Inventor
FUKUI YUTAKA
JP78 patents
⚠️ This page may combine multiple inventors who share the name “FUKUI YUTAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
41 patentsUS6574966B2Jun 10, 2003
Gas turbine for power generation
HITACHI LTD32 citations92
US6546713B1Apr 15, 2003
Gas turbine for power generation, and combined power generation system
HITACHI LTD38 citations92
US6358004B1Mar 19, 2002
Steam turbine power-generation plant and steam turbine
HITACHI LTD27 citations92
US6224334B1May 1, 2001
Steam turbine, rotor shaft thereof, and heat resisting steel
HITACHI LTD23 citations92
US6174132B1Jan 16, 2001
Steam-turbine power plant and steam turbine
HITACHI LTD17 citations92
US6129514AOct 10, 2000
Steam turbine power-generation plant and steam turbine
HITACHI LTD23 citations92
US6123504ASep 26, 2000
Steam-turbine power plant and steam turbine
HITACHI LTD19 citations92
US5964091AOct 12, 1999
Gas turbine combustor and gas turbine
HITACHI LTD42 citations92
US5961284AOct 5, 1999
High strength heat resisting cast steel, steam turbine casing, steam turbine power plant and steam turbine
HITACHI LTD24 citations92
US5911842AJun 15, 1999
Heat resisting steel and steam turbine rotor shaft and method of making thereof
HITACHI LTD20 citations92
US5906096AMay 25, 1999
Compressor for turbine and gas turbine
HITACHI LTD17 citations92
US5749228AMay 12, 1998
Steam-turbine power plant and steam turbine
HITACHI LTD33 citations92
US5740668AApr 21, 1998
High efficiency gas turbine
HITACHI LTD45 citations92
US5480283AJan 2, 1996
Gas turbine and gas turbine nozzle
HITACHI LTD37 citations92
US5383768AJan 24, 1995
Steam turbine, rotor shaft thereof, and heat resisting steel
HITACHI LTD30 citations92
US5370497ADec 6, 1994
Gas turbine and gas turbine nozzle
HITACHI LTD40 citations92
US5360318ANov 1, 1994
Compressor for gas turbine and gas turbine
HITACHI LTD26 citations92
US4988266AJan 29, 1991
Gas turbine and shroud for gas turbine
HITACHI LTD30 citations92
US4850187AJul 25, 1989
Gas turbine having components composed of heat resistant steel
HITACHI LTD28 citations92
US4789412ADec 6, 1988
Cobalt-base alloy having high strength and high toughness, production process of the same, and gas turbine nozzle
HITACHI LTD38 citations92
US4437913AMar 20, 1984
Cobalt base alloy
HITACHI LTD39 citations92
US5548174AAug 20, 1996
Steel rotor shafts of electric machines
HITACHI LTD19 citations91
US5536146AJul 16, 1996
Combined generator system
HITACHI LTD15 citations81
US5008072AApr 16, 1991
Heat resistant steel and gas turbine components composed of the same
HITACHI LTD19 citations81
US4642495AFeb 10, 1987
Electric rotary machine having superconducting rotor
HITACHI LTD16 citations81
US6305078B1Oct 23, 2001
Method of making a turbine blade
HITACHI LTD11 citations74
US6092989AJul 25, 2000
Compressor for turbine and gas turbine
HITACHI LTD14 citations74
US5651411AJul 29, 1997
Apparatus for and method of continuous casting
HITACHI LTD10 citations74
US5634510AJun 3, 1997
Integrated manufacturing system
HITACHI LTD9 citations74
US5428953AJul 4, 1995
Combined cycle gas turbine with high temperature alloy, monolithic compressor rotor
HITACHI LTD13 citations74
US6419453B2Jul 16, 2002
Steam turbine rotor shaft
HITACHI LTD11 citations73
US5624235AApr 29, 1997
Steam turbine, rotor shaft thereof, and heat resisting steel
HITACHI LTD9 citations73
US4621499ANov 11, 1986
Gas turbine combustor
HITACHI LTD16 citations73
US4615658AOct 7, 1986
Shroud for gas turbines
HITACHI LTD15 citations73
US4465530AAug 14, 1984
Gas turbine nozzle having superior thermal fatigue resistance
HITACHI LTD10 citations73
US4283234AAug 11, 1981
Gas turbine nozzle
HITACHI LTD11 citations73
US4043945AAug 23, 1977
Method of producing thin layer methanation reaction catalyst
HITACHI LTD11 citations73
US5510080AApr 23, 1996
Oxide dispersion-strengthened alloy and high temperature equipment composed of the alloy
HITACHI LTD14 citations72
US5437742AAug 1, 1995
Steel rotor shafts for electric machines
HITACHI LTD5 citations72
US5288455AFeb 22, 1994
Steel for rotor shafts of electric machines and method and product thereof
HITACHI LTD9 citations72
US4174213ANov 13, 1979
Highly ductile alloys of iron-nickel-chromium-molybdenum system for gas turbine combustor liner and filler metals
HITACHI LTD18 citations72
MITSUBISHI ELECTRIC CORP
6 patentsUS9741797B2Aug 22, 2017
Insulated gate silicon carbide semiconductor device and method for manufacturing same
MITSUBISHI ELECTRIC CORP10 citations84
US10510843B2Dec 17, 2019
Insulated gate silicon carbide semiconductor device and method for manufacturing same
MITSUBISHI ELECTRIC CORP5 citations73
US9825164B2Nov 21, 2017
Silicon carbide semiconductor device and manufacturing method for same
MITSUBISHI ELECTRIC CORP5 citations73
US9425261B2Aug 23, 2016
Silicon-carbide semiconductor device and method for manufacturing the same
MITSUBISHI ELECTRIC CORP5 citations73
US10468487B2Nov 5, 2019
Semiconductor device
MITSUBISHI ELECTRIC CORP2 citations72
US10229969B2Mar 12, 2019
Power semiconductor device
MITSUBISHI ELECTRIC CORP4 citations72
FUJITSU LTD
1 patentTACHI S CO
1 patentTACHIKAWA SPRING CO
1 patentShowing the top 50 of 78 patents by PatentIndex Score.