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Kazuharu Hirokawa
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Blade ring assembly, gas turbine, and method for refurbishing gas t...
Patent number
12,134,975
Issue date
Nov 5, 2024
Mitsubishi Heavy Industries, Ltd.
Hiroaki Kobayashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Axial-flow fluid machine, and variable vane drive device thereof
Patent number
9,284,851
Issue date
Mar 15, 2016
Mitsubishi Heavy Industries, Ltd.
Yoshimasa Takaoka
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Sealing device and gas turbine having the same
Patent number
9,206,705
Issue date
Dec 8, 2015
Mitsubishi Hitachi Power Systems, Ltd.
Shinya Hashimoto
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Rotor structure
Patent number
8,899,934
Issue date
Dec 2, 2014
Mitsubishi Heavy Industries, Ltd.
Tomoyuki Hirata
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Structure for mounting between rotation shaft and lever, method for...
Patent number
8,834,103
Issue date
Sep 16, 2014
Mitsubishi Heavy Industries, Ltd.
Kazuharu Hirokawa
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Bolt and manufacturing method of bolt
Patent number
8,607,604
Issue date
Dec 17, 2013
Mitsubishi Heavy Industries
Norikazu Tezuka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Journal bearing
Patent number
8,123,409
Issue date
Feb 28, 2012
Mitsubishi Heavy Industries, Ltd.
Yuichiro Waki
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Gas turbine and turbine rotor for a gas turbine
Patent number
7,114,915
Issue date
Oct 3, 2006
Mitsubishi Heavy Industries, Ltd.
Kazuo Uematsu
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Sealing structure of spindle bolt, and gas turbine
Patent number
6,991,429
Issue date
Jan 31, 2006
Mitsubishi Heavy Industries, Ltd.
Kazuo Uematsu
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Shaft structure and bearing structure for tail end of rotor of gas...
Patent number
6,688,847
Issue date
Feb 10, 2004
Mitsubishi Heavy Industries, Ltd.
Takeaki Oya
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Gas turbine steam passage seal structure between blade ring and sta...
Patent number
6,565,311
Issue date
May 20, 2003
Mitsubishi Heavy Industries, Ltd.
Takeaki Oya
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Arrangement for sealing a steam-cooled gas turbine
Patent number
6,524,061
Issue date
Feb 25, 2003
Mitsubishi Heavy Industries, Ltd.
Kazuharu Hirokawa
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Combined cycle power plant and cooling steam supply method for gas...
Patent number
6,438,939
Issue date
Aug 27, 2002
Mitsubishi Heavy Industries, Ltd.
Kazuo Uematsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Recovery type steam cooled gas turbine
Patent number
6,367,242
Issue date
Apr 9, 2002
Mitsubishi Heavy Industries, Ltd.
Kazuo Uematsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Steam-cooling type gas turbine
Patent number
6,224,327
Issue date
May 1, 2001
Mitsubishi Heavy Idustries, Ltd.
Sunao Aoki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Combined cycle power generating plant and method of supplying cooli...
Patent number
6,205,762
Issue date
Mar 27, 2001
Mitsubishi Heavy Industries, Ltd.
Kazuo Uematsu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
High differential pressure type end rotor seal
Patent number
6,189,892
Issue date
Feb 20, 2001
Mitsubishi Heavy Industries, Ltd.
Kazuo Uematsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Gas turbine seal apparatus
Patent number
6,189,891
Issue date
Feb 20, 2001
Mitsubishi Heavy Industries, Ltd.
Yasuoki Tomita
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Combined cycle power plant with steam cooled gas turbine
Patent number
6,116,017
Issue date
Sep 12, 2000
Mitsubishi Heavy Industries, Ltd.
Hidetaka Mori
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Seal device between fastening bolt and bolthole in gas turbine disc
Patent number
6,095,751
Issue date
Aug 1, 2000
Mitsubishi Heavy Industries, Ltd.
Kazuharu Hirokawa
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Steam cooled gas turbine system
Patent number
6,089,012
Issue date
Jul 18, 2000
Mitsubishi Heavy Industries, Inc.
Hideaki Sugishita
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Cooling medium path in gas turbine moving blade
Patent number
6,000,909
Issue date
Dec 14, 1999
Mitsubishi Heavy Industries, Ltd.
Kazuharu Hirokawa
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Gas turbine moving blade steam cooling system
Patent number
5,971,707
Issue date
Oct 26, 1999
Mitsubishi Heavy Industries, Ltd.
Kazuo Uematsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
BLADE RING ASSEMBLY, GAS TURBINE, AND METHOD FOR REFURBISHING GAS T...
Publication number
20240309770
Publication date
Sep 19, 2024
Mitsubishi Heavy Industries, Ltd.
Hiroaki KOBAYASHI
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
BLADE RING ASSEMBLY, GAS TURBINE, AND METHOD FOR REFURBISHING GAS T...
Publication number
20240183277
Publication date
Jun 6, 2024
Mitsubishi Heavy Industries, Ltd.
Hiroaki KOBAYASHI
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
GAS TURBINE DISK MATERIAL AND HEAT TREATMENT METHOD THEREFOR
Publication number
20200165709
Publication date
May 28, 2020
MITSUBISHI HITACHI POWER SYSTEMS, LTD.
Hiroki TANAKA
C21 - METALLURGY OF IRON
Information
Patent Application
SEALING DEVICE AND GAS TURBINE HAVING THE SAME
Publication number
20130236305
Publication date
Sep 12, 2013
Mitsubishi Heavy Industries, Ltd.
Shinya Hashimoto
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
GAS TURBINE START/STOP APPARATUS
Publication number
20130213002
Publication date
Aug 22, 2013
Mitsubishi Heavy Industries, Ltd.
Shin Asano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
AXIAL-FLOW FLUID MACHINE, AND VARIABLE VANE DRIVE DEVICE THEREOF
Publication number
20130216360
Publication date
Aug 22, 2013
Mitsubishi Heavy Industries, Ltd.
Yoshimasa Takaoka
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
ROTOR STRUCTURE
Publication number
20120251329
Publication date
Oct 4, 2012
Mitsubishi Heavy Industries, Ltd.
Tomoyuki Hirata
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
BOLT AND MANUFACTURING METHOD OF BOLT
Publication number
20110268533
Publication date
Nov 3, 2011
Norikazu Tezuka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
STRUCTURE FOR MOUNTING BETWEEN ROTATION SHAFT AND LEVER, METHOD FOR...
Publication number
20110211941
Publication date
Sep 1, 2011
MITSUBISHI HEAVY INDUSTRIES, LTD.
Kazuharu Hirokawa
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
JOURNAL BEARING
Publication number
20100220944
Publication date
Sep 2, 2010
Yuichiro Waki
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Bolt and Manufacturing Method of Bolt
Publication number
20090003968
Publication date
Jan 1, 2009
Norikazu Tezuka
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Sealing structure of spindle bolt, and gas turbine
Publication number
20070234703
Publication date
Oct 11, 2007
MITSUBISHI HEAVY INDUSTRIES LTD.
Kazuo Uematsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Sealing structure of spindle bolt, and gas turbine
Publication number
20040007830
Publication date
Jan 15, 2004
Kazuo Uematsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Gas turbine and turbine rotor for a gas turbine
Publication number
20030133786
Publication date
Jul 17, 2003
MITSUBISHI HEAVY INDUSTRIES LTD.
Kazuo Uematsu
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Gas turbine steam passage seal structure between blade ring and sta...
Publication number
20020076319
Publication date
Jun 20, 2002
Takeaki Oya
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Shaft structure and bearing structure for tail end of rotor of gas...
Publication number
20020037216
Publication date
Mar 28, 2002
Mitsubishi Heavy Industries, Ltd.
Takeaki Oya
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES