Assignee
UNICOR ROHRSYSTEME GMBH
DE·12 granted patents·1 pending application·86 citations·filing 1990–2003
Top patents by PatentIndex Score
13 records- 0167US7207791B2Device for the production of transversely ribbed pipesUNICOR ROHRSYSTEME GMBH·Filed 2003·Granted Apr 24, 2007·7 cites·3 claims
- 0264US7306448B2Mobile impression half-mould for a corrugator for making pipes with transverse ribsUNICOR ROHRSYSTEME GMBH·Filed 2002·Granted Dec 11, 2007·6 cites·5 claims
- 0357US4983347AMethod of producing an internally smooth, externally ribbed tube from extrudable plastic and apparatus for carrying out the methodUNICOR ROHRSYSTEME GMBH·Filed 1990·Granted Jan 8, 1991·21 cites·14 claims
- 0456US7153117B2Device for producing tubes provided with cross ribsUNICOR ROHRSYSTEME GMBH·Filed 2003·Granted Dec 26, 2006·2 cites·8 claims
- 0553US7172402B2Mold jaw halves for an apparatus for producing transversely ribbed tubesUNICOR ROHRSYSTEME GMBH·Filed 2003·Granted Feb 6, 2007·1 cites·4 claims
- 0652US6015282AApparatus for the production of corrugated plastic tubesUNICOR ROHRSYSTEME GMBH·Filed 1998·Granted Jan 18, 2000·14 cites·4 claims
- 0744US6641383B1Device for the production of tubes with transverse wallsUNICOR ROHRSYSTEME GMBH·Filed 2000·Granted Nov 4, 2003·1 cites·3 claims
- 0844US6616437B1Device for continuously producing seamless plastic tubesUNICOR ROHRSYSTEME GMBH·Filed 1999·Granted Sep 9, 2003·11 cites·6 claims
- 0936US6748992B1Facility for manufacturing multilayered composite tubesUNICOR ROHRSYSTEME GMBH·Filed 1999·Granted Jun 15, 2004·8 cites·17 claims
- 1036US6206670B1Process for the production if transversely ribbed tubesUNICOR ROHRSYSTEME GMBH·Filed 1998·Granted Mar 27, 2001·7 cites·6 claims
- 1136US2006034964A1Apparatus for the production of transversely ribbed pipesUNICOR ROHRSYSTEME GMBH·Filed 2003·Application pending·0 cites
- 1229US6309205B1Device for producing cross-finned pipesUNICOR ROHRSYSTEME GMBH·Filed 1998·Granted Oct 30, 2001·2 cites·9 claims
- 1321US6149421ADevice for producing cross-finned pipesUNICOR ROHRSYSTEME GMBH·Filed 1998·Granted Nov 21, 2000·6 cites·5 claims
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