IY

Itsuji Yoshikawa

Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
SC Sumitomo Osaka Cement Co.: 2 patents #133 of 327Top 45%
CC C.Uyemura & Co.: 1 patents #85 of 180Top 50%
OC Osaka Cement Co.: 1 patents #11 of 19Top 60%
📍 Toyonaka, JP: #420 of 1,166 inventorsTop 40%
Overall (All Time): #1,606,394 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6798032 Metal film pattern and manufacturing method thereof Yoshihiro Izumi, Yoshimasa Chikama, Satoshi Kawashima, Takaharu Hashimoto, Masaaki Ishikawa 2004-09-28
6627544 Method of making a metal film pattern Yoshihiro Izumi, Yoshimasa Chikama, Satoshi Kawashima, Takaharu Hashimoto, Masaaki Ishikawa 2003-09-30
5266181 Controlled composite deposition method Sowjun Matsumura, Tadashi Chiba, Yoshiko Hotta 1993-11-30