Inventor
HISAJIMA DAISUKE
JP12 patents
Patents
12 patentsUS5156203AOct 20, 1992
Air conditioning system
HITACHI LTD116 citations95
US5577555ANov 26, 1996
Heat exchanger
HITACHI LTD81 citations94
US5289868AMar 1, 1994
Absorption chiller heater and unit-type air conditioning system
HITACHI LTD22 citations92
US5282369AFeb 1, 1994
Multiple type absorption air conditioning system
HITACHI LTD29 citations92
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
US5048308ASep 17, 1991
Absorption refrigerator
HITACHI LTD4 citations59
US10554065B2Feb 4, 2020
Battery control apparatus
HITACHI LTD0 citations39