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Masahiro Kogure
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Gunma-ken, JP
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last 30 patents
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Patent Grant
Writing implement with clip
Patent number
7,527,448
Issue date
May 5, 2009
Kabushiki Kaisha Pilot Corporation
Toshihiro Ono
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Patents Applications
last 30 patents
Information
Patent Application
Thermochromic Writing Tool
Publication number
20200094610
Publication date
Mar 26, 2020
Kabushiki Kaisha Pilot Corporation (Also Trading as Pilot Corporation)
Masahiro Kogure
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information
Patent Application
Writing Implement With Clip
Publication number
20080112749
Publication date
May 15, 2008
Toshihiro Ono
B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES