Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308527 | Refrigerant evaporator with condensed water drain structure | Isao Kuroyanagi, Masamichi Makihara | 2001-10-30 |
| 6272881 | Refrigerant evaporator and manufacturing method for the same | Isao Kuroyanagi, Masamichi Makihara, Sadayuki Kamiya | 2001-08-14 |
| 6178292 | Core unit of heat exchanger having electric heater | Mikio Fukuoka, Mitsugu Nakamura, Isao Kuroyanagi, Sadayuki Kamiya, Shinji Naruse +3 more | 2001-01-23 |
| 5778974 | Laminated type heat exchanger having small flow resistance | Yoshiharu Kazikawa, Eiichi Torigoe, Yasukazu Aikawa | 1998-07-14 |
| 5720340 | Laminated type heat exchanger | Yasukazu Aikawa, Yoshiharu Kajikawa | 1998-02-24 |
| 5651268 | Refrigerant evaporator | Yasukazu Aikawa, Yoshiharu Kajikawa | 1997-07-29 |
| 5529652 | Method of manufacturing continuous fiber-reinforced thermoplastic prepregs | Toshihiro Asai, Tatuya Tanaka, Shinji Hashizume | 1996-06-25 |
| 5524455 | Evaporator for cooling units | Etsuo Hasegawa, Yasushi Yamanaka, Yoshiyuki Yamauchi, Masahiro Shimoya, Yoshiharu Kajikawa +5 more | 1996-06-11 |
| 5448899 | Refrigerant evaporator | Yoshiyuki Yamauchi, Masahiro Shimoya, Etuo Hasegawa, Keiichi Yoshii, Keiichi Kitamura +4 more | 1995-09-12 |
| 5390507 | Refrigerant evaporator | Masahiro Shimoya, Shigeo Numazawa, Yoshiyuki Yamauchi, Etuo Hasegawa, Keiichi Yoshii | 1995-02-21 |
| 5222551 | Laminate-type heat exchanger | Euto Hasegawa, Yoshiyuki Yamauchi, Masahiro Shimoya | 1993-06-29 |
| 4936108 | Vapor pressure-adjusting valve and refrigeration system using same | Shinji Ogawa, Yoshiharu Kajikawa, Isao Kuroyanagi, Norimasa Baba | 1990-06-26 |
| 4926932 | Plate type heat exchanger | Yoshiyuki Yamauchi | 1990-05-22 |
| 4870834 | Vapor pressure-adjusting valve and refrigeration system using same | Shinji Ogawa, Yoshiharu Kajikawa, Isao Kuroyanagi, Norimasa Baba | 1989-10-03 |
| 4830101 | Aluminum heat exchanger and method for producing aluminum heat exchanger | Toshio Takahashi, Masayoshi Nishikawa, Tutomu Niwa, Takao Ogino, Ryosuke Sako +1 more | 1989-05-16 |
| 4732311 | Process of producing lightweight and corrosion-resistant heat exchanger | Yoshiharu Hasegawa, Yutaka Murakami | 1988-03-22 |
| 4723601 | Multi-layer type heat exchanger | Kiyomitsu Tsuchiya, Kiyoshi Kittaka, Yasuhiro Sudo, Yoshiyuki Yamauchi, Yoshio Miyata | 1988-02-09 |
| 4696342 | Plate-type heat exchanger | Yoshiyuki Yamauchi, Toshio Takahashi | 1987-09-29 |
| 4570700 | Flat, multi-luminal tube for cross-flow-type indirect heat exchanger, having greater outer wall thickness towards side externally subject to corrosive inlet gas such as wet, salty air | Sigenobu Fukumi, Yoshiyuki Yamauchi | 1986-02-18 |