SD

Shigetoshi Doi

Mazda Motor: 13 patents #210 of 4,755Top 5%
NA Naldec: 3 patents #7 of 31Top 25%
DC Diesel Kiki Co.: 2 patents #108 of 366Top 30%
ZG Zexel Gmbh: 2 patents #110 of 348Top 35%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Overall (All Time): #327,125 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7143595 Supercritical refrigerant cycle system Toshiyuki Ebara, Yoshiaki Kurosawa, Mitsuhiko Ishino, Eiji Fukuda, Yoshihiko Kobayashi +1 more 2006-12-05
5603226 Method and apparatus for controlling vehicle air conditioner Toshikazu Ishikawa, Shinshi Kajimoto, Eiji Ukita, Yoshiaki Nagayama, Hiroshi Asou +2 more 1997-02-18
5433266 Vehicle air-conditioning apparatus Eiji Ukita, Hiroshi Asou, Yasuhiro Enno, Takashi Tsuchida, Toshikazu Ishikawa 1995-07-18
5400963 Method and apparatus for controlling vehicle air conditioner Toshikazu Ishikawa, Shinshi Kajimoto, Eiji Ukita, Yoshiaki Nagayama, Hiroshi Asou +2 more 1995-03-28
5186387 Apparatus for conditioning air in automotive vehicle Tsutomu Fujiki 1993-02-16
5152335 Automobile air conditioning system with cool air bypass passage having manual control mode Tsutomu Fujiki 1992-10-06
5117643 Automobile air-conditioner Yoshihiko Sakurai, Katsumi Iida, Akihiko Takano, Hideo Yamaguchi, Teruaki Yano +1 more 1992-06-02
5074123 Air conditioning control system for automotive vehicles Katsumi Iida, Yoshihiko Sakurai, Akihiko Takano, Taketoshi Matsushita 1991-12-24
5040455 Ventilation device for automobiles Shinshi Kajimoto, Mitsutoshi Kuroiwa 1991-08-20
5033672 Automobile air conditioning system Hiroaki Sakamoto, Hiroyuki Sumihara, Shinshi Kajimoto 1991-07-23
5027611 Air conditioner for use in an automotive vehicle Taketoshi Matsushita 1991-07-02
5016815 Air conditioner control system for vehicles Yoshiaki Nagayama 1991-05-21
4858677 Automobile air-conditioning apparatus with air blower control Yoshiaki Nagayama, Katsumi Iida, Yoshihiko Sakurai 1989-08-22
4827730 Troubleshooting apparatus for automobile air-conditioning system Yoshiaki Anan, Hirofumi Nagaoka, Katsumi Iida, Yoshihiko Sakurai 1989-05-09
4738396 Vehicle air conditioner Yoshiaki Nagayama, Katsumi Iida 1988-04-19