KY

Kouji Yamakawa

Canon: 5 patents #9,253 of 19,416Top 50%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
SC Sumitomo Metal Ceramics: 1 patents #12 of 47Top 30%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #881,227 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6338546 Ink jet head cartridge and ink jet apparatus having same Yasuo Kotaki, Keiichiro Tsukuda 2002-01-15
6328422 Ink jet head cartridge having a folded wiring member Kenjiro Watanabe 2001-12-11
6260958 Liquid ejection head having specific flow path structure Aya Yoshihira, Tsuyoshi Orikasa, Hiroyuki Ishinaga, Toshio Kashino, Hiroyuki Kigami +6 more 2001-07-17
6168264 Manufacturing method for the liquid ejection head Aya Yoshihira, Tsuyoshi Orikasa, Hiroyuki Ishinaga, Toshio Kashino, Hiroyuki Kigami +6 more 2001-01-02
5988804 Ink jet head cartridge and ink jet apparatus having same Yasuo Kotaki, Keiichiro Tsukuda 1999-11-23
5463248 Semiconductor package using an aluminum nitride substrate Keiichi Yano, Takashi Takahashi, Kazuo Kimura, Yoshitoshi Sato, Toshishige Yamamoto +3 more 1995-10-31