Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631211 | Lubricating oil composition for use with sintered porous bearings | Hisaya Nakagawa, Michiaki Takizawa, Teruhiko Ohtaki, Katsumi Nagano, Masuhiro Onoyama | 1997-05-20 |
| 4529530 | Triurea grease compositions | Shirow Shimizu, Shuichi Takahashi, Kazuo Kato, Koichi Takeuchi, Kozo Iwasaki +1 more | 1985-07-16 |