Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10527329 | Ejector-type refrigeration cycle device | Hiroshi Oshitani, Kenichi Fujiwara, Haruyuki Nishijima, Etsuhisa Yamada, Youhei Nagano | 2020-01-07 |
| 7870758 | Ejector cycle | Haruyuki Nishijima, Hisatsugu Matsunaga, Hirotsugu Takeuchi | 2011-01-18 |
| 6925835 | Ejector cycle | Haruyuki Nishijima, Hisatsugu Matsunaga, Hirotsugu Takeuchi, Takeharu Asaoka | 2005-08-09 |
| 6918266 | Ejector for vapor-compression refrigerant cycle | Makoto Ikegami, Haruyuki Nishijima, Yukio Ogawa, Hisatsugu Matsunaga, Takeharu Asaoka +1 more | 2005-07-19 |