Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731495 | Electrical insulating oils | — | 1988-03-15 |
| 4693064 | Grass collection bag for lawn mower | — | 1987-09-15 |
| 4584129 | Electric insulating oils | — | 1986-04-22 |
| 4550506 | Measuring machine | — | 1985-11-05 |
| 4501678 | Lubricants for improving fatigue life | Masahiko Takesue | 1985-02-26 |
| 4497721 | Refrigerator oil composition | — | 1985-02-05 |