Kenya Takagawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing ferrite material and ferrite material
- Patent number 7,481,946
- Issue date Jan 27, 2009
- TDK Corporation
- Kenya Takagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ferrite magnetic material and ferrite sintered magnet
- Patent number 7,481,947
- Issue date Jan 27, 2009
- TDK Corporation
- Yoshihiko Minachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for producing Mn-Zn ferrite
- Patent number 7,294,284
- Issue date Nov 13, 2007
- TDK Corporation
- Eiichiro Fukuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mn-Zn based ferrite member
- Patent number 7,289,010
- Issue date Oct 30, 2007
- TDK Corporation
- Takashi Kajino
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Mn-Zn ferrite, transformer magnetic core and transformer
- Patent number 6,905,629
- Issue date Jun 14, 2005
- TDK Corporation
- Yuji Sezai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mn-Zn ferrite production process, Mn-Zn ferrite, and ferrite core f...
- Patent number 6,627,103
- Issue date Sep 30, 2003
- TDK Corporation
- Katsushi Yasuhara
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Manganese-zinc (Mn-Zn) based ferrite
- Patent number 6,458,286
- Issue date Oct 1, 2002
- TDK Corporation
- Kenya Takagawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Ferrite magnetic material and ferrite sintered magnet
- Publication number 20070099033
- Publication date May 3, 2007
- Yoshihiko Minachi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Ferrite magnetic material and method for producing hexagonal w type...
- Publication number 20070009767
- Publication date Jan 11, 2007
- Yoshihiko Minachi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Ferrite material
- Publication number 20060118756
- Publication date Jun 8, 2006
- Kenya Takagawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Method for producing ferrite material and ferrite material
- Publication number 20060045839
- Publication date Mar 2, 2006
- Kenya Takagawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Mn-Zn based ferrite member
- Publication number 20050238904
- Publication date Oct 27, 2005
- TDK CORPORATION
- Takashi Kajino
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for producing Mn-Zn ferrite
- Publication number 20050167632
- Publication date Aug 4, 2005
- TDK CORPORATION
- Eiichiro Fukuchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Mn-Zn ferrite, transformer magnetic core and transformer
- Publication number 20040090302
- Publication date May 13, 2004
- TDK Corporation
- Yuji Sezai
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Mn-Zn ferrite production process, Mn-Zn ferrite, and ferrite core f...
- Publication number 20020009413
- Publication date Jan 24, 2002
- TDK Corporation
- Katsushi Yasuhara
- C01 - INORGANIC CHEMISTRY

Kenya Takagawa

Person

Patents Grantslast 30 patents

Method for producing ferrite material and ferrite material

Ferrite magnetic material and ferrite sintered magnet

Method for producing Mn-Zn ferrite

Mn-Zn based ferrite member

Mn-Zn ferrite, transformer magnetic core and transformer

Mn-Zn ferrite production process, Mn-Zn ferrite, and ferrite core f...

Manganese-zinc (Mn-Zn) based ferrite

Patents Applicationslast 30 patents

Ferrite magnetic material and ferrite sintered magnet

Ferrite magnetic material and method for producing hexagonal w type...

Ferrite material

Method for producing ferrite material and ferrite material

Mn-Zn based ferrite member

Method for producing Mn-Zn ferrite

Mn-Zn ferrite, transformer magnetic core and transformer

Mn-Zn ferrite production process, Mn-Zn ferrite, and ferrite core f...