Inventor · disambiguated record
Timothy L. Hoopman
Also filed as: HOOPMAN TIMOTHY L · HOOPMAN TIMOTHY LEE
37 granted patents·4 pending applications·4,897 citations·filing 1984–2022
99Inventor score
Files withMINNESOTA MINING & MFG193M INNOVATIVE PROPERTIES CO163M INNOVATIVE PROPERTIES COMPANY1HOOPMAN TIMOTHY L1HOOPMAN TIMOTHY LEE1
Top patents by PatentIndex Score
41 records- 0199US5946991AMethod for knurling a workpiece3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted Sep 7, 1999·344 cites·15 claims
- 0299US5672097AAbrasive article for finishingMINNESOTA MINING & MFG·Filed 1995·Granted Sep 30, 1997·437 cites·16 claims
- 0399US4775219ACube-corner retroreflective articles having tailored divergence profilesMINNESOTA MINING & MFG·Filed 1986·Granted Oct 4, 1988·450 cites·79 claims
- 0499US4588258ACube-corner retroreflective articles having wide angularity in multiple viewing planesMINNESOTA MINING & MFG·Filed 1984·Granted May 13, 1986·615 cites·8 claims
- 0598US6354709B1Optical film3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Mar 12, 2002·329 cites·25 claims
- 0698US6129540AProduction tool for an abrasive article and a method of making sameMINNESOTA MINING & MFG·Filed 1997·Granted Oct 10, 2000·345 cites·16 claims
- 0798US5300263AMethod of making a microlens array and moldMINNESOTA MINING & MFG·Filed 1992·Granted Apr 5, 1994·157 cites·27 claims
- 0898US4938563AHigh efficiency cube corner retroflective materialMINNESOTA MINING & MFG·Filed 1988·Granted Jul 3, 1990·232 cites·23 claims
- 0996US6247986B1Method for precise molding and alignment of structures on a substrate using a stretchable mold3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Jun 19, 2001·101 cites·16 claims
- 1096US6076248AMethod of making a master tool3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted Jun 20, 2000·145 cites·8 claims
- 1196US5975987AMethod and apparatus for knurling a workpiece, method of molding an article with such workpiece, and such molded article3M INNOVATIVE PROPERTIES CO·Filed 1995·Granted Nov 2, 1999·345 cites·35 claims
- 1296US5317805AMethod of making microchanneled heat exchangers utilizing sacrificial coresMINNESOTA MINING & MFG·Filed 1993·Granted Jun 7, 1994·261 cites·31 claims
- 1396US5268782AMicro-ridged, polymeric liquid crystal display substrate and display deviceMINNESOTA MINING & MFG·Filed 1992·Granted Dec 7, 1993·165 cites·24 claims
- 1496US4871623ASheet-member containing a plurality of elongated enclosed electrodeposited channels and methodMINNESOTA MINING & MFG·Filed 1988·Granted Oct 3, 1989·70 cites·14 claims
- 1594US6616887B2Method for precise molding and alignment of structures on a substrate using a stretchable mold3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Sep 9, 2003·39 cites·12 claims
- 1694US6581286B2Method of making tool to produce optical film3M INNOVATIVE PROPERTIES CO·Filed 2002·Granted Jun 24, 2003·85 cites·1 claims
- 1794US5681217AAbrasive article, a method of making same, and a method of using same for finishingMINNESOTA MINING & MFG·Filed 1996·Granted Oct 28, 1997·165 cites·16 claims
- 1893US7510462B2Multi-diamond cutting tool assembly for creating microreplication tools3M INNOVATIVE PROPERTIES CO·Filed 2006·Granted Mar 31, 2009·21 cites·18 claims
- 1993US5439621AMethod of making an array of variable focal length microlensesMINNESOTA MINING & MFG·Filed 1993·Granted Aug 8, 1995·118 cites·8 claims
- 2090US6984935B2Method for precise molding and alignment of structures on a substrate using a stretchable mold3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Jan 10, 2006·23 cites·19 claims
- 2190US5070606AMethod for producing a sheet member containing at least one enclosed channelMINNESOTA MINING & MFG·Filed 1989·Granted Dec 10, 1991·66 cites·24 claims
- 2289US5249358AJet impingment plate and method of makingMINNESOTA MINING & MFG·Filed 1992·Granted Oct 5, 1993·66 cites·23 claims
- 2387US6325610B2Apparatus for precise molding and alignment of structures on a substrate using a stretchable mold3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Dec 4, 2001·20 cites·1 claims
- 2484US6352763B1Curable slurry for forming ceramic microstructures on a substrate using a mold3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Mar 5, 2002·39 cites·55 claims
- 2584US5519539AMicrolens array with microlenses having modified polygon perimetersMINNESOTA MINING & MFG·Filed 1993·Granted May 21, 1996·50 cites·8 claims
- 2683US6802754B2Method for precise molding and alignment of structures on a substrate using a stretchable mold3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Oct 12, 2004·13 cites·10 claims
- 2781US5658184ANail tool and method of using same to file, polish and/or buff a fingernail or a toenailMINNESOTA MINING & MFG·Filed 1995·Granted Aug 19, 1997·62 cites·20 claims
- 2879US7166140B2High capture efficiency bafflePHILLIPS PLASTICS CORP·Filed 2003·Granted Jan 23, 2007·38 cites·39 claims
- 2972US5454951ASeparation-science medium support plateMINNESOTA MINING & MFG·Filed 1993·Granted Oct 3, 1995·34 cites·19 claims
- 3063USD366365SCoated abrasive sheet articleMINNESOTA MINING & MFG·Filed 1994·Granted Jan 23, 1996·10 cites·1 claims
- 3158US8201865B2Pipe gripper device for pulling pipe and methods of useHOOPMAN TIMOTHY L·Filed 2009·Granted Jun 19, 2012·3 cites·20 claims
- 3258USD550296SDeck of playing cardsHOOPMAN TIMOTHY LEE·Filed 2006·Granted Sep 4, 2007·12 cites·1 claims
- 3357US6386079B2Method and apparatus for knurling a workpiece, method of molding an article with such workpiece, and such molded article3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted May 14, 2002·4 cites·2 claims
- 3453US6238611B1Method and apparatus for knurling a workpiece, method of molding an article with such workpiece and such molded article3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted May 29, 2001·10 cites·15 claims
- 3551US4839227AResilient electrically and thermally conductive flexible compositeMINNESOTA MINING & MFG·Filed 1987·Granted Jun 13, 1989·17 cites·9 claims
- 3650US2005140093A1Cards for columnar card gamesFiled 2003·Application pending·0 cites
- 3748US6959575B2Kurling tool3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Nov 1, 2005·1 cites·9 claims
- 3846US2025033923A1Festoon form tape packaging3M INNOVATIVE PROPERTIES COMPANY·Filed 2022·Application pending·0 cites
- 3945US2002028264A1Tools to manufacture abrasive articles3M INNOVATIVE PROPERTIES CO·Filed 2001·Application pending·0 cites
- 4044US2002009514A1Tools to manufacture abrasive articlesFiled 2000·Application pending·0 cites
- 4132USRE34651ESheet-member containing a plurality of elongated enclosed electrodeposited channels and methodMINNESOTA MINING & MFG·Filed 1990·Granted Jun 28, 1994·5 cites·1 claims
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