Masafumi Miyakawa

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Nagoya-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of protecting semiconductor wafer and adhesive film for prot...
- Patent number 7,501,312
- Issue date Mar 10, 2009
- Mitsui Chemicals, Inc.
- Takanobu Koshimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pressure sensitive adhesive film for protection of semiconductor wa...
- Patent number 7,238,421
- Issue date Jul 3, 2007
- Mitsui Chemicals, Inc.
- Yoshihisa Saimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pressure-sensitive adhesive film for the surface protection of semi...
- Patent number 7,201,969
- Issue date Apr 10, 2007
- Mitsui Chemicals, Inc.
- Masafumi Miyakawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Surface protecting film for semiconductor wafer and method of prote...
- Publication number 20050244631
- Publication date Nov 3, 2005
- Mitsui Chemicals, Inc.
- Kosuke Sugimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Pressure-sensitive adhesive film for the suface protection of semic...
- Publication number 20050203250
- Publication date Sep 15, 2005
- Mitsui Chemicals, Inc.
- Masafumi Miyakawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Method of protecting semiconductor wafer and adhesive film for prot...
- Publication number 20050164509
- Publication date Jul 28, 2005
- Mitsui Chemicals, Inc.
- Takanobu Koshimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Pressure sensitive adhesive film for protection of semiconductor wa...
- Publication number 20050161774
- Publication date Jul 28, 2005
- Yoshihisa Saimoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Surface protecting adhesive film for semiconductor wafer and protec...
- Publication number 20030064579
- Publication date Apr 3, 2003
- Masafumi Miyakawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...