Masatoshi Yashima

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Nara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Writing instrument
- Patent number 6,817,802
- Issue date Nov 16, 2004
- Kuretake Co., Ltd.
- Ichiro Nishitani
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Writing instrument
- Patent number D472925
- Issue date Apr 8, 2003
- Kuretake Co., Ltd.
- Ichiro Nishitani
- D19 - Office supplies
Information Patent Grant
Writing instrument
- Patent number D472926
- Issue date Apr 8, 2003
- Kuretake Co., Ltd.
- Ichiro Nishitani
- D19 - Office supplies
Information Patent Grant
Stippling instrument
- Patent number 6,439,793
- Issue date Aug 27, 2002
- Kuretake Co., Ltd.
- Ichiro Nishitani
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
Writing instrument
- Publication number 20040028464
- Publication date Feb 12, 2004
- Kuretake Co., Ltd.
- Ichiro Nishitani
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
Stippling instrument
- Publication number 20020039515
- Publication date Apr 4, 2002
- Kuretake Co., Ltd.
- Ichiro Nishitani
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES