Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6637872 | Ink tank, ink jet recording head, ink jet cartridge, and ink jet recording apparatus | Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Hirofumi Hirano, Hiroshi Netsu +4 more | 2003-10-28 |
| 6629758 | Joint device, ink jet recording apparatus having the same, and ink supplying device and method | Hideaki Okamoto, Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Hirofumi Hirano +4 more | 2003-10-07 |
| 6612681 | Ink jet recording apparatus recording images when an ink jet recording head is installed thereon and reading head is installed thereon | Koh Hasegawa, Toshihide Wada, Shinya Asano, Tadashi Hanabusa, Tetsuyo Ohashi +1 more | 2003-09-02 |
| 6612683 | Ink supply recovery system, ink-jet printing apparatus and image pick-up device having recording mechanism | Keiji Takahashi | 2003-09-02 |
| 6540321 | Ink tank, ink-jet cartridge, ink-supplying apparatus, ink-jet printing apparatus and method for supplying ink | Hirofumi Hirano, Yohji Ara, Hiroyuki Inoue, Hideo Fukazawa, Hiroshi Netsu +4 more | 2003-04-01 |
| 6511141 | Ink jet recording apparatus capable of reading images having an installation unit for installing an image reading head | Koh Hasegawa, Toshihide Wada, Shinya Asano, Tadashi Hanabusa, Tetsuyo Ohashi +1 more | 2003-01-28 |