Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6281911 | Ink cartridge having waste ink absorbing function | Chiyoshige Nakazawa, Manabu Yamada, Yukihiro Hanaoka, Katsuko Aoki | 2001-08-28 |
| 6264314 | Ink cartridge for ink jet recording apparatus | Seiji Mochizuki, Kazuhisa Kawakami, Masahiro Isono, Yukihiro Hanaoka | 2001-07-24 |
| 6264304 | Ink jet recording apparatus and method | Satoshi Iwaya, Naoki Kobayashi | 2001-07-24 |
| 6220692 | Ink jet recording apparatus | Satoshi Iwaya | 2001-04-24 |
| 6203295 | Ink-jet recording device and pump used therein | — | 2001-03-20 |
| 6193362 | Connection unit for an inkjet head, and an inkjet cartridge and inkjet printer using the same | Toshio Nakata, Yukihiro Hanaoka, Kazuhiko Sato, Tsutomu Yamazaki | 2001-02-27 |
| 6082977 | Ink-jet recording device and pump used therein | — | 2000-07-04 |
| 6074036 | Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof | Yukihiro Hanaoka, Kazuhiko Sato, Tsutomu Yamazaki | 2000-06-13 |
| 5997125 | Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof | Yukihiro Hanaoka, Kazuhiko Sato, Tsutomu Yamazaki | 1999-12-07 |
| 5963239 | Ink jet recording apparatus and ink supply member therefor | Yukihiro Hanaoka, Kazuhiko Sato, Tsutomu Yamazaki | 1999-10-05 |
| 5874971 | Ink jet head connection unit, an ink jet cartridge, and an assembly method thereof | Yukihiro Hanaoka, Kazuhiko Sato, Tsutomu Yamazaki | 1999-02-23 |
| D377047 | Printing head for printer | Shoichi Ishizawa | 1996-12-31 |