Masaya Takahara

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Shiojiri, JP

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Patents Grantslast 30 patents

Information Patent Grant
Brazing material for use in joining a metal plate to a ceramic subs...
- Patent number 6,399,019
- Issue date Jun 4, 2002
- Dowa Mining Co., Ltd.
- Masami Sakuraba
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for producing a metal-ceramic composite substrate
- Patent number 6,354,484
- Issue date Mar 12, 2002
- Dowa Mining Co., Ltd.
- Masami Sakuraba
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Metal-ceramic composite substrates, producing methods thereof and b...
- Patent number 6,221,511
- Issue date Apr 24, 2001
- Dowa Mining Co. Ltd.
- Masami Sakuraba
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Metal-ceramic composite substrate
- Patent number 6,071,592
- Issue date Jun 6, 2000
- Dowa Mining Co., Ltd.
- Masami Sakuraba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor substrates of high reliability ceramic metal composites
- Patent number 6,054,762
- Issue date Apr 25, 2000
- Dowa Mining Co., Ltd.
- Masami Sakuraba
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Power module circuit board and a process for the manufacture thereof
- Patent number 6,013,357
- Issue date Jan 11, 2000
- Dowa Mining Co., Ltd.
- Masami Sakuraba
- H01 - BASIC ELECTRIC ELEMENTS