Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4909311 | Engine cooler | Ryuji Nakamura, Hideki Nakayoshi, Masato Itakura, Atsushi Satomoto, Nobuyoshi Kozawa | 1990-03-20 |
| 4539943 | Engine cooling system | Yasuhiro Kawabata | 1985-09-10 |
| 4505641 | Cooling fan for internal combustion engine | Masaharu Hayashi, Takanobu Hori | 1985-03-19 |
| 4396351 | Engine cooling fan | Masaharu Hayashi, Takanobu Hori | 1983-08-02 |
| 4334824 | Flexible fan device | Masaharu Hayashi | 1982-06-15 |