Assignee
HILFIKER PIPE CO
13 granted patents·1,012 citations·filing 1975–1985
Top patents by PatentIndex Score
13 records- 0199US4117686AFabric structures for earth retaining wallsHILFIKER PIPE CO·Filed 1977·Granted Oct 3, 1978·135 cites·12 claims
- 0298US4661023ARiveted plate connector for retaining wall face panelsHILFIKER PIPE CO·Filed 1985·Granted Apr 28, 1987·140 cites·11 claims
- 0397US4616959ASeawall using earth reinforcing matsHILFIKER PIPE CO·Filed 1985·Granted Oct 14, 1986·119 cites·7 claims
- 0497US4391557ARetaining wall for earthen formations and method of making the sameHILFIKER PIPE CO·Filed 1981·Granted Jul 5, 1983·109 cites·8 claims
- 0597US4324508ARetaining and reinforcement system method and apparatus for earthen formationsHILFIKER PIPE CO·Filed 1980·Granted Apr 13, 1982·161 cites·4 claims
- 0695US4343572AApparatus and method for anchoring the rigid face of a retaining structure for an earthen formationHILFIKER PIPE CO·Filed 1980·Granted Aug 10, 1982·73 cites·5 claims
- 0794US4505621AWire retaining wall apparatus and method for earthen formationsHILFIKER PIPE CO·Filed 1983·Granted Mar 19, 1985·93 cites·9 claims
- 0893US4051570ARoad bridge construction with precast concrete modulesHILFIKER PIPE CO·Filed 1976·Granted Oct 4, 1977·64 cites·11 claims
- 0990US4643618ASoil reinforced cantilever wallHILFIKER PIPE CO·Filed 1985·Granted Feb 17, 1987·75 cites·8 claims
- 1081US4618283AArchway construction utilizing alternating reinforcing mats and fill layersHILFIKER PIPE CO·Filed 1984·Granted Oct 21, 1986·33 cites·35 claims
- 1155USD288616SFace panel for seawallHILFIKER PIPE CO·Filed 1984·Granted Mar 3, 1987·5 cites·1 claims
- 1248USD243613SRetaining wall stringerHILFIKER PIPE CO·Filed 1976·Granted Mar 8, 1977·3 cites·1 claims
- 1343USD243697SRetaining wall stretcherHILFIKER PIPE CO·Filed 1975·Granted Mar 15, 1977·2 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →