Inventor · disambiguated record
Thomas P. Hedblom
Also filed as: HEDBLOM THOMAS P
28 granted patents·5 pending applications·1,150 citations·filing 1990–2020
97Inventor score
Files with3M INNOVATIVE PROPERTIES CO15MINNESOTA MINING & MFG14CORNING RES & DEV CORP3HEDBLOM THOMAS P1
Top patents by PatentIndex Score
33 records- 0196US5928761ARetroreflective black pavement marking articlesMINNESOTA MINING & MFG·Filed 1997·Granted Jul 27, 1999·96 cites·28 claims
- 0296US5286682AYellow retroreflective pavement markingsMINNESOTA MINING & MFG·Filed 1992·Granted Feb 15, 1994·79 cites·28 claims
- 0395US4988555APatterned pavement markingMINNESOTA MINING & MFG·Filed 1990·Granted Jan 29, 1991·98 cites·10 claims
- 0495US4988541AProcess for making retroreflector sheetMINNESOTA MINING & MFG·Filed 1990·Granted Jan 29, 1991·91 cites·6 claims
- 0594US5777791AWet retroreflective pavement marking articlesMINNESOTA MINING & MFG·Filed 1996·Granted Jul 7, 1998·85 cites·12 claims
- 0694US5227221APatterned skid preventative sheetMINNESOTA MINING & MFG·Filed 1991·Granted Jul 13, 1993·100 cites·9 claims
- 0793US5774265ADurable retroreflective elementsMINNESOTA MINING & MFG·Filed 1996·Granted Jun 30, 1998·87 cites·25 claims
- 0893US5417515ARetroreflective article with dual reflectorMINNESOTA MINING & MFG·Filed 1994·Granted May 23, 1995·70 cites·17 claims
- 0992US6479132B2Pavement marking articles having enhanced retroreflectivity under dry or wet conditions and method for making same3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Nov 12, 2002·53 cites·32 claims
- 1090US7168815B2Retroreflective elements and articles3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Jan 30, 2007·26 cites·10 claims
- 1190US6365262B1Pavement marking articles having enhanced retroreflectivity under dry or wet conditions and method for making same3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Apr 2, 2002·65 cites·33 claims
- 1283US7156528B2Retroreflective elements and articles3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Jan 2, 2007·27 cites·28 claims
- 1380US10725260B2Distribution cabling tape and systemCORNING RES & DEV CORP·Filed 2020·Granted Jul 28, 2020·1 cites·9 claims
- 1477US5676488APavement marking with multiple topcoatsMINNESOTA MINING & MFG·Filed 1995·Granted Oct 14, 1997·38 cites·23 claims
- 1576US10606018B2Distribution cabling tape and systemCORNING RES & DEV CORP·Filed 2017·Granted Mar 31, 2020·2 cites·12 claims
- 1675US5593246APatterned chalk-resistant pavement marking and method of makingMINNESOTA MINING & MFG·Filed 1994·Granted Jan 14, 1997·44 cites·27 claims
- 1774US6247818B1Method for making retroreflective elements having enhanced retroreflectivity under dry and/or wet conditions3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Jun 19, 2001·47 cites·22 claims
- 1873US7413316B2Retroreflective elements and articles3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Aug 19, 2008·1 cites·17 claims
- 1973US5571362AMethod for making retroreflective article with dual reflectorsMINNESOTA MINING & MFG·Filed 1995·Granted Nov 5, 1996·27 cites·12 claims
- 2067US5683746APatterned pavement markings with upright retroreflectorsMINNESOTA MINING & MFG·Filed 1996·Granted Nov 4, 1997·24 cites·8 claims
- 2167US5670227APatterned pavement markings with upright retroreflectorsMINNESOTA MINING & MFG·Filed 1996·Granted Sep 23, 1997·30 cites·43 claims
- 2265US7458693B2Retroreflective elements and articles3M INNOVATIVE PROPERTIES CO·Filed 2008·Granted Dec 2, 2008·3 cites·12 claims
- 2364US2020341225A1Distribution cabling tape and systemCORNING RES & DEV CORP·Filed 2020·Application pending·0 cites
- 2461US10344133B2Pavement marking tape with modified polyurethane topcoat3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Jul 9, 2019·0 cites·9 claims
- 2558US5763000APavement marking with multiple topcoatsMINNESOTA MINING & MFG·Filed 1997·Granted Jun 9, 1998·20 cites·13 claims
- 2655US2021180274A1Pavement markings and pavement marking system for lane identification3M INNOVATIVE PROPERTIES CO·Filed 2018·Application pending·0 cites
- 2751US6431788B1Wear resistant pavement marking3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Aug 13, 2002·21 cites·15 claims
- 2850US11124933B2Pavement marking system for lane identification3M INNOVATIVE PROPERTIES CO·Filed 2018·Granted Sep 21, 2021·0 cites·20 claims
- 2947US2021087116A1Nanocrystalline ceramic oxide beads3M INNOVATIVE PROPERTIES CO·Filed 2018·Application pending·0 cites
- 3046US6966660B1Article exhibiting dry and wet retroreflectivity3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted Nov 22, 2005·15 cites·22 claims
- 3143US10753053B2Pavement marking compositionHEDBLOM THOMAS P·Filed 2011·Granted Aug 25, 2020·0 cites·12 claims
- 3240US2020024813A1White pavement marking3M INNOVATIVE PROPERTIES CO·Filed 2018·Application pending·0 cites
- 3337US2005100709A1Retroreflective elements comprising a bonded resin core and pavement markings3M INNOVATIVE PROPERTIES CO·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →