Kei KOBAYASHI

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Kitaibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Seals in steam turbine
- Patent number 8,500,397
- Issue date Aug 6, 2013
- Hitachi, Ltd.
- Kenjiro Narita
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Seals in steam turbine
- Patent number 8,128,351
- Issue date Mar 6, 2012
- Hitachi, Ltd.
- Kenjiro Narita
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Gas turbine nozzle, power generation gas turbine, co-base alloy and...
- Patent number 6,077,615
- Issue date Jun 20, 2000
- Hitachi, Ltd.
- Masami Yada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rotor shaft and manufacturing method thereof
- Patent number 4,497,670
- Issue date Feb 5, 1985
- Hitachi, Ltd.
- Masao Siga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rotor shaft
- Patent number 4,426,162
- Issue date Jan 17, 1984
- Hitachi, Ltd.
- Keiichi Tsuchiya
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
SEALS IN STEAM TURBINE
- Publication number 20120148389
- Publication date Jun 14, 2012
- Hitachi, Ltd
- Kenjiro NARITA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Seal Structure and Control Method Therefor
- Publication number 20100278645
- Publication date Nov 4, 2010
- Hitachi, Ltd
- Kenjiro NARITA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
SEALS IN STEAM TURBINE
- Publication number 20090142187
- Publication date Jun 4, 2009
- Kenjiro NARITA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES