Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338408 | Lubricating oil composition | Yohei Susukida, Akira Tada, Noriko Ayame | 2025-06-24 |
| 12024667 | Cooling liquid composition | Akira Tada, Noriko Ayame, Yohei Susukida | 2024-07-02 |
| 11555159 | Lubricating oil composition | Yohei Susukida, Akira Tada, Noriko Ayame | 2023-01-17 |
| 9359574 | Lubricating oil composition | Noriko Ayame | 2016-06-07 |
| 9150810 | Lubricating oil additive and lubricating oil composition | Osamu Kurosawa | 2015-10-06 |