Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6302530 | Ink cartridge | Kazumichi Shimada, Hideki Oikawa, Hisashi Miyazawa, Takao Kobayashi, Hisashi Koike | 2001-10-16 |
| 5997136 | Ink jet recording method and apparatus therefor | Kazutoshi Fujisawa, Michinari Tsukahara, Fumie Uehara, Hiroto Nakamura, Hideo Yamazaki | 1999-12-07 |