Tadashi Kokubo

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Nagaokakyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Glass fiber forming composition, glass fibers obtained from the com...
- Patent number 5,407,872
- Issue date Apr 18, 1995
- Matsushita Electric Works Ltd.
- Kiyotaka Komori
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Substrate for circuit board including the glass fibers as reinforci...
- Patent number 5,334,645
- Issue date Aug 2, 1994
- Matsushita Electric Works, Ltd.
- Kiyotaka Komori
- C03 - GLASS MINERAL OR SLAG WOOL