Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807825 | Lubricant composition and bearing having the same sealed therein | Kazuo Okamoto, Hiroyuki Otsuki, Shigemasa Itabashi | 2023-11-07 |
| 11674102 | Electrically-conductive lubricant | Yuichiro Haramoto, Shigemasa Itabashi, Kazuo Okamoto, Hiroyuki Otsuki | 2023-06-13 |