Hisayoshi Ueoka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
High dielectric constant type ceramic composition consisting essent...
- Patent number 4,287,075
- Issue date Sep 1, 1981
- TDK Electronics Co., Ltd.
- Shinobu Fujiwara
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
High dielectric constant type ceramic composition
- Patent number 4,235,635
- Issue date Nov 25, 1980
- TDK Electronics Co., Inc.
- Osamu Iizawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
High dielectric constant type ceramic composition consisting essent...
- Patent number 4,216,102
- Issue date Aug 5, 1980
- TDK Electronics Co., Ltd.
- Kiyoshi Furukawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
High dielectric constant type ceramic composition consisting essent...
- Patent number 4,216,103
- Issue date Aug 5, 1980
- TDK Electronics Co., Ltd.
- Shinobu Fujiwara
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Non-linear resistor
- Patent number 4,160,748
- Issue date Jul 10, 1979
- TDK Electronics Co., Ltd.
- Masatada Yodogawa
- H01 - BASIC ELECTRIC ELEMENTS