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Masaki Shibazaki
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Aichi, JP
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last 30 patents
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Patent Grant
Coloring fluid-containing marking device made of biodegradable plas...
Patent number
5,700,534
Issue date
Dec 23, 1997
The Pilot Ink Co., Ltd.
Masaki Shibazaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...