Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7929886 | Toner cartridge having a divider plate to prevent excessive refilling | Yukio Yamada, Koji Soda, Hideaki Katsuoka | 2011-04-19 |
| 7106981 | Image forming apparatus | Junichi Hashimoto, Hiroshi Mizuno, Tomoyuki Imura, Hiromasa Ueno, Takanobu Yamada | 2006-09-12 |
| 6823158 | Tandem style color image forming apparatus | Takanobu Yamada, Yuusuke Morikami | 2004-11-23 |