KK

Keisuke Koga

Sumitomo Electric Industries: 18 patents #1,247 of 21,551Top 6%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
SO Sortec: 1 patents #5 of 9Top 60%
📍 Osaka, JP: #143 of 258 inventorsTop 60%
Overall (All Time): #155,560 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 26–26 of 26 patents

Patent #TitleCo-InventorsDate
4870289 Apparatus for controlling relation in position between a photomask and a wafer Takeo Sato, Shinichiro Aoki, Katsumasa Yamaguchi, Tadashi Kaneko, Noboru Nomura +1 more 1989-09-26