EI

Eiji Isomura

SO Sony: 3 patents #10,744 of 25,231Top 45%
Overall (All Time): #2,195,149 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6798498 Apparatus for evaluating polysilicon film Hiroyuki Wada, Koichi Tatsuki, Nobuhiko Umezu, Tetsuo Abe, Tadashi Hattori +7 more 2004-09-28
6094263 Visual examination apparatus and visual examination method of semiconductor device Hiroshi Tomiya 2000-07-25