Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12247571 | Motor and fan device | Takahiko Ogane, Satoshi Takeda, Satoshi Nagamoto, Keiichi Hosoi | 2025-03-11 |
| 11452228 | Driver | Takahiko Ogane, Fumiaki Koshio, Hiroyuki Hirano | 2022-09-20 |
| 5383277 | Writing apparatus and method | Mitsugi Shimoda, Hiroaki Hatori, Yoshinori Takubo, Takashi Masuda | 1995-01-24 |