Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6972084 | Fuel oil composition for diesel engine | Isao Nakashima, Kazuyuki Murakami, Takashi Hino | 2005-12-06 |
| 6215034 | Base fuel oil for diesel fuel oil and diesel fuel oil composition comprising the same | Kazuyuki Murakami, Kazuyoshi Namiyama | 2001-04-10 |