KR

Kee Yoon ROH

KC Korea Kumho Petrochemical Co.: 8 patents #26 of 342Top 8%
LS Lg Life Sciences: 3 patents #36 of 272Top 15%
Overall (All Time): #439,600 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12415778 Method for preparing phthalonitrile-based compound Nam Hyun CHO, Hee-Su Kim 2025-09-16
11834395 Method for preparing hydrogenated bisphenol A Jung Hee Jang, Je Young Park, Nam Hyun CHO 2023-12-05
11434215 Epoxy reactive diluent and manufacturing method therefor Nam Hyun CHO, Jung Hee Jang, Yuncheol PARK 2022-09-06
11242442 Additive composition and method of preparing the same Jung Hee Jang, Yun Cheol Park, Nam Hyun CHO 2022-02-08
10533112 Heavy-duty epoxy coating composition including styrenated phenol and method of preparing the same Jung Hee Jang, Je Young Park 2020-01-14
9771310 Styrenated phenol useful as curing agent or plasticizing agent for epoxy resin Jung Hee Jang, Jin-Eok Kim 2017-09-26
9469587 Styrenated phenol compound and a method of preparing the same Jung Hee Jang, Je Young Park 2016-10-18
9464037 Styrenated phenol compound and method of preparing the same Jung Hee Jang, Je Young Park, Jin-Eok Kim 2016-10-11
7723319 Acyclic nucleoside phosphonate derivatives, salts thereof and process for the preparation of the same Dong-Gyu Cho, Jae-Hong Lim, Jae-Taeg Hwang, Woo-Young Cho, Hyun-Sook Jang +9 more 2010-05-25
7605147 Acyclic nucleoside phosphonate derivatives, salts thereof and process for the preparation of the same Dong-Gyu Cho, Jae-Hong Lim, Jae-Taeg Hwang, Woo-Young Cho, Hyun-Sook Jang +9 more 2009-10-20
7157448 Acyclic nucleoside phosphonate derivatives, salts thereof and process for the preparation of the same Jong Ryoo Choi, Jeong Min Kim, Dong-Gyu Cho, Jae-Hong Lim, Jae-Taeg Hwang +9 more 2007-01-02