Osamu Kajikawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic lead supplying device for a plotter
- Patent number 5,459,494
- Issue date Oct 17, 1995
- Mutoh Industries Ltd.
- Osamu Kajikawa
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Pen changer with orthogonal pick up from the turret
- Patent number 4,660,054
- Issue date Apr 21, 1987
- Osamu Kajikawa
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Paper feeding device for automatic drafting machine
- Patent number 4,654,675
- Issue date Mar 31, 1987
- Mutoh Industry Ltd.
- Osamu Kajikawa
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES