Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9164451 | Fixing device, and image forming apparatus | Hideki Sato, Shigeyuki Maruhashi, Jun Sawamura, Yasuhiro Kato | 2015-10-20 |
| 9141054 | Fixing device, and image forming apparatus | Jun Sawamura, Hideki Sato, Yasuhiro Kato, Shigeyuki Maruhashi | 2015-09-22 |