Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7741258 | Lubricating oil composition | Joanna Griffiths | 2010-06-22 |
| 7550415 | Lubricating oil composition | Joanna Griffiths | 2009-06-23 |
| 6114288 | Lubricating oil composition for internal combustion engines | Koichi Kubo, Mitsuhiro Nagakari | 2000-09-05 |
| 5686109 | Antipyretic analgesic composition | Kikuko Yoneda, Isao Ikebe | 1997-11-11 |