Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364545 | Lubricating oil composition containing friction modifier and corrosion inhibitor | Katsuya Arai, Hirotaka Tomizawa | 1994-11-15 |
| 5356547 | Lubricating oil composition containing friction modifier and corrosion inhibitor | Katsuya Arai, Hirotaka Tomizawa | 1994-10-18 |