Inventor · disambiguated record
Per Karlsson
Also filed as: KARLSSON PER · KARLSSON PER-OLLE
10 granted patents·96 citations·filing 1975–2023
88Inventor score
Files withTETRA LAVAL HOLDINGS & FINANCE4GRAENGES OXELOESUNDS JAERNVERK3SSAB SVENSKT STAL AB2ROSEMOUNT TANK RADAR AB1
Top patents by PatentIndex Score
10 records- 0189US10350832B2Simplified transversal induction sealing deviceTETRA LAVAL HOLDINGS & FINANCE·Filed 2015·Granted Jul 16, 2019·7 cites·22 claims
- 0288US7551122B1Radar level gauge system and method providing a signal indicative of process reliabilityROSEMOUNT TANK RADAR AB·Filed 2007·Granted Jun 23, 2009·21 cites·40 claims
- 0377US4126491AMethod and apparatus for producing metal blanks, in particular steel slabs, which at least in a predetermined surface area have substantially no defectsGRAENGES OXELOESUNDS JAERNVERK·Filed 1975·Granted Nov 21, 1978·25 cites·39 claims
- 0473US12240643B2Induction heat sealing device and a method for transversally seal a tube of packaging materialTETRA LAVAL HOLDINGS & FINANCE·Filed 2023·Granted Mar 4, 2025·0 cites·8 claims
- 0568US4041379AApparatus for testing metal blanks utilizing at least one inspecting head moved along the surface thereofGRAENGES OXELOESUNDS JAERNVERK·Filed 1975·Granted Aug 9, 1977·22 cites·22 claims
- 0659US12122547B2Induction heat sealing device and a method for transversally seal a tube of packaging materialTETRA LAVAL HOLDINGS & FINANCE·Filed 2020·Granted Oct 22, 2024·0 cites·18 claims
- 0757US12258168B2Inductor for transversal sealing, a packaging machine comprising the inductor for transversal sealing and a method thereofTETRA LAVAL HOLDINGS & FINANCE·Filed 2021·Granted Mar 25, 2025·0 cites·16 claims
- 0851US4175729AMethod and apparatus for producing metal blanks, in particular steel slabs, which at least in a predetermined surface area have substantially no defectsSSAB SVENSKT STAL AB·Filed 1978·Granted Nov 27, 1979·12 cites·10 claims
- 0937US4138277AMethod and apparatus for producing metal blanks, in particular steel slabs, which at least in a predetermined surface area have substantially no defectsGRAENGES OXELOESUNDS JAERNVERK·Filed 1976·Granted Feb 6, 1979·6 cites·17 claims
- 1030US4280094ATest plate method and an arrangement for testing the serviceability and for setting and calibrating a test apparatus for the non-destructive electrical or magnetic testing of metallic blanksSSAB SVENSKT STAL AB·Filed 1978·Granted Jul 21, 1981·3 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →