Yoko Hayashi

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Kakogawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing cationic surface sizing agent, and sizing agen...
- Patent number 9,303,361
- Issue date Apr 5, 2016
- Harima Chemicals, Inc.
- Takuji Sodeyama
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Surface sizing agent and use thereof
- Patent number 7,902,276
- Issue date Mar 8, 2011
- Harima Chemicals, Inc.
- Kazunari Sakai
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING CATIONIC SURFACE SIZING AGENT, AND SIZING AGEN...
- Publication number 20140023872
- Publication date Jan 23, 2014
- Harima Chemicals, Inc
- Takuji Sodeyama
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING CATIONIC SURFACE SIZING AGENT, AND SIZING AGEN...
- Publication number 20140017505
- Publication date Jan 16, 2014
- Harima Chemicals, Inc
- Takuji Sodeyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SURFACE SIZING AGENT AND USE THEREOF
- Publication number 20100016480
- Publication date Jan 21, 2010
- Kazunari Sakai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...