Ikuo Takagishi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ink for ballpoint pens and ballpoint pen using same
- Patent number 8,771,410
- Issue date Jul 8, 2014
- Pentel Kabushiki Kaisha
- Aya Otsubo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
INK FOR BALLPOINT PENS AND BALLPOINT PEN USING SAME
- Publication number 20110271870
- Publication date Nov 10, 2011
- PENTEL KABUSHIKI KAISHA
- Aya Otsubo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...