Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198832 | Lubricating oil composition | Noriaki Shinoda, Ryuji Maruyama | 2021-12-14 |
KO
Katsuji Okami
Overall (2021): #381,436 of 548,734Top 70%
1
Patents 2021