Yoshiaki Matsuzawa

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Ibaraki-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Emulsion ink and method for producing same
- Patent number 8,128,745
- Issue date Mar 6, 2012
- Riso Kagaku Corporation
- Kenji Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
OIL-BASED INKJET INK
- Publication number 20120210908
- Publication date Aug 23, 2012
- Riso Kagaku Corporation
- Toshihiro Endo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Emulsion ink and method for producing same
- Publication number 20100086693
- Publication date Apr 8, 2010
- Riso Kagaku Corporation
- Kenji Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS