Hideo Takamizawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing ceramic electronic device
- Patent number 4,766,671
- Issue date Aug 30, 1988
- NEC Corporation
- Kazuaki Utsumi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for preparing aluminum nitride ceramics having superior ther...
- Patent number 4,650,777
- Issue date Mar 17, 1987
- NEC Corporation
- Yasuhiro Kurokawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Multilayer substrate including layers of an alumina and borosilicat...
- Patent number 4,536,435
- Issue date Aug 20, 1985
- Nippon Electric Co., Ltd.
- Kazuaki Utsumi
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
(1-x)BaO.xTiO.sub.2 System dielectric material for use in a microwa...
- Patent number 4,353,047
- Issue date Oct 5, 1982
- Nippon Electric Co., Ltd.
- Tsutomu Noguchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES