Assignee
FREI HANS
CH·2 granted patents·1 pending application·42 citations·filing 1992–2007
Top patents by PatentIndex Score
3 records- 0187US9023907B2Flexible polyurethane foamFREI HANS·Filed 2005·Granted May 5, 2015·23 cites·4 claims
- 0257US2009064404A1Modular swimming poolFREI HANS·Filed 2007·Application pending·0 cites
- 0348US5277004AApparatus and method for reinforcing swimming pool wall structuresFREI HANS·Filed 1992·Granted Jan 11, 1994·19 cites·6 claims
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