Kenji Takuwa

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Takatsuki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Propylene polymer film
- Patent number 5,137,955
- Issue date Aug 11, 1992
- Toray Industries, Inc.
- Katsuhiro Tsuchiya
- B32 - LAYERED PRODUCTS
Information Patent Grant
Propylene polymer film
- Patent number 4,966,933
- Issue date Oct 30, 1990
- Toray Industries, Inc.
- Ken-ichi Kawakami
- B32 - LAYERED PRODUCTS