Inventor
UTAMURA MOTOAKI
JP39 patents
⚠️ This page may combine multiple inventors who share the name “UTAMURA MOTOAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
38 patentsUS6598402B2Jul 29, 2003
Exhaust gas recirculation type combined plant
HITACHI LTD170 citations99
US6363709B2Apr 2, 2002
Exhaust gas recirculation type combined plant
HITACHI LTD107 citations99
US6260350B1Jul 17, 2001
Gas turbine
HITACHI LTD117 citations99
US6256976B1Jul 10, 2001
Exhaust gas recirculation type combined plant
HITACHI LTD148 citations99
US6216443B1Apr 17, 2001
Gas turbine, combined cycle plant and compressor
HITACHI LTD93 citations99
US6202400B1Mar 20, 2001
Gas turbine exhaust recirculation method and apparatus
HITACHI LTD175 citations98
US5794431AAug 18, 1998
Exhaust recirculation type combined plant
HITACHI LTD130 citations98
US7441399B2Oct 28, 2008
Gas turbine, combined cycle plant and compressor
HITACHI LTD47 citations96
US7040083B2May 9, 2006
Gas turbine having water injection unit
HITACHI LTD59 citations96
US6609360B2Aug 26, 2003
Gas turbine, combined cycle plant and compressor
HITACHI LTD36 citations96
US6598401B1Jul 29, 2003
Gas turbine combined cycle plant and compressor
HITACHI LTD29 citations96
US6581368B2Jun 24, 2003
Gas turbine, combined cycle plant and compressor
HITACHI LTD36 citations96
US6530210B2Mar 11, 2003
Gas turbine
HITACHI LTD32 citations96
US6378284B1Apr 30, 2002
Gas turbine, combined cycle plant and compressor
HITACHI LTD54 citations96
US6357236B1Mar 19, 2002
Gas turbine, combined cycle plant and compressor
HITACHI LTD28 citations96
US6286301B1Sep 11, 2001
Gas turbine, combined cycle plant and compressor
HITACHI LTD32 citations96
US5270551ADec 14, 1993
Method of and apparatus for protecting electronic circuit against radiation
HITACHI LTD63 citations96
US5675188AOct 7, 1997
Adjustable speed gas turbine power generation apparatus and its operation method independent of ambient temperature
HITACHI LTD18 citations93
US5608845AMar 4, 1997
Method for diagnosing a remaining lifetime, apparatus for diagnosing a remaining lifetime, method for displaying remaining lifetime data, display apparatus and expert system
HITACHI LTD116 citations93
USRE39092EMay 9, 2006
Gas turbine with water injection
HITACHI LTD26 citations92
US6779332B2Aug 24, 2004
Gas turbine
HITACHI LTD18 citations92
US6711888B2Mar 30, 2004
Gas turbine
HITACHI LTD23 citations92
US6705074B2Mar 16, 2004
Gas turbine with water injection
HITACHI LTD15 citations92
US6568167B2May 27, 2003
Gas turbine having water droplet injector
HITACHI LTD15 citations92
US6568168B2May 27, 2003
Gas turbine having water spray injection control
HITACHI LTD16 citations92
US6173562B1Jan 16, 2001
Exhaust recirculation type combined plant
HITACHI LTD26 citations92
US5791136AAug 11, 1998
Combined-cycle power generation plant, including a gas turbine, an annual exhaust gas channel having swirl suppression vanes, and a heat recovery boiler
HITACHI LTD42 citations92
US5626019AMay 6, 1997
Gas turbine intake air cooling apparatus
HITACHI LTD50 citations92
USRE38831EOct 18, 2005
Gas turbine having water spray injection control
HITACHI LTD18 citations84
US5758502AJun 2, 1998
Gas turbine intake air cooling system and operating method thereof
HITACHI LTD44 citations84
US4147587AApr 3, 1979
Method for detecting the failure of nuclear fuel elements
HITACHI LTD21 citations82
US7404287B2Jul 29, 2008
Gas turbine, combined cycle plant and compressor
HITACHI LTD7 citations74
US6163078ADec 19, 2000
Adjustable speed gas turbine power generation apparatus and its operation method
HITACHI LTD12 citations74
US4734249AMar 29, 1988
Nuclear reactor start-up method
HITACHI LTD20 citations71
US4663116AMay 5, 1987
Nuclear reactor
HITACHI LTD8 citations71
US5084235AJan 28, 1992
Direct cycle-type atomic power plant with means for suppressing transfer from a liquid phase to a vapor phase of radioactive nitrogen oxides
HITACHI LTD12 citations70
US5015436AMay 14, 1991
Water-cooled direct cycle nuclear power plant
HITACHI LTD18 citations70
US5132075AJul 21, 1992
Method and apparatus for water chemistry diagnosis of atomic power plant
HITACHI LTD6 citations63