Patents by Inventor Hyung-sik Jang
Hyung-sik Jang 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: 20240081131Abstract: A display device includes a glass substrate including a first surface, a second surface opposite to the first surface, and a side surface between the first and second surfaces, an outermost structure disposed on the first surface and adjacent to an edge of the glass substrate, and a display area including a plurality of emission areas spaced apart from the edge on the first surface of the glass substrate. The side surface has a curved shape with the edge protruding to an outermost side of the glass substrate, the side surface includes a first side surface between the edge and the first surface, and a second side surface between the edge and the second surface and having a different curvature from the first side surface, and the glass substrate includes an edge area on the first surface, adjacent to the edge, and, in which processing traces are left.Type: ApplicationFiled: June 9, 2023Publication date: March 7, 2024Inventors: Jeong Ho KIM, Konstantin MISHCHIK, Hyung Sik KIM, Kyung Han YOO, Seung Hoon JANG, Se Yeon HWANG
-
Publication number: 20230227312Abstract: Low-density carbon nanotubes may be prepared using a fluidized bed reactor provided with a side nozzle, and are excellent in electrical properties and appearance characteristics when used as a composite material.Type: ApplicationFiled: August 6, 2021Publication date: July 20, 2023Inventors: Hyung Sik JANG, Hye Jin PARK, Se Hyun KIM, Og Sin KIM
-
Patent number: 11084929Abstract: The present invention provides a silicone composite material having a cured conductive rubber composition containing liquid silicone and carbon nanotubes, wherein the initial viscosity of the liquid silicone and the volume resistance of the silicone composite material satisfy a specific relationship, and when the silicone composite material is provided through the relationship equation, the reproducibility of the volume resistance value is excellent. A silicone composite material manufactured to satisfy the relationship equation is characterized in that the resistance deviation in the composite is small and the appearance properties thereof are excellent.Type: GrantFiled: November 28, 2018Date of Patent: August 10, 2021Assignee: LG CHEM, LTD.Inventors: Hyung Sik Jang, Pyeong Gi Kim, Se Hyun Kim, Dong Hyun Cho
-
Patent number: 10920077Abstract: The present invention relates to a conductive silicone composition including conductive rubber compositions containing 100 parts by weight of liquid silicone and 0.5 to 2.5 parts by weight of carbon nanotubes, wherein the initial viscosity of the liquid silicone is 5,000 to 41,000 cP, the average viscosity of the conductive rubber compositions is 80,000 to 350,000 cP and the viscosity difference between the initial viscosity of the liquid silicone and the average viscosity of the conductive rubber compositions is 70,000 to 310,000 cP. The conductive silicone composition as described above is excellent in processibility when processed into a silicone composite material, and the volume resistance of a manufactured silicone composite material may be greatly improved.Type: GrantFiled: November 28, 2018Date of Patent: February 16, 2021Assignee: LG CHEM, LTDInventors: Hyung Sik Jang, Se Hyun Kim, Pyeong Gi Kim, Dong Hyun Cho
-
Publication number: 20200148882Abstract: The present invention provides a silicone composite material having a cured conductive rubber composition containing liquid silicone and carbon nanotubes, wherein the initial viscosity of the liquid silicone and the volume resistance of the silicone composite material satisfy a specific relationship, and when the silicone composite material is provided through the relationship equation, the reproducibility of the volume resistance value is excellent. A silicone composite material manufactured to satisfy the relationship equation is characterized in that the resistance deviation in the composite is small and the appearance properties thereof are excellent.Type: ApplicationFiled: November 28, 2018Publication date: May 14, 2020Inventors: Hyung Sik JANG, Pyeong Gi KIM, Se Hyun KIM, Dong Hyun CHO
-
Publication number: 20200040185Abstract: The present invention relates to a conductive silicone composition including conductive rubber compositions containing 100 parts by weight of liquid silicone and 0.5 to 2.5 parts by weight of carbon nanotubes, wherein the initial viscosity of the liquid silicone is 5,000 to 41,000 cP, the average viscosity of the conductive rubber compositions is 80,000 to 350,000 cP and the viscosity difference between the initial viscosity of the liquid silicone and the average viscosity of the conductive rubber compositions is 70,000 to 310,000 cP. The conductive silicone composition as described above is excellent in processibility when processed into a silicone composite material, and the volume resistance of a manufactured silicone composite material may be greatly improved.Type: ApplicationFiled: November 28, 2018Publication date: February 6, 2020Inventors: Hyung Sik JANG, Se Hyun KIM, Pyeong Gi KIM, Dong Hyun CHO
-
Patent number: 7403333Abstract: A projection television including a screen providing a picture; a cover provided to a front portion of the screen; and a screen rear supporting assembly provided in rear of the screen to support a rear of the screen. The screen rear supporting assembly includes, a fixing bracket coupled with rear edge of the screen; a supporting bracket provided with an inclined rib having an inclined surface inclined along a transverse direction to a rear surface of the screen facing the rear surface of the screen to connect to a rear of the fixing bracket; and a connecting bracket to connect the supporting bracket and the fixing bracket. Thus, the present invention provides a screen rear supporting assembly of a projection television, which is assembled with ease, and a screen scratch during the assembling operation of the screen rear supporting assembly can be prevented.Type: GrantFiled: April 13, 2004Date of Patent: July 22, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Hyung-sik Jang, Sang-hak Kim
-
Patent number: 7011416Abstract: A projection television having a CRT assembly projecting image beams and front and rear casings, respectively provided in a front and a back of the CRT assembly, and further having a pair of CRT brackets provided between the front and rear casings, to support the CRT assembly. The CRT bracket is made of a conductive metallic material, thereby reducing deformation and deterioration because of changes in temperature and humidity, discharging heat generated from the CRT assembly, and blocking EMI.Type: GrantFiled: September 2, 2003Date of Patent: March 14, 2006Assignee: Samsung Electronics Co., Ltd.Inventors: Nam-Il Cho, Sung-ki Min, Young-tai Kim, Soon-woo Lim, Hyung-sik Jang, Soon-haeng Heo
-
Publication number: 20050018093Abstract: A projection television including a screen providing a picture; a cover provided to a front portion of the screen; and a screen rear supporting assembly provided in rear of the screen to support a rear of the screen. The screen rear supporting assembly includes, a fixing bracket coupled with rear edge of the screen; a supporting bracket provided with an inclined rib having an inclined surface inclined along a transverse direction to a rear surface of the screen facing the rear surface of the screen to connect to a rear of the fixing bracket; and a connecting bracket to connect the supporting bracket and the fixing bracket. Thus, the present invention provides a screen rear supporting assembly of a projection television, which is assembled with ease, and a screen scratch during the assembling operation of the screen rear supporting assembly can be prevented.Type: ApplicationFiled: April 13, 2004Publication date: January 27, 2005Applicant: Samsung Electronics Co., Ltd.Inventors: Hyung-sik Jang, Sang-hak Kim
-
Publication number: 20040090603Abstract: A projection television having a CRT assembly projecting image beams and front and rear casings, respectively provided in a front and a back of the CRT assembly, and further having a pair of CRT brackets provided between the front and rear casings, to support the CRT assembly. The CRT bracket is made of a conductive metallic material, thereby reducing deformation and deterioration because of changes in temperature and humidity, discharging heat generated from the CRT assembly, and blocking EMI.Type: ApplicationFiled: September 2, 2003Publication date: May 13, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Nam-Il Cho, Sung-Ki Min, Young-Tai Kim, Seon-Woo Lim, Hyung-Sik Jang, Soon-Haeng Heo