Assignee
HILFIKER PIPE COMPANY
US·7 granted patents·471 citations·filing 1976–2004
Top patents by PatentIndex Score
7 records- 0198US4068482ARetaining wall structure using precast stretcher sectionsHILFIKER PIPE COMPANY·Filed 1976·Granted Jan 17, 1978·86 cites·15 claims
- 0297US5647695ASoil filled wallHILFIKER PIPE COMPANY·Filed 1995·Granted Jul 15, 1997·147 cites·15 claims
- 0397US4329089AMethod and apparatus for retaining earthen formations through means of wire structuresHILFIKER PIPE COMPANY·Filed 1979·Granted May 11, 1982·136 cites·20 claims
- 0489US6874975B2Soil-nail apparatus and method for constructing soil reinforced earthen retaining wallsHILFIKER PIPE COMPANY·Filed 2002·Granted Apr 5, 2005·33 cites·20 claims
- 0587US6357970B1Compressible welded wire wall for retaining earthen formationsHILFIKER PIPE COMPANY·Filed 2000·Granted Mar 19, 2002·33 cites·19 claims
- 0684US7033118B2Compressible welded wire retaining wall and rock face for earthen formationsHILFIKER PIPE COMPANY·Filed 2004·Granted Apr 25, 2006·31 cites·20 claims
- 0755USRE42680ECompressible welded wire wall for retaining earthen formationsHILFIKER PIPE COMPANY·Filed 2004·Granted Sep 6, 2011·5 cites·21 claims
Join the waitlist — get patent alerts
Get an alert when HILFIKER PIPE COMPANY files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →