Inventor · disambiguated record
Lennart L. Carlson
Also filed as: CARLSON LENNART · CARLSON LENNART L
8 granted patents·924 citations·filing 1974–2007
92Inventor score
Top patents by PatentIndex Score
8 records- 0197US5454061AApparatus and method for making flexible tubing with helically wound heating conductorSTEWARD PLASTICS·Filed 1994·Granted Sep 26, 1995·214 cites·16 claims
- 0295US7965930B2Flexible tubing with imbedded helical conductors and method of makingCARLSON ERIC·Filed 2007·Granted Jun 21, 2011·66 cites·17 claims
- 0395US5848223ADouble-walled flexible tubing product with helical support bead and heating conductor and apparatus and method for makingSTEWARD PLASTICS·Filed 1996·Granted Dec 8, 1998·139 cites·20 claims
- 0495US5637168AApparatus and method for making flexible tubing with helically wound heating conductorSTEWARD PLASTICS·Filed 1995·Granted Jun 10, 1997·152 cites·9 claims
- 0595US3963856AFlexible, corrugated, plastic tubing having conductive helical beadSTEWARD PLASTICS·Filed 1974·Granted Jun 15, 1976·136 cites·12 claims
- 0691US6190480B1Method of making a double-walled flexible tubing product with helical support bead and heating conductorSTEWARD PLASTICS·Filed 1998·Granted Feb 20, 2001·104 cites·22 claims
- 0790US4337800ATwo piece extruded hoseSTEWARD PLASTICS·Filed 1980·Granted Jul 6, 1982·81 cites·3 claims
- 0869US4375381ATwo piece extruded hoseSTEWARD PLASTICS·Filed 1981·Granted Mar 1, 1983·32 cites·3 claims
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