Kazuhiko Yoshioka

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Ube, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aromatic polyimide laminate
- Patent number 6,379,784
- Issue date Apr 30, 2002
- Ube Industries, Ltd.
- Tomohiko Yamamoto
- B32 - LAYERED PRODUCTS
Information Patent Grant
Flexible aromatic polymide film/metal film composite sheet
- Patent number 6,251,507
- Issue date Jun 26, 2001
- Ube Industries, Ltd.
- Tomohiko Yamamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Magnetic recording medium substrate comprising an aromatic imide po...
- Patent number 5,200,255
- Issue date Apr 6, 1993
- Ube Industries, Ltd.
- Kenji Matsubara
- G11 - INFORMATION STORAGE