Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6474406 | Heater/cooler unit of automotive air conditioning system | Masahiro Sano, Hiroaki Sasaki, Yukio Nakazawa | 2002-11-05 |
| 5715705 | Evaporator/expansion valve unit for use in automative air conditioning system | Toshisada Kujirai, Masahiro Sano, Hiroaki Sasaki, Yukio Nakazawa | 1998-02-10 |
| 5137213 | Heater unit for the automobile air conditioner | Akihiko Yamamoto, Eiji Takahashi, Hitoshi Akasaka | 1992-08-11 |
| 5113748 | Defroster construction for automotive air conditioner | — | 1992-05-19 |
| 4951476 | Mode switching arrangement for automotive air conditioner | Akihiko Yamamoto, Eiji Takahashi, Fumio Hagi | 1990-08-28 |