Kazunari Sakai

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Artificial lung of membrane type
- Patent number 6,967,003
- Issue date Nov 22, 2005
- Dainippon Ink and Chemicals, Inc.
- Toru Takehisa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Asymmetric polymer membrane and preparation thereof
- Patent number 5,236,588
- Issue date Aug 17, 1993
- Dainippon Ink & Chemicals, Inc.
- Husheng Zhang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Apparatus for manufacturing optical information recording medium
- Patent number 4,907,956
- Issue date Mar 13, 1990
- Dainippon Ink and Chemicals, Inc.
- Kozo Ezaki
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for preparation of optical disk substrate
- Patent number 4,788,015
- Issue date Nov 29, 1988
- Dainippon Ink and Chemical Inc.
- Kazunari Sakai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Artificial lung of membrane type
- Publication number 20030064003
- Publication date Apr 3, 2003
- Toru Takehisa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL