Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5522235 | Reversible rotary compressor and reversible refrigerating cycle | Fumio Matsuoka, Tomofumi Tezuka, Tetsuya Mochizuki, Yoshihiro Tanabe | 1996-06-04 |
| 4716957 | Duct type multizone air conditioning system | Peter Thompson, Nobuo Otsuka, Hideo Igarashi | 1988-01-05 |
| 4614230 | Heat exchanger | Kiyoshi Sakuma, Tetsuji Okada, Yu Seshimo, Kazuhiro Maruyama, Yuichi Akiyama | 1986-09-30 |
| 4592206 | Room-warming/cooling and hot-water supplying heat-pump apparatus | Michio Otsubo, Keiko Okuma | 1986-06-03 |
| 4557247 | Warm-air heating apparatus | Masanori Hara, Sakuo Sugawara, Hiroshi Kasagi | 1985-12-10 |
| 4499739 | Control device for refrigeration cycle | Fumio Matsuoka, Hitoshi Iijima, Hiroshi Kasagi, Yasuo Nakashima, Kiyoshi Sakuma +1 more | 1985-02-19 |
| 4446704 | Air conditioning apparatus with temperature regulated cooling | Hitoshi Iijima, Fumio Matsuoka, Toshizo Nishizawa | 1984-05-08 |