Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331120 | Device for controlling evaporative emission from an automobile | Eizi Hiramatu, Hidenori Sato, Shigeru Yoshida | 1982-05-25 |
| 4308840 | Device for preventing evaporative fuel loss | Eizi Hiramatsu, Hidenori Sato | 1982-01-05 |