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Motoko ISHIDA
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Water-based ink composition and marking pen
Patent number
9,617,436
Issue date
Apr 11, 2017
Zebra Co., Ltd.
Mayuko Tsujimoto
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Patents Applications
last 30 patents
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Patent Application
WATER-BASED INK COMPOSITION AND MARKING PEN
Publication number
20140186093
Publication date
Jul 3, 2014
ZEBRA CO., LTD.
Mayuko TSUJIMOTO
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES