Inventor · disambiguated record
Lennart Agren
Also filed as: AANGSTROEM GREN LENNART · AGREN LENNART
5 granted patents·154 citations·filing 1989–1997
83Inventor score
Top patents by PatentIndex Score
5 records- 0182US4929409AMethod in manufacturing a heat insulated tube and a device in extruders for manufacturing the tubeUPONOR AB·Filed 1989·Granted May 29, 1990·48 cites·10 claims
- 0281US5148837APipe for relining underground pipelinesUPONOR NV·Filed 1989·Granted Sep 22, 1992·52 cites·4 claims
- 0370US5469891AMethod for relining underground pipelinesUPONOR INNOVATION AB·Filed 1992·Granted Nov 28, 1995·26 cites·2 claims
- 0445US5139730AMethod and apparatus for manufacturing ribbed pipeUPONOR NV·Filed 1990·Granted Aug 18, 1992·16 cites·12 claims
- 0535US6302983B1Method for lining underground pipelinesUPONOR INNOVATION AB·Filed 1997·Granted Oct 16, 2001·12 cites·13 claims
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