Takamasa Okumura

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Nagato, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thick film circuit board
- Patent number 5,709,927
- Issue date Jan 20, 1998
- Nippondenso Co., Ltd.
- Yoshiyuki Miyase
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multilayer ceramic substrate and manufacture thereof
- Patent number 5,156,903
- Issue date Oct 20, 1992
- Sumitomo Metal Ceramics Inc.
- Takamasa Okumura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES