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Katsushika-ku, JP
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Patents Grants
last 30 patents
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Patent Grant
Ring opening and closing bar and binding apparatus using the same
Patent number
6,663,331
Issue date
Dec 16, 2003
Carl Manufacturing Co., Ltd.
Makoto Mori
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Grant
Rod used for a jig for binding perforated paper sheets on a ring bi...
Patent number
D467609
Issue date
Dec 24, 2002
Carl Jimuki Kabushiki Kaisha
Makoto Mori
D18 - Printing and office machinery
Information
Patent Grant
Jig for binding perforated paper sheets on a ring binder
Patent number
D460476
Issue date
Jul 16, 2002
Carl Jimuko Kabushiki Kaisha
Makoto Mori
D18 - Printing and office machinery
Information
Patent Grant
Auxiliary device for a punch
Patent number
D434443
Issue date
Nov 28, 2000
Carl Jimuki Kabushiki Kaisha
Makoto Mori
D19 - Office supplies