Inventor
AIZAWA MICHIHIKO
JP23 patents
Patents
23 patentsUS5463880ANov 7, 1995
Absorption refrigerator
HITACHI LTD23 citations92
US5282369AFeb 1, 1994
Multiple type absorption air conditioning system
HITACHI LTD29 citations92
US4912934AApr 3, 1990
Hermetically closed circulation type, vapor absorption refrigerator
HITACHI LTD26 citations92
US6122930ASep 26, 2000
Absorption refrigerating machine
HITACHI LTD16 citations91
US4551991ANov 12, 1985
Multi-effect absorption refrigerating machine
HITACHI LTD33 citations88
US6233968B1May 22, 2001
Absorption refrigerating machine
HITACHI LTD15 citations82
US7165418B2Jan 23, 2007
Absorption refrigerator and production method thereof
HITACHI LTD6 citations73
US6813901B2Nov 9, 2004
Absorption refrigerator and production method thereof
HITACHI LTD5 citations73
US6279342B1Aug 28, 2001
Absorption refrigerator and production method thereof
HITACHI LTD5 citations73
US5964103AOct 12, 1999
Absorption refrigerator and production method thereof
HITACHI LTD8 citations73
US5806337ASep 15, 1998
Absorption refrigerator and production method thereof
HITACHI LTD14 citations73
US5517830AMay 21, 1996
Multiple type absorption air conditioning system
HITACHI LTD13 citations73
US5447042ASep 5, 1995
Multiple type absorption air conditioning system
HITACHI LTD8 citations73
US5275010AJan 4, 1994
Control method and apparatus of absorption chiller heater
HITACHI LTD15 citations73
US5259202ANov 9, 1993
Absorption air-conditioning system
HITACHI LTD15 citations73
US5218844AJun 15, 1993
Absorption heat pump apparatus with indoor and outdoor heat exchangers
HITACHI LTD12 citations73
US5205137AApr 27, 1993
Absorption air conditioner
HITACHI LTD17 citations73
US4857222AAug 15, 1989
Absorption type refrigerator and absorbing solution therefor
HITACHI LTD12 citations73
US4078399AMar 14, 1978
Absorption type refrigerator
HITACHI LTD16 citations73
US5205352AApr 27, 1993
Heat exchanger for condensing vapor into liquid phase, power generating plant using the heat exchanger and absorption refrigerator using the heat exchanger
HITACHI LTD12 citations72
US5435154AJul 25, 1995
High temperature regenerator of an absorption type hot and cold water generator and absorption type hot and cold water generator
HITACHI LTD16 citations69
US4941329AJul 17, 1990
Double effect air-cooled absorption refrigerating machine
HITACHI LTD7 citations69
US5048308ASep 17, 1991
Absorption refrigerator
HITACHI LTD4 citations59