Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639719 | Lubricating oil containing aromatic ether compounds | Masahide Tanaka, Takashi Hayashi, Hajime Oyoshi, Tetsuo Hayashi, Kinya Mizui | 1997-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639719 | Lubricating oil containing aromatic ether compounds | Masahide Tanaka, Takashi Hayashi, Hajime Oyoshi, Tetsuo Hayashi, Kinya Mizui | 1997-06-17 |