Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6605573 | Lubricating oil composition for internal combustion engines (LAW651) | Katsuya Koganei | 2003-08-12 |
| 6586376 | Heat resistant lubricating oil composition | Hiroshi Nakanishi, Ko Onodera, Atsuhisa Kobori, Yoshinobu Nakamura | 2003-07-01 |