Assignee
UNISERT MULTIWALL SYSTEMS INC
US·3 granted patents·135 citations·filing 2000–2009
Top patents by PatentIndex Score
3 records- 0191US6231086B1Pipe-in-pipe mechanical bonded joint assemblyUNISERT MULTIWALL SYSTEMS INC·Filed 2000·Granted May 15, 2001·124 cites·32 claims
- 0265US7374705B2Method for maximizing the sharing of tensile load for cement-sheathed multi-wall pipeUNISERT MULTIWALL SYSTEMS INC·Filed 2006·Granted May 20, 2008·6 cites·13 claims
- 0363US7942422B2Multiwall pipe lip seal jointUNISERT MULTIWALL SYSTEMS INC·Filed 2009·Granted May 17, 2011·5 cites·14 claims
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