Tetsuo Aizawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Embossed sheet and a method of producing a laminate including that...
- Patent number 6,136,414
- Issue date Oct 24, 2000
- Toppan Printing Co., Ltd.
- Tetsuo Aizawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Laminate of a base material and an embossed sheet
- Patent number 5,928,762
- Issue date Jul 27, 1999
- Toppan Printing Co., Ltd.
- Tetsuo Aizawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for the manufacture of a composite laminate
- Patent number 5,498,385
- Issue date Mar 12, 1996
- Toppan Printing Co., Ltd.
- Kazuya Yabusa
- B32 - LAYERED PRODUCTS
Information Patent Grant
Composite laminate
- Patent number 5,409,772
- Issue date Apr 25, 1995
- Toppan Printing Co., Ltd.
- Kazuya Yabusa
- B32 - LAYERED PRODUCTS