Assignee
HEGLER RALPH PETER
DE·9 granted patents·7 pending applications·98 citations·filing 1976–2024
Top patents by PatentIndex Score
16 records- 0187US7238317B2Method of continuously producing a twin-wall pipe with a ventilation zone between a socket and an adjacent elevationHEGLER RALPH PETER·Filed 2004·Granted Jul 3, 2007·22 cites·5 claims
- 0279US5693347AApparatus for the manufacture of pipes of thermoplastic plastics having transverse profile featuresHEGLER RALPH PETER·Filed 1996·Granted Dec 2, 1997·42 cites·15 claims
- 0377US8178034B2Method and device for the continuous production of a plastic compound pipe comprising a pipe socketHEGLER RALPH PETER·Filed 2008·Granted May 15, 2012·4 cites·7 claims
- 0476US10583596B2Injection head for an apparatus for the production of a twin-wall pipeHEGLER RALPH PETER·Filed 2016·Granted Mar 10, 2020·1 cites·10 claims
- 0575US7517210B1Apparatus for the manufacture of compound pipesHEGLER RALPH PETER·Filed 2007·Granted Apr 14, 2009·3 cites·5 claims
- 0674US8794948B2Apparatus for the continuous production of a twin wall pipe with an integral socketHEGLER RALPH PETER·Filed 2012·Granted Aug 5, 2014·2 cites·25 claims
- 0765US2024318748A1Plastic pipe and plastic sleeve for connecting to such a plastic pipeHEGLER RALPH PETER·Filed 2024·Application pending·0 cites
- 0865US2024318749A1Plastic pipe and device for the continuous production of a pipe base body for a plastic pipe of this typeHEGLER RALPH PETER·Filed 2024·Application pending·0 cites
- 0962US4184831AApparatus for producing plastic drain pipesHEGLER RALPH PETER·Filed 1976·Granted Jan 22, 1980·19 cites·5 claims
- 1061US7600793B2Twin-wall pipe with a ventilation zone between a socket and an adjacent elevationHEGLER RALPH PETER·Filed 2007·Granted Oct 13, 2009·5 cites·2 claims
- 1161US2009236032A1Method of continuously manufacturing a compound pipe comprising a pipe socket and apparatus for implementing the methodHEGLER RALPH PETER·Filed 2009·Application pending·0 cites
- 1255US2012085498A1Apparatus for continuously producing a compound pipe comprising a pipe socketHEGLER RALPH PETER·Filed 2011·Application pending·0 cites
- 1355US2009136608A1Apparatus for continuous production of a composite pipe with a pipe socketHEGLER RALPH PETER·Filed 2008·Application pending·0 cites
- 1455US2009091055A1Method and apparatus for producing pipes having a transverse profile from thermoplastic materialHEGLER RALPH PETER·Filed 2008·Application pending·0 cites
- 1553US8783299B2Method of and apparatus for continuously producing a twin-wall pipe comprising pipe socket and twin-wall pipeHEGLER RALPH PETER·Filed 2008·Granted Jul 22, 2014·0 cites·8 claims
- 1644US2008040989A1Pipe construction kit for sewer pipelineHEGLER RALPH PETER·Filed 2005·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →