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Chiaki Komamura
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Osaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Membrane containing a liquid active substance and process for the p...
Patent number
5,000,987
Issue date
Mar 19, 1991
Nitto Denko Corporation
Yasuo Ninomiya
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Membrane containing a liquid active substance and process for the p...
Patent number
4,923,607
Issue date
May 8, 1990
Nitto Denko Corporation
Yasuo Ninomiya
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for producing a microcapsule containing a liquid active mat...
Patent number
4,690,786
Issue date
Sep 1, 1987
Nitto Electric Industrial Co., Ltd.
Yasuo Ninomiya
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL