Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828739 | Lubricating composition and hydraulic fluid | Yoshiyuki Satoh, Hiroshi Kimura, Masaaki Otsuki | 1989-05-09 |
| 4602959 | Method for preventing multiplication of algae | Akitsugu Kurita, Masaaki Otsuki | 1986-07-29 |
| 4515979 | Prevention of odors in polyorganosiloxanes | Masaaki Otsuki | 1985-05-07 |