Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6878263 | Rubber process oil and production process thereof | Kazumitsu Fujihara, Yoshiyuki Morishima | 2005-04-12 |
| 6875730 | Lubricant for refrigerating machine employing ammonia refrigerant | Hitoshi Takahashi, Goro Yamamoto, Kimiyoshi Namiwa, Ayako Saneyoshi | 2005-04-05 |