Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6584796 | Heat pump cycle having internal heat exchanger | Satoshi Itoh, Yoshitaka Tomatsu, Yasushi Yamanaka, Toshio Hirata | 2003-07-01 |
| 6574977 | Heat pump cycle | Yukikatsu Ozaki, Tadashi Hotta, Yasushi Yamanaka | 2003-06-10 |
| 6543238 | Refrigerant cycle system with expansion energy recovery | Yasushi Yamanaka, Yasutaka Kuroda, Shin Nishida, Yukikatsu Ozaki, Tadashi Hotta +2 more | 2003-04-08 |
| 6505476 | Refrigerant cycle system with super-critical refrigerant pressure | Shin Nishida, Satoshi Itoh, Yasutaka Kuroda, Yoshitaka Tomatsu, Yasushi Yamanaka +1 more | 2003-01-14 |