Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12006485 | Lubricating oil additive and lubricating oil composition containing same | Shinji Iino, Eiji Katsuno, Hironobu Matsueda, Hiroshi Sakata | 2024-06-11 |
| 11248187 | Lubricant additive composition, lubricating composition containing same and engine oil composition consisting of lubricating composition | Shinji Iino, Eiji Katsuno | 2022-02-15 |
| 11118128 | Engine oil composition | Shinji Iino | 2021-09-14 |
| 10920167 | Lubricant composition and lubricating oil composition | Eiji Katsuno | 2021-02-16 |
| 10913917 | Internal combustion engine lubricating oil composition | Shinji Iino | 2021-02-09 |