Daisen Kato

Follow

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Writing instrument and welding method of writing point assembly and...
- Patent number 7,303,351
- Issue date Dec 4, 2007
- Mitsubishi Pencil Kabushiki Kaisha
- Kazuhiko Furukawa
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
Writing instrument and welding method of writing point assembly and...
- Publication number 20050074274
- Publication date Apr 7, 2005
- Kazuhiko Furukawa
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES