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Ayana Uchiyama
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Tokyo, JP
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last 30 patents
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Patent Grant
Ballpoint pen
Patent number
D660911
Issue date
May 29, 2012
Zebra Co., Ltd.
Ayana Uchiyama
D19 - Office supplies
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Patent Grant
Ballpoint pen
Patent number
D647137
Issue date
Oct 18, 2011
Zebra Co., Ltd.
Ayana Uchiyama
D19 - Office supplies