Shinobu Fujiwara

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Tokyo, JA

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Patents Grantslast 30 patents

Information Patent Grant
Reduction-reoxidation type semiconducting ceramic capacitor
- Patent number 4,073,846
- Issue date Feb 14, 1978
- TDK Electronics Co., Ltd.
- Hitoshi Masumura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Sintered ceramic dielectric body
- Patent number 4,058,404
- Issue date Nov 15, 1977
- TDK Electronics Co., Ltd.
- Shinobu Fujiwara
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ceramic dielectric composition
- Patent number 4,017,320
- Issue date Apr 12, 1977
- TDK Electronics Company, Limited
- Shinobu Fujiwara
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ceramic dielectric composition
- Patent number 4,014,707
- Issue date Mar 29, 1977
- TDK Electronics Company, Limited
- Hitoshi Tanaka
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Reduction-reoxidation type semiconducting ceramic capacitor
- Patent number 3,995,300
- Issue date Nov 30, 1976
- TDK Electronics Company, Limited
- Hitoshi Masumura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ceramic dielectric composition
- Patent number 3,951,873
- Issue date Apr 20, 1976
- TDK Electronics Company, Limited
- Nobuaki Kikuchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES