Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8636420 | Roller bearing and bearing structure | Ryutaro Oka, Masanori Ueno, Yoshimitsu Hirasawa | 2014-01-28 |
| 7419306 | Bearing unit for railway carriages | Daisuke Miki | 2008-09-02 |
| 6547443 | Tapered roller bearing | Kimihiro Hanai, Takashi Tsujimoto, Tsukasa Yamakawa, Yasuhiro Shimizu | 2003-04-15 |
| 6024088 | Breath synchronization control unit for gas feeder | Masao Takahashi, Masayoshi Kanazawa, Eitaro Hayakawa, Yuki Murayama, Takashi Sato | 2000-02-15 |
| 5313894 | Structure of incinerator plant | — | 1994-05-24 |