Issued Patents All Time
Showing 76–84 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370811 | Working fluid containing tetrafluoroethane | Yuji Yoshida, Masami Funakura | 1994-12-06 |
| 5304319 | Working fluid | Yuji Yoshida, Masami Funakura | 1994-04-19 |
| 5299428 | Environmental control system and method | Mariko Kawaguri, Nobuyuki Yoshiike, Susumu Kobayashi, Katsuya Morinaka | 1994-04-05 |
| 5154067 | Portable cooler using chemical reaction | Takeshi Tomizawa | 1992-10-13 |
| 5088302 | Portable cooler using chemical reaction | Takeshi Tomizawa | 1992-02-18 |
| 5059338 | Working fluid | Yuji Yoshida, Takeshi Tomizawa | 1991-10-22 |
| 5012651 | Heat pump apparatus | Kazuo Nakatani, Mitsuhiro Ikoma, Yuji Yoshida, Takeshi Tomizawa, Minoru Tagashira | 1991-05-07 |
| 4840042 | Heat pump system | Mitsuhiro Ikoma, Kazuo Nakatani, Yuji Yoshida, Takeshi Tomizawa | 1989-06-20 |
| 4214925 | Method for fabricating brazed aluminum fin heat exchangers | Masahiro Chiji, Takayoshi Asami, Yasuhumi Karaki, Toshihiko Endo | 1980-07-29 |