YK

Yoshikazu Katsumata

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #1,558,483 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE42088 Printer Kimitoshi Terasaki, Masahiro Nakashima, Shuichi Kuriyama, Tatsuya Hirota 2011-02-01
6614461 Printer Kimitoshi Terasaki, Masahiro Nakashima, Shuichi Kuriyama, Tatsuya Hirota 2003-09-02
5671467 Color image-forming apparatus adapted to stabilize contact between endless belt-like photosensitive medium and developing roller Yoshihiro Mizoguchi, Yoshiaki Ijima, Makoto Kamioka, Yoshinori Ejima, Nobuo Kishiyama +2 more 1997-09-23