Akira Miyoshi

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Kawagoe-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pivotal manipulation type writing instrument
- Patent number 8,899,857
- Issue date Dec 2, 2014
- Kotobuki & Co., Ltd.
- Hidehei Kageyama
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
PIVOTAL MANIPULATION TYPE WRITING INSTRUMENT
- Publication number 20120207529
- Publication date Aug 16, 2012
- Kotobuki & Co , Ltd.
- Hidehei KAGEYAMA
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES