Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6048625 | Wear resisting steel, sliding member for cylinder in internal combustion engine, and ring spring | Kenzo Miura, Hitoshi Okamoto, Takao Tanaka, Shinichi Miyake, Naohiro Tanaka | 2000-04-11 |