Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5078115 | Heating device | Takahisa Yamashita, Yasushi Hibino | 1992-01-07 |
| 5056495 | Fuel supply device and heating device | Takahisa Yamashita | 1991-10-15 |
| 4870249 | Electric fuel heating device | Kazuo Sasaki | 1989-09-26 |