Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6589412 | Method for producing a sliding member having excellent seizure resistance | Osamu Ogawa, Toshiki Kasamatsu | 2003-07-08 |
| 6086741 | Process for sulfurizing treatment of ferrous articles | Takeo Sakashita | 2000-07-11 |