Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700135 | Bellows cam plate pump | Iwane Inokuchi, Toshikazu Oshidari, Atsuhiro Sakamoto | 1997-12-23 |
| 5687808 | Four wheel drive mechanism | Jun Watanabe, Kenro Takahashi, Yorihito Nakao, Naohiko Inoue | 1997-11-18 |