Keiichi Uraki

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Hitachinaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Connecting structure between rotary shaft and metal plate and metho...
- Patent number 7,117,844
- Issue date Oct 10, 2006
- Hitachi, Ltd.
- Masayuki Kobayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Fuel injection valve
- Patent number 7,021,569
- Issue date Apr 4, 2006
- Hitachi, Ltd.
- Kiyotaka Ogura
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Underwater laser processing device including chamber with partition...
- Patent number 5,977,515
- Issue date Nov 2, 1999
- Hitachi, Ltd.
- Keiichi Uraki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for weld repairing of structures in nuclear reactors
- Patent number 5,674,419
- Issue date Oct 7, 1997
- Hitachi, Ltd.
- Hiroo Koide
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of repairing structural materials of nuclear reactor interna...
- Patent number 5,654,992
- Issue date Aug 5, 1997
- Hitachi, Ltd.
- Keiichi Uraki
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Method of and apparatus for water-jet peening
- Patent number 5,305,361
- Issue date Apr 19, 1994
- Hitachi, Ltd.
- Kunio Enomoto
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Fuel Rail
- Publication number 20170260945
- Publication date Sep 14, 2017
- Hitachi Automotive Systems, Ltd.
- Masahiro SOMA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Fuel Rail
- Publication number 20170226978
- Publication date Aug 10, 2017
- Hitachi Automotive Systems, Ltd.
- Masahiro SOMA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Laser Beam Welding Structure, Laser Beam Welding Method, and Vehicl...
- Publication number 20090166341
- Publication date Jul 2, 2009
- HITACHI, LTD.
- Shin Onose
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Laser beam welding structure, laser beam welding method, and vehicl...
- Publication number 20060196856
- Publication date Sep 7, 2006
- HITACHI, LTD.
- Shin Onose
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Connecting structure between rotary shaft and metal plate and metho...
- Publication number 20050120998
- Publication date Jun 9, 2005
- Masayuki Kobayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...