Masahiro Takahashi

Person

Kumagaya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sintered ferrite and its production method and electronic part usin...
- Patent number 7,754,094
- Issue date Jul 13, 2010
- Hitachi Metals Ltd.
- Masahiro Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rare earth permanent magnet and production method thereof
- Patent number 6,159,308
- Issue date Dec 12, 2000
- Hitachi Metals, Ltd.
- Kimio Uchida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Additive for use in producing spheroidal graphite cast iron
- Patent number 6,126,713
- Issue date Oct 3, 2000
- Hitachi Metals, Ltd.
- Yoshio Igarashi
- C21 - METALLURGY OF IRON
Information Patent Grant
Rare earth permanent magnet and method for producing the same
- Patent number 6,080,245
- Issue date Jun 27, 2000
- Hitachi Metals, Ltd.
- Kimio Uchida
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rare earth permanent magnet and method for producing the same
- Patent number 5,997,804
- Issue date Dec 7, 1999
- Hitachi Metals Ltd.
- Kimio Uchida
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rare earth permanent magnet and method for producing the same
- Patent number 5,858,123
- Issue date Jan 12, 1999
- Hitachi Metals, Ltd.
- Kimio Uchida
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for producing R-Fe-B-based, sintered magnet
- Patent number 5,489,343
- Issue date Feb 6, 1996
- Hitachi Metals, Ltd.
- Kimio Uchida
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Nd-Fe-B system permanent magnet
- Patent number 5,472,525
- Issue date Dec 5, 1995
- Hitachi Metals, Ltd.
- Masaaki Tokunaga
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Sintered Ferrite And Its Production Method And Electronic Part Usin...
- Publication number 20070290162
- Publication date Dec 20, 2007
- Masahiro Takahashi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Masahiro Takahashi

Person

Patents Grantslast 30 patents

Sintered ferrite and its production method and electronic part usin...

Rare earth permanent magnet and production method thereof

Additive for use in producing spheroidal graphite cast iron

Rare earth permanent magnet and method for producing the same

Rare earth permanent magnet and method for producing the same

Rare earth permanent magnet and method for producing the same

Method for producing R-Fe-B-based, sintered magnet

Nd-Fe-B system permanent magnet

Patents Applicationslast 30 patents

Sintered Ferrite And Its Production Method And Electronic Part Usin...