Choi; Sang Un

Patent Applications and Registrations

Patent applications and USPTO patent grants for Choi; Sang Un.The latest application filed is for "novel piperidine-2,6-dione derivative and use thereof".

Company Profile

3.12.17

Choi; Sang Un - Daejeon KR
Choi; Sang Un - San Jose CA
Choi; Sang-Un - Taejeon-si KR
Choi; Sang Un - Kyoungki-do KR
Choi, Sang-Un - Taejeon KR
Choi, Sang Un - Seoul KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Piperidine-2,6-dione derivative and use thereof Grant 11,192,878 - Hwang , et al. December 7, 2	2021-12-07
Electronic devices with switchable diffusers Grant 11,105,677 - Lim , et al. August 31, 2	2021-08-31
Display with hybrid column spacer structures Grant 10,690,970 - Tai , et al.	2020-06-23
Novel Piperidine-2,6-dione Derivative And Use Thereof App 20200062730 - HWANG; Jong Yeon ; et al.	2020-02-27
Electronic Devices with Switchable Diffusers App 20190137333 - Lim; Junhwan ; et al.	2019-05-09
Display with Hybrid Column Spacer Structures App 20170293174 - Tai; Chia Hsuan ; et al.	2017-10-12
Display with column spacer structures Grant 9,612,470 - Choi , et al. April 4, 2	2017-04-04
Display with column spacer structures Grant 9,482,905 - Ge , et al. November 1, 2	2016-11-01
Triazolopyrazine derivative and use thereof Grant 9,403,831 - Jung , et al. August 2, 2	2016-08-02
Display with Column Spacer Structures App 20150370115 - Ge; Zhibing ; et al.	2015-12-24
N2,N4-bis(4-(piperazine-1-yl)phenyl)pirimidine-2,4-diamine derivative or pharmaceutically acceptable salt thereof, and composition containing same as active ingredient for preventing or treating cancer Grant 9,199,944 - Lee , et al. December 1, 2	2015-12-01
Novel Triazolopyrazine Derivative And Use Thereof App 20150259350 - Jung; Hee Jung ; et al.	2015-09-17
Display with Column Spacer Structures App 20150198844 - Choi; Sang Un ; et al.	2015-07-16
N2,n4-bis(4-(piperazine-1-yl)phenyl)pirimidine-2,4-diamine Derivative Or Pharmaceutically Acceptable Salt Thereof, And Composition Containing Same As Active Ingredient For Preventing Or Treating Cancer App 20150152069 - LEE; Kwangho ; et al.	2015-06-04
Benzopyran derivatives substituted with secondary amines including imidazole, their preparation and pharmaceutical compositions containing them Grant 7,279,497 - Yi , et al. October 9, 2	2007-10-09
VVA-mode liquid crystal display Grant 7,064,348 - Kim , et al. June 20, 2	2006-06-20
VVA-mode liquid crystal display App 20060102898 - Kim; Sung Woon ; et al.	2006-05-18
Benzopyran derivatives substituted with secondary amines including imidazole, their preparation and pharmaceutical compositions containing them App 20050267188 - Yi, Kyu Yang ; et al.	2005-12-01
Liquid crystal display Grant 6,943,860 - Hong , et al. September 13, 2	2005-09-13
Color polymer dispersed liquid crystal display and method for manufacture thereof Grant 6,909,476 - Choi , et al. June 21, 2	2005-06-21
VVA mode LCD Grant 6,905,902 - Shin , et al. June 14, 2	2005-06-14
Liquid crystal display App 20040252265 - Ma, Jung Ho ; et al.	2004-12-16
Vva Mode Lcd App 20040201790 - Shin, Seong Wook ; et al.	2004-10-14
Color polymer dispersed liquid crystal display and method for manufacture thereof App 20040189893 - Choi, Soo Young ; et al.	2004-09-30
Liquid crystal display App 20040125276 - Hong, Seung Ho ; et al.	2004-07-01
VVA mode liquid crystal display App 20040080695 - Choi, Sang Un ; et al.	2004-04-29
Anticancer composition comprising sesquiterpenes isolated from resina ferulae App 20040043083 - Ryu, Shi-Yong ; et al.	2004-03-04
Optical aligning apparatus and method App 20020012090 - Lee, Si Hyoung ; et al.	2002-01-31
Liquid crystal display with black matrix of low reflectivity App 20010003470 - Choi, Sang Un ; et al.	2001-06-14

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