YP

Youngchul Park

DC Dongwoo Fine-Chem Co.: 3 patents #102 of 450Top 25%
Samsung: 3 patents #30,683 of 75,807Top 45%
TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
📍 Iksan-si, KR: #26 of 103 inventorsTop 30%
Overall (All Time): #951,095 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11225721 Thin film etchant composition and method of forming metal pattern by using the same Jinhyung Kim, Joohwan Chung, Jinsook Kim, Haccheol Kim, Byungsu Lee +8 more 2022-01-18
10465296 Etchant composition and method of manufacturing a thin film transistor substrate by using the same Soomin An, Youngjun Kim, Hongsick Park, Inseol Kuk, Inho Yu +3 more 2019-11-05
9127368 Etchant and method for manufacturing display device using the same Seon-Il Kim, In-Bae Kim, Hongsick Park, Jong-Hyun Choung, Inseol Kuk +4 more 2015-09-08
7575370 Heat treatment apparatus and method of calibrating the apparatus Kazuhiro Kawamura, Yuichi Takenaga 2009-08-18
6847015 Heat treatment apparatus and controller for heat treatment apparatus and control method for heat treatment apparatus Wenling Wang, Koichi Sakamoto, Fujio Suzuki 2005-01-25