Inventor · disambiguated record
Harold K. Hilfiker
Also filed as: HILFIKER HAROLD K
12 granted patents·420 citations·filing 1983–2021
92Inventor score
Top patents by PatentIndex Score
12 records- 0197US5647695ASoil filled wallHILFIKER PIPE COMPANY·Filed 1995·Granted Jul 15, 1997·147 cites·15 claims
- 0294US4505621AWire retaining wall apparatus and method for earthen formationsHILFIKER PIPE CO·Filed 1983·Granted Mar 19, 1985·93 cites·9 claims
- 0393US8079782B1Semi-extensible steel soil reinforcements for mechanically stabilized embankmentsHILFIKER WILLIAM K·Filed 2009·Granted Dec 20, 2011·27 cites·20 claims
- 0492US7073983B2Earthen retaining wall having flat soil reinforcing mats which may be variably spacedHILFIKER WILLIAM K·Filed 2005·Granted Jul 11, 2006·26 cites·4 claims
- 0591US7281882B2Retaining wall having polymeric reinforcing matsHILFIKER WILLIAM K·Filed 2006·Granted Oct 16, 2007·23 cites·4 claims
- 0687US6357970B1Compressible welded wire wall for retaining earthen formationsHILFIKER PIPE COMPANY·Filed 2000·Granted Mar 19, 2002·33 cites·19 claims
- 0784US7033118B2Compressible welded wire retaining wall and rock face for earthen formationsHILFIKER PIPE COMPANY·Filed 2004·Granted Apr 25, 2006·31 cites·20 claims
- 0882US6857823B1Earthen retaining wall having flat soil reinforcing mats which may be variably spacedHILFIKER WILLIAM K·Filed 2003·Granted Feb 22, 2005·28 cites·27 claims
- 0978US9702110B1Panel connector and method of useHILFIKER WILLIAM K·Filed 2012·Granted Jul 11, 2017·5 cites·7 claims
- 1067US9011048B2Method for constructing a mechanically stabilized earthen embankment using semi-extensible steel soil reinforcementsHILFIKER WILLIAM K·Filed 2013·Granted Apr 21, 2015·2 cites·9 claims
- 1155USRE42680ECompressible welded wire wall for retaining earthen formationsHILFIKER PIPE COMPANY·Filed 2004·Granted Sep 6, 2011·5 cites·21 claims
- 1250US11466422B1Adjustable single stage panel system and methodHilfiker Retaining Walls·Filed 2021·Granted Oct 11, 2022·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →