Sumio TAMURA

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Patents Grantslast 30 patents

Information Patent Grant
Lignin derivative compound and use thereof
- Patent number 12,116,381
- Issue date Oct 15, 2024
- NIPPON PAPER INDUSTRIES CO., LTD.
- Takuma Nakamura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Composition and production method of same, and dispersing agent
- Patent number 11,873,443
- Issue date Jan 16, 2024
- NIPPON PAPER INDUSTRIES CO., LTD.
- Akihiko Nakamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
COMPOSITION AND PRODUCTION METHOD OF SAME, AND DISPERSING AGENT
- Publication number 20210292632
- Publication date Sep 23, 2021
- NIPPON PAPER INDUSTRIES CO., LTD
- Akihiko NAKAMURA
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
LIGNIN DERIVATIVE COMPOUND AND USE THEREOF
- Publication number 20200255465
- Publication date Aug 13, 2020
- NIPPON PAPER INDUSTRIES CO., LTD
- Takuma NAKAMURA
- C07 - ORGANIC CHEMISTRY