Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6568356 | Cooling water flow control system for internal combustion engine | Masaharu Hayakawa, Takashi Horibe, Shigeru Arakawa | 2003-05-27 |
| 4476067 | Device for controlling the operation of a carburetor | Takashi Katou, Masaharu Hayakawa | 1984-10-09 |
| 4341723 | Variable venturi carburetor | — | 1982-07-27 |