Hiroyuki Sumi

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Surface protective film and laminate formed therefrom
- Patent number 6,582,789
- Issue date Jun 24, 2003
- Teijin Limited
- Hiroyuki Sumi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Releasing film comprising a polyester film and a cured silicone res...
- Patent number 6,333,117
- Issue date Dec 25, 2001
- Teijin Limited
- Hiroyuki Sumi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Releasing film
- Patent number 6,309,730
- Issue date Oct 30, 2001
- Teijin Limited
- Hiroyuki Sumi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Release film
- Patent number 6,159,595
- Issue date Dec 12, 2000
- Teijin Limited
- Hiroyuki Sumi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyester releasing film containing a silicone resin layer
- Patent number 6,057,041
- Issue date May 2, 2000
- Teijin Limited
- Hiroyuki Sumi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE