Tomohiro MATSUZAWA

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Oil-based inkjet ink and method for producing oil-based inkjet ink
- Patent number 10,920,096
- Issue date Feb 16, 2021
- Riso Kagaku Corporation
- Shinsuke Ozawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Oil-based inkjet ink and method for producing oil-based inkjet ink
- Patent number 10,907,062
- Issue date Feb 2, 2021
- Riso Kagaku Corporation
- Tomohiro Matsuzawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Oil-based inkjet ink
- Patent number 10,106,639
- Issue date Oct 23, 2018
- Riso Kagaku Corporation
- Yoshifumi Watanabe
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
OIL-BASED INKJET INK AND METHOD FOR PRODUCING OIL-BASED INKJET INK
- Publication number 20200002557
- Publication date Jan 2, 2020
- Riso Kagaku Corporation
- Tomohiro MATSUZAWA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OIL-BASED INKJET INK AND METHOD FOR PRODUCING OIL-BASED INKJET INK
- Publication number 20190300737
- Publication date Oct 3, 2019
- Riso Kagaku Corporation
- Shinsuke OZAWA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OIL-BASED INKJET INK
- Publication number 20180079854
- Publication date Mar 22, 2018
- Riso Kagaku Corporation
- Yoshifumi WATANABE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...