P

Inventor

SHIGA MASAO

JP16 patents

Patents

16 patents
US6575700B2Jun 10, 2003

Steam turbine blade, and steam turbine and steam turbine power plant using the same

HITACHI LTD50 citations96
US6574966B2Jun 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
US6398504B1Jun 4, 2002

Steam turbine blade, and steam turbine and steam turbine power plant using the same

HITACHI LTD17 citations92
US6358004B1Mar 19, 2002

Steam turbine power-generation plant and steam turbine

HITACHI LTD27 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
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
US5749228AMay 12, 1998

Steam-turbine power plant and steam turbine

HITACHI LTD33 citations92
US4566810AJan 28, 1986

Steam turbine rotor shaft

HITACHI LTD33 citations92
US4426162AJan 17, 1984

Rotor shaft

HITACHI LTD22 citations81
US6305078B1Oct 23, 2001

Method of making a turbine blade

HITACHI LTD11 citations74
US4477280AOct 16, 1984

Heat resisting steel

HITACHI LTD17 citations73
US4581067AApr 8, 1986

High-strength austenitic steel

HITACHI LTD6 citations60