Keiko Togawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Retractable marking pen
- Patent number D574429
- Issue date Aug 5, 2008
- Zebra Co., Ltd.
- Shun Kusaba
- D19 - Office supplies
Information Patent Grant
Ballpoint pen
- Patent number D566177
- Issue date Apr 8, 2008
- Zebra Co., Ltd.
- Masanao Shiina
- D19 - Office supplies
Information Patent Grant
Ballpoint pen
- Patent number D534586
- Issue date Jan 2, 2007
- Zebra Co., Ltd.
- Keiko Togawa
- D19 - Office supplies
Information Patent Grant
Ballpoint pen
- Patent number D533591
- Issue date Dec 12, 2006
- Zebra Co., Ltd.
- Keiko Togawa
- D19 - Office supplies
Information Patent Grant
Ball pen
- Patent number D532454
- Issue date Nov 21, 2006
- Zebra Co., Ltd.
- Keiko Togawa
- D19 - Office supplies
Information Patent Grant
Ballpoint pen
- Patent number D527765
- Issue date Sep 5, 2006
- Zebra Co., Ltd.
- Keiko Togawa
- D19 - Office supplies
Information Patent Grant
Ballpoint pen
- Patent number D525302
- Issue date Jul 18, 2006
- Zebra Co., Ltd.
- Keiko Togawa
- D19 - Office supplies
Information Patent Grant
Writing instrument
- Patent number D498493
- Issue date Nov 16, 2004
- Zebra Co., Ltd.
- Keiko Togawa
- D19 - Office supplies