Jun Imamura

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Hiratsuka-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
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-...