Inventor
FUKUSHIMA TOSHIHIKO
JP39 patents
⚠️ This page may combine multiple inventors who share the name “FUKUSHIMA TOSHIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
25 patentsUS5803165ASep 8, 1998
Heat exchanger
HITACHI LTD72 citations95
US5744880AApr 28, 1998
Rotating motor and motor-driven vehicle
HITACHI LTD122 citations95
US6253567B1Jul 3, 2001
Ice thermal storage type air conditioner and ice thermal storage tank
HITACHI LTD69 citations94
US5101640AApr 7, 1992
Air conditioning apparatus, heat exchanger for use in the apparatus and apparatus control method
HITACHI LTD99 citations94
US4653288AMar 31, 1987
Apparatus for measuring refrigerant flow rate in refrigeration cycle
HITACHI LTD58 citations94
US4617804AOct 21, 1986
Refrigerant flow control device
HITACHI LTD105 citations94
US6584793B2Jul 1, 2003
Cogeneration system
HITACHI LTD22 citations93
US4425765AJan 17, 1984
Air conditioner for automobiles
HITACHI LTD34 citations92
US6018963AFeb 1, 2000
Refrigeration cycle
HITACHI LTD50 citations91
US5542271AAug 6, 1996
Air-conditioner employing non-azeotrope refrigerant
HITACHI LTD29 citations89
US7966840B2Jun 28, 2011
Heat pump system and heat pump operation method
HITACHI LTD7 citations84
US7861548B2Jan 4, 2011
Heat pump system and heat pump operation method
HITACHI LTD8 citations84
US7409832B2Aug 12, 2008
Gas turbine power generator plant with mutually independent cooling air channels from intake to exhaust
HITACHI LTD11 citations84
US6748757B2Jun 15, 2004
Air conditioner for automobile
HITACHI LTD13 citations84
US7908861B2Mar 22, 2011
Heat energy supply system and method, and reconstruction method of the system
HITACHI LTD7 citations82
US7669418B2Mar 2, 2010
Heat energy supply system and method, and reconstruction method of the system
HITACHI LTD13 citations82
US4326391AApr 27, 1982
Rankine-cycle-engine-driven cooling-and-heating system
HITACHI LTD12 citations74
US5186241AFeb 16, 1993
Chemical heat pump
HITACHI LTD9 citations73
US5085271AFeb 4, 1992
Heat accumulation system and method of operating the same
HITACHI LTD15 citations73
US4314454AFeb 9, 1982
Method of operating refrigerating machine
HITACHI LTD11 citations73
US4292811AOct 6, 1981
Operating method for refrigerating machine
HITACHI LTD12 citations73
US4175416ANov 27, 1979
Apparatus for manufacturing heat transfer tubes
HITACHI LTD12 citations73
US6101837AAug 15, 2000
Ice thermal storage type air-conditioner and ice thermal storage tank
HITACHI LTD9 citations72
US4618092AOct 21, 1986
Refrigerant flow rate control device
HITACHI LTD13 citations70
US7958717B2Jun 14, 2011
Gas turbine power generator plant and silencer for the same
HITACHI LTD5 citations63
SHARP KK
11 patentsUS6380603B1Apr 30, 2002
Photosensitive device with internal circuitry that includes on the same substrate
SHARP KK42 citations92
US6489614B1Dec 3, 2002
Thermal-type infrared radiation detector cell and image capture device incorporating the same
SHARP KK26 citations91
US6846694B2Jan 25, 2005
Semiconductor device with built-in light receiving element, production method thereof, and optical pickup incorporating the same
SHARP KK22 citations89
US7995189B2Aug 9, 2011
Optical distance measuring sensor and electronic device
SHARP KK16 citations84
US7485924B2Feb 3, 2009
Lateral double-diffused field effect transistor and integrated circuit having same
SHARP KK13 citations84
US6580095B2Jun 17, 2003
Circuit-containing photodetector, method of manufacturing the same, and optical device using circuit-containing photodetector
SHARP KK14 citations84
US6949809B2Sep 27, 2005
Light receiving element, light detector with built-in circuitry and optical pickup
SHARP KK14 citations83
US6448614B2Sep 10, 2002
Circuit-incorporating photosensitive device
SHARP KK16 citations83
US6492702B2Dec 10, 2002
Circuit-incorporating light receiving device
SHARP KK9 citations73
US6404029B1Jun 11, 2002
Light sensitive element and light sensitive element having internal circuitry
SHARP KK11 citations73
US7245243B2Jul 17, 2007
Lateral double-diffused MOS transistor and manufacturing method therefor
SHARP KK5 citations63