NU

Nobuhiko Umezu

SO Sony: 2 patents #351 of 2,482Top 15%
Overall (2004): #47,534 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6798498 Apparatus for evaluating polysilicon film Hiroyuki Wada, Koichi Tatsuki, Eiji Isomura, Tetsuo Abe, Tadashi Hattori +7 more 2004-09-28
6673639 Method and system for evaluating polysilicon, and method and system for fabricating thin film transistor Hiroyuki Wada, Koichi Tatsuki 2004-01-06