Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827431 | Ink tank | Kenji Kitabatake, Yasuo Kotaki, Wataru Takahashi, Hiroki Hayashi | 2004-12-07 |
| D493820 | Ink tank for printer | Hiroki Hayashi, Tetsuya Ohashi, Kenji Kitabatake, Yasuo Kotaki | 2004-08-03 |
| D493821 | Ink tank for printer | Hiroki Hayashi, Tetsuya Ohashi, Kenji Kitabatake, Yasuo Kotaki | 2004-08-03 |
| D493194 | Printing head for printer | Tetsuya Ohashi, Kenji Kitabatake, Hiroki Hayashi, Yasuo Kotaki | 2004-07-20 |