Yasuo Niwa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dielectric ceramic composition
- Patent number 7,781,357
- Issue date Aug 24, 2010
- TDK Corporation
- Masaru Abe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Dielectric ceramic composition, electronic device and production me...
- Patent number 7,312,172
- Issue date Dec 25, 2007
- TDK Corporation
- Hiroshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dielectric ceramic composition, electronic device and their process...
- Patent number 6,949,486
- Issue date Sep 27, 2005
- TDK Corporation
- Hiroshi Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a photoelectric conversion device
- Patent number 4,835,007
- Issue date May 30, 1989
- TDK Corporation
- Kohji Toda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Photoelectric conversion device
- Patent number 4,781,767
- Issue date Nov 1, 1988
- TDK Corporation
- Kohji Toda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of manufacturing a photoelectric conversion device
- Patent number 4,724,157
- Issue date Feb 9, 1988
- TDK Corporation
- Kohji Toda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Dielectric ceramic composition
- Publication number 20090088314
- Publication date Apr 2, 2009
- TDK Corporation
- Masaru Abe
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Piezoelectric ceramic composition and piezoelectric device
- Publication number 20060273697
- Publication date Dec 7, 2006
- TDK Corporation
- Masakazu Hirose
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Dielectric porcelain composition, electronic device and methods for...
- Publication number 20060234853
- Publication date Oct 19, 2006
- TDK CORPORATION
- Hiroshi Sasaki
- B32 - LAYERED PRODUCTS
Information Patent Application
Dielectric ceramic composition, electronic device and their process...
- Publication number 20040132609
- Publication date Jul 8, 2004
- TDK Corporation
- Hiroshi Sasaki
- B32 - LAYERED PRODUCTS