Dirk H. Kemper

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Wohltorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Porous composite materials comprising a plurality of bonded fiber c...
- Patent number 7,888,275
- Issue date Feb 15, 2011
- Filtrona Porous Technologies Corp.
- Bennett C. Ward
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

Information Patent Application
Porous composite materials comprising a plurality of bonded fiber c...
- Publication number 20060163152
- Publication date Jul 27, 2006
- Bennett C. Ward
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES