Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10474076 | Fixing device and image forming apparatus | Masashi Sonoyama, Hidetoshi Katayanagi, Tomoya Sato, Hiroyuki Maeda | 2019-11-12 |
| 9170537 | Fuser and image forming apparatus | Hidetoshi Katayanagi, Etsuaki Urano, Hirotaka Kanou, Masashi Sonoyama, Tomohiro Takagi | 2015-10-27 |
| 8521050 | Image forming device and fuser | — | 2013-08-27 |
| 4910225 | Locally administrable therapeutic composition for inflammatory disease | Takahiro Ogawa, Kazumichi Ushio, Akira Ohtori | 1990-03-20 |
| 4826879 | Intraocular pressure lowering composition for topical use | Yujiro Yamamoto, Takahiro Ogawa | 1989-05-02 |