Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7980361 | Lubricating system and lubricating method | Tatsushi Okumura, Hideki Aoyama, Akira Kokubo | 2011-07-19 |
| 7748925 | Rotating member fixing structure | Atsushi Saito, Masahiro Azumaya, Toshiaki Horiba | 2010-07-06 |