Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8923733 | Developer supplying device and image forming apparatus | Shinichi Kuramoto, Hirokazu Murase | 2014-12-30 |
| 8521042 | Image forming apparatus and image forming method | Masanori Kato | 2013-08-27 |
| 7167669 | Image forming apparatus | Shigemi Murata, Junichi Hama, Tomio Onuki, Ryuji Hattori, Yoshiyuki Takashima +1 more | 2007-01-23 |
| 6795660 | Developer replenishment unit and image formation apparatus | Yoshiyuki Takashima | 2004-09-21 |