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Tail plug and writing instrument
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Patent number 11,752,796
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Issue date Sep 12, 2023
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Kuretake Co., Ltd.
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Ichiro Nishitani
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Writing instrument with erasing member
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Patent number 9,409,438
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Issue date Aug 9, 2016
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Mitsubishi Pencil Company, Limited
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Hiroshi Ohtsuka
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Liquid container
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Patent number 7,163,350
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Issue date Jan 16, 2007
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Kotobuki & Co., Ltd.
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Yoshio Noguchi
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Writing instrument cap
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Patent number 6,974,272
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Issue date Dec 13, 2005
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Mitsubishi Pencil Kabushiki Kaisha
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Kazuhiko Furukawa
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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-
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Writing instrument
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Patent number 6,890,118
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Issue date May 10, 2005
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The Pilot Ink Co., Ltd.
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Shigeru Oike
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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White board marker
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Patent number 6,846,122
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Issue date Jan 25, 2005
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Chun-Ching Liao
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Writing instrument
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Patent number 6,626,600
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Issue date Sep 30, 2003
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Binney & Smith Inc.
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Douglas A. Brand
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Caps for writing instruments
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Patent number 6,309,127
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Issue date Oct 30, 2001
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Berol Corporation
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James L. Salemme
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Writing device cap
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Patent number 5,971,647
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Issue date Oct 26, 1999
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Demetre Loulourgas
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Cap for writing instrument
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Patent number 5,941,650
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Issue date Aug 24, 1999
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Mitsubishi Pencil Kabushiki Kaisha
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Akira Fukai
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Cap for a writing means
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Patent number 5,927,887
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Issue date Jul 27, 1999
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Zebra Co., Ltd.
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Shinichi Ishikawa
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Cap for writing instruments
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Patent number 5,927,888
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Issue date Jul 27, 1999
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Zebra Co., Ltd.
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Matsuhei Toyama
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Cap for writing tool
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Patent number 5,911,534
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Issue date Jun 15, 1999
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Zebra Co., Ltd.
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Matsuhei Toyama
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Vent system for writing instrument
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Patent number 5,897,266
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Issue date Apr 27, 1999
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The Gillette Company
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Beth Robert
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Cap for writing instrument
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Patent number 5,762,435
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Issue date Jun 9, 1998
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Kotobuki & Co., Ltd.
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Makoto Fukushima
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Writing tool
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Patent number 5,716,152
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Issue date Feb 10, 1998
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Zebra Co. Ltd.
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Naoto Kudo
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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Removable cap with fluid passage
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Patent number 5,632,565
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Issue date May 27, 1997
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Colleague Iowa, Inc.
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Yasushi Yamaguchi
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B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
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