YK

Yasuo Kotaki

Canon: 7 patents #56 of 2,442Top 3%
Overall (2004): #3,202 of 270,089Top 2%
7
Patents 2004

Issued Patents 2004

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6827431 Ink tank Kenji Kitabatake, Keisuke Matsuo, Wataru Takahashi, Hiroki Hayashi 2004-12-07
6805434 Liquid supplying system, liquid supply container, capillary force generating member container, ink jet cartridge and ink jet recording apparatus Hiroki Hayashi, Shozo Hattori, Hajime Yamamoto, Eiichiro Shimizu, Hiroshi Koshikawa +1 more 2004-10-19
D493820 Ink tank for printer Keisuke Matsuo, Hiroki Hayashi, Tetsuya Ohashi, Kenji Kitabatake 2004-08-03
D493821 Ink tank for printer Keisuke Matsuo, Hiroki Hayashi, Tetsuya Ohashi, Kenji Kitabatake 2004-08-03
D493194 Printing head for printer Tetsuya Ohashi, Kenji Kitabatake, Keisuke Matsuo, Hiroki Hayashi 2004-07-20
6742881 Ink container Kenta Udagawa, Shuzo Iwanaga 2004-06-01
6719416 Ink container package Hiromasa Anma, Masanori Takenouchi, Yoshihisa Takizawa 2004-04-13