Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054225 | Composite chromium plating film and sliding member covered thereof | Toshiaki Imai | 2000-04-25 |
| 6013380 | Composite chromium plating film and sliding member covered thereof | Toshiaki Imai | 2000-01-11 |
| 5945226 | Chromium alloy plating film, plating method thereof and member covered with said film | Hachiro Tanaka | 1999-08-31 |
| 5469616 | Method of manufacturing a side rail of a combined oil ring | Satomichi Miyazaki, Nobuyuki Kazama, Masao Ishida | 1995-11-28 |
| 5295696 | Combined oil ring | Kazuyoshi Aruga | 1994-03-22 |
| 4420543 | Bearing member of an internal combustion engine, having a flame sprayed surface | Katsumi Kondo, Yoshio Fuwa, Toru Nakahora | 1983-12-13 |