Eiji ASHIDA

Person

Hitachiota, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing core shroud for nuclear power plant and str...
- Patent number 8,681,923
- Issue date Mar 25, 2014
- Hitachi, Ltd.
- Eiji Ashida
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of fabricating a magnetoresistive thin-film magnetic head
- Patent number 5,897,969
- Issue date Apr 27, 1999
- Hitachi, Ltd.
- Akira Taniyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetoresistive thin-film magnetic head and method of fabrication...
- Patent number 5,701,221
- Issue date Dec 23, 1997
- Hitachi, Ltd.
- Akira Taniyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Thin film magnetic head and production method thereof and magnetic...
- Patent number 5,687,045
- Issue date Nov 11, 1997
- Hitachi, Ltd.
- Tetsuya Okai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc apparatus
- Patent number 5,668,685
- Issue date Sep 16, 1997
- Hitachi, Ltd.
- Susumu Soeya
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetoresistive head
- Patent number 5,436,777
- Issue date Jul 25, 1995
- Hitachi, Ltd.
- Susumu Soeya
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of fabricating thin-film magnetic head
- Patent number 5,349,745
- Issue date Sep 27, 1994
- Hitachi, Ltd.
- Takashi Kawabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc apparatus with thin film head suitable for high-densi...
- Patent number 5,296,979
- Issue date Mar 22, 1994
- Hitachi, Ltd.
- Takashi Kawabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming thin film pattern and method for fabricating thi...
- Patent number 4,971,896
- Issue date Nov 20, 1990
- Hitachi, Ltd.
- Takashi Kawabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of electrode current control in welding apparatus having a p...
- Patent number 4,396,823
- Issue date Aug 2, 1983
- Hitachi, Ltd.
- Masayasu Nihei
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for automatically controlling arc welding
- Patent number 4,280,137
- Issue date Jul 21, 1981
- Hitachi, Ltd.
- Eiji Ashida
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Hybrid Welding Method of Laser Welding and Arc Welding for T-Joint
- Publication number 20140124489
- Publication date May 8, 2014
- Hitachi, Ltd.
- Xudong Zhang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD OF MANUFACTURING CORE SHROUD FOR NUCLEAR POWER PLANT AND STR...
- Publication number 20100183112
- Publication date Jul 22, 2010
- Hitachi, Ltd.
- Eiji ASHIDA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PENETRATION WELDING METHOD OF T-TYPE JOINT AND PENETRATION WELDING...
- Publication number 20080206586
- Publication date Aug 28, 2008
- Shoji Imanaga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Welding process for stainless steel piping
- Publication number 20060201915
- Publication date Sep 14, 2006
- Takeshi Obana
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Eiji ASHIDA

Person

Patents Grantslast 30 patents

Method of manufacturing core shroud for nuclear power plant and str...

Method of fabricating a magnetoresistive thin-film magnetic head

Magnetoresistive thin-film magnetic head and method of fabrication...

Thin film magnetic head and production method thereof and magnetic...

Magnetic disc apparatus

Magnetoresistive head

Method of fabricating thin-film magnetic head

Magnetic disc apparatus with thin film head suitable for high-densi...

Method for forming thin film pattern and method for fabricating thi...

Method of electrode current control in welding apparatus having a p...

Method and apparatus for automatically controlling arc welding

Patents Applicationslast 30 patents

Hybrid Welding Method of Laser Welding and Arc Welding for T-Joint

METHOD OF MANUFACTURING CORE SHROUD FOR NUCLEAR POWER PLANT AND STR...

PENETRATION WELDING METHOD OF T-TYPE JOINT AND PENETRATION WELDING...

Welding process for stainless steel piping