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Kimio Murakami
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Osaka, JP
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last 30 patents
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Patent Grant
Erasable ink composition for writing on an impervious surface
Patent number
4,256,494
Issue date
Mar 17, 1981
Sakura Color Products Corp.
Masaji Yamamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Patent Grant
Crayon compositions
Patent number
4,212,786
Issue date
Jul 15, 1980
Sakura Color Products Corporation
Kimio Murakami
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...