Nippon Oil Company
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nippon Oil Company.The latest application filed is for "sulfonic acid group-containing carbonaceous material".
- Nippon Oil Company - Tokyo JP
| Patent | Date |
|---|---|
| Sulfonic acid group-containing carbonaceous material Grant 8,575,281 - Yanagawa , et al. November 5, 2 | 2013-11-05 |
| Solid oxide fuel cell Grant 5,500,307 - Anzai , et al. March 19, 1 | 1996-03-19 |
| Sludge dispersing agent for fuel oil and fuel oil composition containing the same Grant 5,372,614 - Kitahara , et al. December 13, 1 | 1994-12-13 |
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