DC

Dong Chang Choi

LG: 6 patents #6,917 of 26,165Top 30%
HM Hyundai Motor: 2 patents #4,348 of 11,886Top 40%
KM Kia Motors: 2 patents #2,437 of 7,429Top 35%
📍 Jicheon-myeon, KR: #54 of 688 inventorsTop 8%
Overall (All Time): #563,132 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
10642150 Photomask and method for manufacturing column spacer for color filter using the same Dae Han Seo, Kwang Han Park, Sang Choll Han, Jae Jin Kim, Eun Joo Choi +1 more 2020-05-05
8822127 Photosensitive resin composition for black matrix Kyung Soo Choi, Ho Chan Ji, Geun Young Cha, Sung Hyun Kim 2014-09-02
8822132 Colored dispersion, photoresist composition and black matrix Kyung Soo Choi, Ho Chan Ji, Geun Young Cha, Min Young Lim, Sung Hyun Kim +3 more 2014-09-02
8597861 Method for manufacturing color filter and color filter manufactured by using the same Dae Hyun Kim, Kyung Soo Choi, Ho Chan Ji, Hyun Sik Kim, Geun Young Cha +5 more 2013-12-03
8535874 Fluorene-based polymer containing urethane groups, preparation method thereof and negative-type photosensitive resin composition comprising the same Han-Soo Kim, Sung Hyun Kim, Kyung Soo Choi, Ho Chan Ji, Min Young Lim +4 more 2013-09-17
8448692 Mold for gravity casting and gravity casting method using the mold Dong Ho Chu, Jae Yong Lee 2013-05-28
8267151 Mold for gravity casting and gravity casting method using the mold Dong Ho Chu, Jae Yong Lee 2012-09-18
7556910 Photosensitive composition comprising triazine-based photoactive compound containing oxime ester Sung Hyun Kim, Kyung Jun Kim, Jeong Ae Yoon, Hee Kwan PARK, Geun Young Cha +8 more 2009-07-07
6797739 Triazene-based compound comprising functionalized alkylthio groups, and photopolymerization initiator Sung Hyun Kim, Chul-woo Lee, Jin-Seuk Kim, Jae Hwan LEE, Hyuk-Jin Cha 2004-09-28