Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10767538 | Energy conversion device | Takuya Fuse, Motohiko Ueda, Yasumasa Hagiwara, Yuichi Ohno, Koichi Yanagisawa | 2020-09-08 |
| 10731770 | Electric flow control valve and actuator | Yasuhiro Kawase, Mikio Matsuda, Tetsuya Itou, Sadahisa Onimaru, Hiroki Ishii | 2020-08-04 |
| 10481008 | Radiant heat sensor | Keita Saitou, Atusi Sakaida, Toshikazu Harada, Hirohito Matsui | 2019-11-19 |
| 10458825 | Thermal flow-rate sensor | Hirohito Matsui, Toshikazu Harada | 2019-10-29 |
| 8104308 | Refrigerant cycle device with ejector | Makoto Ikegami, Etsuhisa Yamada, Haruyuki Nishijima, Hiroshi Oshitani | 2012-01-31 |
| 7334427 | Ejector with tapered nozzle and tapered needle | Tadashi Hotta, Hirotsugu Takeuchi | 2008-02-26 |
| 7178358 | Vapor-compression refrigerant cycle system with refrigeration cycle and Rankine cycle | Atsushi Inaba, Yasushi Yamanaka, Shigeki Iwanami, Koichi Ban, Shigeru Hisanaga +2 more | 2007-02-20 |
| 6910343 | Vapor-compression refrigerant cycle with ejector | Hirotsugu Takeuchi | 2005-06-28 |
| 6776029 | Oil content measuring device and refrigeration system using the same | Tadashi Hotta, Toshio Hirata | 2004-08-17 |
| 6604379 | Ejector for ejector cycle system | Tadashi Hotta, Hiroshi Ishikawa, Hirotsugu Takeuchi | 2003-08-12 |
| 6574977 | Heat pump cycle | Tadashi Hotta, Motohiro Yamaguchi, Yasushi Yamanaka | 2003-06-10 |
| 6543238 | Refrigerant cycle system with expansion energy recovery | Yasushi Yamanaka, Yasutaka Kuroda, Shin Nishida, Motohiro Yamaguchi, Tadashi Hotta +2 more | 2003-04-08 |
| 6505476 | Refrigerant cycle system with super-critical refrigerant pressure | Shin Nishida, Motohiro Yamaguchi, Satoshi Itoh, Yasutaka Kuroda, Yoshitaka Tomatsu +1 more | 2003-01-14 |
| 6321564 | Refrigerant cycle system with expansion energy recovery | Yasushi Yamanaka, Yasutaka Kuroda, Shin Nishida, Motohiro Yamaguchi, Tadashi Hotta +2 more | 2001-11-27 |
| 6230506 | Heat pump cycle system | Shin Nishida, Naruhide Kimura, Tadashi Hotta, Motohiro Yamaguchi | 2001-05-15 |
| 6092379 | Supercritical refrigerating circuit | Shin Nishida, Naruhide Kimura | 2000-07-25 |
| 6044655 | Vapor compression type refrigerating system | Yuichi Sakajo, Hisayoshi Sakakibara, Kazuhide Uchida | 2000-04-04 |
| 6012300 | Pressure control valve for refrigerating system | Yoshitaka Tomatsu, Teruyuki Hotta, Hisayoshi Sakakibara | 2000-01-11 |
| 5890370 | Refrigerating system with pressure control valve | Hisayoshi Sakakibara, Shin Nishida, Sadahisa Onimaru, Yuichi Sakajo | 1999-04-06 |
| 5778691 | Gas injection type heat pump apparatus | Takahisa Suzuki, Yuuji Takeo | 1998-07-14 |
| 5752391 | Refrigerating system | Masaru Tsunokawa, Takahisa Suzuki, Toshihiro Nagata, Mitsuo Inagaki, Sadahisa Onimaru | 1998-05-19 |
| 5701752 | Vehicular air temperature control system having excellent windshield defogging characteristics | Masaru Tsunokawa, Sadahisa Onimaru, Takahisa Suzuki | 1997-12-30 |
| 5692394 | Gas-liquid separator for a heat pump type air conditioning system using a gas-injection cycle | Masaru Tsunokawa | 1997-12-02 |