Akio Ito

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Inazawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing capillary nibs for inscribing instruments
- Patent number 4,547,244
- Issue date Oct 15, 1985
- Pilot Man-Nen-Hitsu Kabushiki Kaisha
- Akio Ito
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Method for producing capillary nibs for inscribing instruments
- Patent number 4,410,384
- Issue date Oct 18, 1983
- Pilot Man-Nen-Hitsu Kabushiki Kaisha
- Akio Ito
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Capillary nibs for inscribing instruments
- Patent number 4,310,259
- Issue date Jan 12, 1982
- Pilot Man-Nen-Hitsu Kabushiki Kaisha
- Akio Ito
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES