Hiroyuki Ioka

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Papermaking agent, manufacturing method for papermaking agent and p...
- Patent number 12,018,437
- Issue date Jun 25, 2024
- Arakawa Chemical Industries, Ltd.
- Ryusuke Kambara
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
PAPERMAKING AGENT, MANUFACTURING METHOD FOR PAPERMAKING AGENT AND P...
- Publication number 20230203756
- Publication date Jun 29, 2023
- Arakawa Chemical Industries, Ltd.
- Ryusuke Kambara
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Papermaking Agent, Manufacturing Method For Papermaking Agent and P...
- Publication number 20230085796
- Publication date Mar 23, 2023
- Arakawa Chemical Industries, Ltd.
- Ryusuke Kambara
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
POWDERY PAPER-STRENGTHENING AGENT, PAPER-STRENGTHENING AGENT SOLUTI...
- Publication number 20230002975
- Publication date Jan 5, 2023
- ARAKAWA CHEMICAL INDUSTRIES, LTD.
- Keisuke Okada
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE