Inventor · disambiguated record
Robert D. Kampfer
Also filed as: KAMPFER ROBERT D
14 granted patents·2 pending applications·895 citations·filing 1977–2006
95Inventor score
Files with3M INNOVATIVE PROPERTIES CO10MINNESOTA MINING & MFG43M INNOVATIVE COMPANY1MINNESOTAMINING AND MANUFACTUR1
Top patents by PatentIndex Score
16 records- 0197US6132660AMethod for forming headed stem mechanical fasteners3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted Oct 17, 2000·150 cites·14 claims
- 0294US6106922ACoextruded mechanical fastener constructions3M INNOVATIVE COMPANY·Filed 1997·Granted Aug 22, 2000·142 cites·18 claims
- 0394US6000106ASuperimposed embossing of capped stem mechanical fastener structures3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Dec 14, 1999·93 cites·19 claims
- 0494US5868987ASuperimposed embossing of capped stem mechanical fastener structuresMINNESOTAMINING AND MANUFACTUR·Filed 1997·Granted Feb 9, 1999·118 cites·27 claims
- 0593US4563565AMethod for forming a peripheral edge on contact lensesMINNESOTA MINING & MFG·Filed 1983·Granted Jan 7, 1986·116 cites·26 claims
- 0691US6489003B1Elastic fastener3M INNOVATIVE PROPERTIES CO·Filed 1998·Granted Dec 3, 2002·63 cites·13 claims
- 0786US6592800B1Apparatus and method for making a mechanical fastener3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted Jul 15, 2003·68 cites·44 claims
- 0884USD505064SBundling strap3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted May 17, 2005·29 cites·1 claims
- 0984US4138211AThermomechanical candle snufferMINNESOTA MINING & MFG·Filed 1977·Granted Feb 6, 1979·36 cites·7 claims
- 1080US6902389B2Wire wound tooling3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Jun 7, 2005·17 cites·51 claims
- 1173US7052639B2Wire wound tooling3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted May 30, 2006·2 cites·8 claims
- 1271USD500671SSelf-engaging bundling strap provided with machine readable code3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Jan 11, 2005·18 cites·1 claims
- 1371US5556826ALaser perforation of paperMINNESOTA MINING & MFG·Filed 1995·Granted Sep 17, 1996·27 cites·20 claims
- 1459US5444035ALaser perforation of paperMINNESOTA MINING & MFG·Filed 1994·Granted Aug 22, 1995·16 cites·32 claims
- 1557US2006188599A1Wire wound tooling3M INNOVATIVE PROPERTIES CO·Filed 2006·Application pending·0 cites
- 1640US2003015819A1Elastic fastener3M INNOVATIVE PROPERTIES CO·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →