Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11209760 | Thermal fixing apparatus and image forming apparatus | Hirotaka Fukushima, Yoshiko Igarashi, Hidetaka Nanao, Yasushi Hoshi | 2021-12-28 |
| 10466631 | Fixing device and image forming apparatus | Hirotaka Fukushima | 2019-11-05 |
| 9481595 | Method of producing optical element forming mold and optical element forming mold | Hiroyuki Kubo, Shigeru Hashimoto, Keiji Hirabayashi, Koji Teranishi | 2016-11-01 |