Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11905586 | Low friction wear film and method for producing the same | Chengji JIN, Hodo Suzuki, Kazuya Kitamura, Naoyuki Omori | 2024-02-20 |
| 5477976 | Brightening chemical polishing solution for hardened steel article and method of chemically polishing said article in the solution | Kenichi Suzuki, Kazuyoshi Ogawa, Takashi Asano, Mineo Ogino, Hideo Aihara +3 more | 1995-12-26 |
| 5256316 | Brightening chemical polishing solution for hardened steel article | Kenichi Suzuki, Kazuyoshi Ogawa, Takashi Asano, Mineo Ogino, Hideo Aihara +3 more | 1993-10-26 |