Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815402 | Lubricating oil composition containing cyclic organophosphorus compound | Hideto Kamimura, Shuichi Sakanoue | 2004-11-09 |
| 6759373 | Refrigerating machine oil composition for carbon dioxide refrigerant | — | 2004-07-06 |