Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331260 | Ashless additive composition | William R. Ruhe, Jr., Seyedeh Mahboobeh Hosseini | 2025-06-17 |
| 12291686 | Lubricating oil compositions for automatic transmissions | Koichi Kubo, Naoya Sasaki, Takahiro Nakagawa, Satoshi Ohta | 2025-05-06 |