TO

Toshio Ohara

NC Nippondenso Co.: 14 patents #87 of 3,479Top 3%
DE Denso: 4 patents #3,129 of 11,792Top 30%
FC Furukawa Aluminum Co.: 1 patents #19 of 68Top 30%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
NC Nihon Parkerizing Co.: 1 patents #112 of 330Top 35%
Overall (All Time): #242,392 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
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