Kaoru Matsumoto

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Osaka-Shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polychromic ink composition depending on viewing angle
- Patent number 6,730,154
- Issue date May 4, 2004
- Sakura Color Products Corporation
- Hiroshi Inoue
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Aqueous metallic ink composition
- Patent number 6,171,381
- Issue date Jan 9, 2001
- Sakura Color Products Corporation
- Yasuyuki Yoshimura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Polychromic ink composition depending on viewing angle
- Publication number 20020033117
- Publication date Mar 21, 2002
- SAKURA COLOR PRODUCTS CORPORATION
- Hiroshi Inoue
- C01 - INORGANIC CHEMISTRY