Inventor
TOMATSU YOSHITAKA
JP27 patents
⚠️ This page may combine multiple inventors who share the name “TOMATSU YOSHITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENSO CORP
21 patentsUS7520320B2Apr 21, 2009
Automotive air conditioning system
DENSO CORP27 citations92
US6782713B2Aug 31, 2004
Refrigerant cycle with ejector having throttle changeable nozzle
DENSO CORP23 citations92
US6725679B2Apr 27, 2004
Vehicle air conditioner with defrosting operation of exterior heat exchanger
DENSO CORP31 citations92
US6584796B2Jul 1, 2003
Heat pump cycle having internal heat exchanger
DENSO CORP41 citations92
US6505476B1Jan 14, 2003
Refrigerant cycle system with super-critical refrigerant pressure
DENSO CORP54 citations92
US6012300AJan 11, 2000
Pressure control valve for refrigerating system
DENSO CORP22 citations92
US5732570AMar 31, 1998
Thermal expansion valve and air conditioning apparatus using the same
DENSO CORP27 citations92
US7694528B2Apr 13, 2010
Heat exchanging apparatus
DENSO CORP15 citations84
US7434849B2Oct 14, 2008
Pipe joint for refrigeration cycle
DENSO CORP9 citations84
US7062929B2Jun 20, 2006
Vehicle air conditioner with vapor-compression refrigerant cycle and method of operating the same
DENSO CORP11 citations84
US7040117B2May 9, 2006
Gas-liquid separator and ejector refrigerant cycle using the same
DENSO CORP12 citations84
US6837069B2Jan 4, 2005
Refrigerant cycle with ejector
DENSO CORP12 citations84
US6370898B2Apr 16, 2002
Automotive climate control system
DENSO CORP16 citations84
US6715540B2Apr 6, 2004
Air-conditioning apparatus for vehicle
DENSO CORP19 citations83
US6189326B1Feb 20, 2001
Pressure control valve
DENSO CORP18 citations82
US7165948B2Jan 23, 2007
Ejector
DENSO CORP7 citations74
US6857280B1Feb 22, 2005
Air conditioner
DENSO CORP11 citations74
US7739881B2Jun 22, 2010
Refrigeration cycle
DENSO CORP5 citations62
US6484523B2Nov 26, 2002
Vehicle air conditioner with refrigerant flow-amount control of compressor
DENSO CORP5 citations62
US6994114B2Feb 7, 2006
Pressure control valve
DENSO CORP3 citations61
US6880362B2Apr 19, 2005
Refrigerating cycle apparatus
DENSO CORP3 citations61
NIPPON DENSO CO
5 patentsUS5038569AAug 13, 1991
Thermoelectric converter
NIPPON DENSO CO141 citations98
US5279128AJan 18, 1994
Dehumidifying apparatus with electronic refrigeration unit
NIPPON DENSO CO81 citations95
US5254178AOct 19, 1993
Thermoelectric transducer apparatus comprising N- and P-type semiconductors and having electronic control capabilities
NIPPON DENSO CO94 citations95
US5642858AJul 1, 1997
Thermal expansion valve
NIPPON DENSO CO25 citations93
US5551480ASep 3, 1996
Valve driving system
NIPPON DENSO CO22 citations90