Ikuo Katoh

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Marking ink composition and display medium using the same
- Patent number 6,514,328
- Issue date Feb 4, 2003
- Ricoh Company, Ltd.
- Ikuo Katoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...