Tetsu Tomoyose

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Chigasaki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cement dispersant and concrete composition containing the dispersant
- Patent number 7,393,886
- Issue date Jul 1, 2008
- Sika Ltd.
- Hirofumi Bandoh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cement dispersant and concrete composition containing the dispersant
- Patent number 6,680,348
- Issue date Jan 20, 2004
- Sika Ltd.
- Toshihiko Amaya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Powdered Polycarboxylic Acid-Based Cement Dispersant and Dispersant...
- Publication number 20080139701
- Publication date Jun 12, 2008
- SIKA LTD.
- Wernher M Danzinger
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Cement dispersant and concrete composition contain the dispersant
- Publication number 20070039515
- Publication date Feb 22, 2007
- TOHO CHEMICAL INDUSTRY CO., LTD.
- Hirofumi Bandoh
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...