Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6273612 | Sliding bearing | Akira Ono, Koichi Yamamoto, Nobutaka Hiramatsu, Takayuki Shibayama | 2001-08-14 |
| 4774918 | Engine lubricating system | Noriyuki Kurio, Takuro Shigemura, Yuuji Shono | 1988-10-04 |
| 4765291 | Engine lubricating system | Noriyuki Kurio | 1988-08-23 |