Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443014 | Defoaming agent composition for lubricating oil and method of defoaming using this | Hiroyuki Tazaki | 2019-10-15 |
| 9550956 | Two-phase lubricating oil composition | Ryuji Maruyama, Noriaki Shinoda, Hiroyuki Tazaki | 2017-01-24 |