Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773342 | Lubricating oil additive and lubricating oil composition containing same | Shinji Iino, Akihiro Kotaka, Eiji Katsuno, Hironobu Matsueda | 2023-10-03 |
| 11767486 | Sulfur-based extreme-pressure agent and metalworking fluid | Shuujirou Ootsuki, Takafumi Iba | 2023-09-26 |