YT

Yoshitaka Tomatsu

DE Denso: 22 patents #341 of 11,792Top 3%
NC Nippondenso Co.: 5 patents #465 of 3,479Top 15%
FU Fujikoki: 2 patents #57 of 156Top 40%
NS Nippon Soken: 2 patents #546 of 1,540Top 40%
PC Pacific Industrial Co.: 1 patents #64 of 133Top 50%
Overall (All Time): #147,644 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 25 most recent of 27 patents

Patent #TitleCo-InventorsDate
7739881 Refrigeration cycle Ken Matsunaga 2010-06-22
7694528 Heat exchanging apparatus Shin Nishida, Masaaki Kawakubo 2010-04-13
7520320 Automotive air conditioning system Satoshi Itoh, Yasutaka Kuroda 2009-04-21
7434849 Pipe joint for refrigeration cycle Masayuki Takeuchi 2008-10-14
7341210 Nozzle cap for sealing nozzle particularly used to charge with high pressurized fluid Masahiko Yamamoto, Hajime Mukawa 2008-03-11
7165948 Ejector Hirotsugu Takeuchi, Masayuki Takeuchi 2007-01-23
7062929 Vehicle air conditioner with vapor-compression refrigerant cycle and method of operating the same Shin Nishida 2006-06-20
7040117 Gas-liquid separator and ejector refrigerant cycle using the same Shin Nishida, Keiichi Kitamura 2006-05-09
6994114 Pressure control valve Sadatake Ise, Masaki Tomaru, Hiroshi Kainuma, Masayuki Takeuchi 2006-02-07
6880362 Refrigerating cycle apparatus Gum Bae Choi, Masayuki Takeuchi 2005-04-19
6857280 Air conditioner Yasushi Yamanaka 2005-02-22
6837069 Refrigerant cycle with ejector Masayuki Takeuchi 2005-01-04
6782713 Refrigerant cycle with ejector having throttle changeable nozzle Masayuki Takeuchi, Yasushi Yamanaka 2004-08-31
6725679 Vehicle air conditioner with defrosting operation of exterior heat exchanger Satoshi Itoh, Motohiro Yamaguchi, Toshio Hirata, Yasushi Yamanaka, Keita Honda +1 more 2004-04-27
6715540 Air-conditioning apparatus for vehicle Ryo Kobayashi, Yasushi Yamanaka, Satoshi Itoh, Motohiro Yamaguchi, Satoshi Izawa +2 more 2004-04-06
6584796 Heat pump cycle having internal heat exchanger Satoshi Itoh, Motohiro Yamaguchi, Yasushi Yamanaka, Toshio Hirata 2003-07-01
6505476 Refrigerant cycle system with super-critical refrigerant pressure Shin Nishida, Motohiro Yamaguchi, Satoshi Itoh, Yasutaka Kuroda, Yasushi Yamanaka +1 more 2003-01-14
6484523 Vehicle air conditioner with refrigerant flow-amount control of compressor Yasutaka Kuroda, Ryo Kobayashi, Masafumi Nakashima, Toshio Hirata 2002-11-26
6370898 Automotive climate control system Motohiro Yamaguchi, Satoshi Itoh, Yasutaka Kuroda, Yasushi Yamanaka 2002-04-16
6189326 Pressure control valve Sadatake Ise 2001-02-20
6012300 Pressure control valve for refrigerating system Teruyuki Hotta, Hisayoshi Sakakibara, Yukikatsu Ozaki 2000-01-11
5732570 Thermal expansion valve and air conditioning apparatus using the same Yasutaka Kuroda, Nobuharu Kakehashi, Hiroshi Kishita, Yasushi Yamanaka, Kenichi Fujiwara 1998-03-31
5642858 Thermal expansion valve Nobuharu Kakehashi, Hiroshi Kishita, Yasushi Yamanaka, Kenichi Fujiwara 1997-07-01
5551480 Valve driving system Takehito Mizutani 1996-09-03
5279128 Dehumidifying apparatus with electronic refrigeration unit Kenji Yamada, Tatsuya Oike, Kazutoshi Nishizawa, Satoshi Itou 1994-01-18