Inventor · disambiguated record
Christian Hassmann
Also filed as: HASSMANN CHRISTIAN
6 granted patents·36 citations·filing 1997–2013
77Inventor score
Top patents by PatentIndex Score
6 records- 0187US7993427B2Filter mediumJOHNS MANVILLE·Filed 2008·Granted Aug 9, 2011·26 cites·46 claims
- 0274US8147584B2Filter mediumHASSMANN CHRISTIAN·Filed 2011·Granted Apr 3, 2012·5 cites·9 claims
- 0347US9028579B2Filter mediumJOHNS MANVILLE·Filed 2013·Granted May 12, 2015·0 cites·17 claims
- 0440US9597621B2Multi-ply filter mediumJOHNS MANVILLE·Filed 2012·Granted Mar 21, 2017·0 cites·21 claims
- 0526US5820775ATextile sheet for use as a concrete mold linerHOECHST TREVIRA GMBH & CO KG·Filed 1997·Granted Oct 13, 1998·5 cites·18 claims
- 0620US6450476B1Formwork for producing articles of concreteJOHNS MANVILLE INT INC·Filed 1999·Granted Sep 17, 2002·0 cites·17 claims
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