Hironori Ohta

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fabric for printed circuit substrate and printed circuit substrate
- Patent number 4,981,753
- Issue date Jan 1, 1991
- Asahi Glass Company Ltd.
- Hironori Ohta
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for producing silica glass fibers
- Patent number 4,838,914
- Issue date Jun 13, 1989
- Asahi Glass Company Ltd.
- Hironori Ohta
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING