to a process for energy recovery in a process for the preparation of 1,3,5-trioxane.
    Type: Application
    Filed: December 7, 2016
    Publication date: August 20, 2020
    Inventors: Achim STAMMER, Thomas HEITZ, Marvin KRAMP, Jong-Moon KIM, In-Gi CHO, Jin-Sang CHOI, Sang-Yup LEE
  • Patent number: 10683512
    Abstract: The present disclosure relates to a recombinant microorganism having a lactam production capacity from an omega-amino acid, into which a gene encoding a beta-alanine coenzyme A transferase on a microorganism which has an omega-amino acid biosynthetic metabolic pathway inherently or an omega-amino acid biosynthetic metabolic pathway is introduced, and a method for producing a variety of lactams and omega-amino acyl-CoAs using the same. The recombinant microorganism and the method for producing the lactam according to the present disclosure are useful in producing a variety of lactams such as propiolactam, 2-pyrrolidone, valerolactam, caprolactam, and heptanolactam from a variety of omega-amino acids.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: June 16, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang Yup Lee, Tong Un Chae, Chan Woo Song
  • Patent number: 10684650
    Abstract: An electronic device is provided. The electronic device includes a housing including a first plate, a second plate facing away from the first plate, and a side member surrounding a space between the first plate and the second plate, a touch screen display disposed between the first plate and the second plate, a fingerprint sensor, a digitizer including a layer having a conductive pattern, and a processor. The layer includes a first portion positioned between the second plate and a second area of the touch screen display that surrounds the first area when viewed from above the first plate and a second portion continuously extending from the first portion, the second portion positioned such that the fingerprint sensor is disposed between the second portion and the touch screen display, and such that the second portion is closer to the second plate than the first portion.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: June 16, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Young Bae Sim, Hyun Suk Choi, Do Yeong Kim, Min Chul Kim, Sang Yup Lee, Sung Yoon Jung, Jin Woo Park, Ji Woo Lee, Yeun Wook Lim
  • Patent number: 10640774
    Abstract: The present invention relates to a recombinant microorganism having the ability to produce poly(lactate-co-glycolate) and its copolymers from xylose, and more particularly to a recombinant microorganism having the ability to produce poly(lactate-co-glycolate) and its copolymers without having to supply a glycolate precursor from an external source, and a method of producing a poly(lactate-co-glycolate) copolymers using the same.
    Type: Grant
    Filed: December 13, 2016
    Date of Patent: May 5, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang Yup Lee, So Young Choi, Si Jae Park
  • Publication number: 20190382817
    Abstract: The present invention relates to a microorganism variant having the ability to extracellularly produce heme, and more particularly to a metabolically engineered microorganism variant having the ability to extracellularly produce heme and a method of producing heme using the same. According to the present invention, heme, an organometallic compound which is increasingly used as a health food or food supplement for the treatment of porphyria, can be extracellularly secreted and produced in high yield using the microorganism variant, but not conventional chemical synthesis or enzymatic synthesis.
    Type: Application
    Filed: December 12, 2018
    Publication date: December 19, 2019
    Inventors: Sang Yup LEE, Xin Rui ZHAO, Kyeong Rok CHOI
  • Publication number: 20190352622
    Abstract: The present invention relates to a recombinant microorganism to which a gene coding for 2-hydroxyisocaproate-CoA transferase and a gene coding for polyhydroxyalkanoate synthase are introduced and which has a potential of producing polyhydroxyalkanoate bearing an aromatic monomer or a long-chain 2-HA monomer and a method for producing polyhydroxyalkanoate bearing an aromatic monomer or a long-chain 2-HA monomer, using the recombinant microorganism. According to the present invention, a biodegradable polymer bearing an aromatic monomer or a long-chain 2-HA monomer can be produced.
    Type: Application
    Filed: February 26, 2018
    Publication date: November 21, 2019
    Inventors: Sang Yup LEE, Jung Eun YANG, Si Jae PARK
  • Patent number: D917347
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: April 27, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Sang Yup Lee, Soo Yul Bae, Samir Sadikhov, Donckerwolke Luc, Sergej Bruhler, Arseny Kostromin