KT

Kengo Tsutsumi

UL Ulvac: 3 patents #134 of 680Top 20%
Samsung: 2 patents #37,631 of 75,807Top 50%
📍 Susono, JP: #663 of 1,238 inventorsTop 55%
Overall (All Time): #1,538,665 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8361274 Etching apparatus and etching method Kwang-Myung Lee, Ki-Young Yun, Il-Kyoung Kim, Sung-wook Park, Seung-Ki Chae +8 more 2013-01-29
7682481 Vacuum processing apparatus Seiichi Takahashi, Takehisa MIYAYA, Soo Boo Lim, Masayuki Satou, Yohei Ono 2010-03-23
7497963 Etching method Kwang-Myung Lee, Ki-Young Yun, Seung-Ki Chae, No-Hyun Huh, Wan-Goo Hwang +3 more 2009-03-03