Inventor · disambiguated record
Richard M. Pihl
Also filed as: PIHL RICHARD M
22 granted patents·1,280 citations·filing 1993–2004
97Inventor score
Top patents by PatentIndex Score
22 records- 0197US5679067AMolded abrasive brushMINNESOTA MINING & MFG·Filed 1995·Granted Oct 21, 1997·187 cites·36 claims
- 0296US5460883AComposite abrasive filaments, methods of making same, articles incorporating same, and methods of using said articlesMINNESOTA MINING & MFG·Filed 1993·Granted Oct 24, 1995·81 cites·20 claims
- 0395US5903951AMolded brush segmentMINNESOTA MINING & MFG·Filed 1996·Granted May 18, 1999·222 cites·77 claims
- 0495US5443906AAbrasive filaments comprising abrasive-filled thermoplastic elastomer, methods of making same, articles incorporting same and methods of using said articlesMINNESOTA MINING & MFG·Filed 1994·Granted Aug 22, 1995·118 cites·23 claims
- 0594US6352471B1Abrasive brush with filaments having plastic abrasive particles therein3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Mar 5, 2002·78 cites·22 claims
- 0693US6261156B1Molded abrasive brush3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Jul 17, 2001·58 cites·7 claims
- 0793US5427595AAbrasive filaments comprising abrasive-filled thermoplastic elastomer, methods of making same, articles incorporating same and methods of using said articlesMINNESOTA MINING & MFG·Filed 1993·Granted Jun 27, 1995·138 cites·12 claims
- 0889US6126533AMolded abrasive brush3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted Oct 3, 2000·83 cites·31 claims
- 0988US5571296AMethod of making composite abrasive filamentsMINNESOTA MINING & MFG·Filed 1995·Granted Nov 5, 1996·43 cites·6 claims
- 1085USD381139SMolded abrasive brushMINNESOTA MINING & MFG·Filed 1995·Granted Jul 15, 1997·29 cites·1 claims
- 1184US5915436AMolded brushMINNESOTA MINING & MFG·Filed 1996·Granted Jun 29, 1999·55 cites·61 claims
- 1279US5616411AComposite abrasive filaments, methods of making same, articles incorporating same, and methods of using said articlesMINNESOTA MINING & MFG·Filed 1993·Granted Apr 1, 1997·25 cites·16 claims
- 1376USD424765SCenter portion of a brush3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted May 9, 2000·20 cites·1 claims
- 1476US5491025AAbrasive filaments comprising abrasive-filled thermoplastic elastomerMINNESOTA MINING & MFG·Filed 1995·Granted Feb 13, 1996·27 cites·21 claims
- 1575US5518794AAbrasive article incorporating composite abrasive filamentMINNESOTA MINING & MFG·Filed 1995·Granted May 21, 1996·22 cites·3 claims
- 1674US5737794AComposite abrasive filaments, methods of making same, articles incorporating same, and methods of using said articlesMINNESOTA MINING & MFG·Filed 1996·Granted Apr 14, 1998·22 cites·2 claims
- 1770USD424258SBristles of a brush3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted May 2, 2000·15 cites·1 claims
- 1867US7121937B2Abrasive brush elements and segments3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Oct 17, 2006·15 cites·48 claims
- 1962USD427395SBristles of a brush3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted Jun 27, 2000·11 cites·1 claims
- 2058US5837179AMethod of making abrasive filaments comprising abrasive-filled thermoplastic elastomerMINNESOTA MINING & MFG·Filed 1995·Granted Nov 17, 1998·14 cites·12 claims
- 2157USD425269SBristles of a brush3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted May 16, 2000·9 cites·1 claims
- 2256US7081043B2Molded abrasive brush and methods of using for manufacture of printed circuit boards3M INNOVATIVE PROPERTIES CO·Filed 2004·Granted Jul 25, 2006·8 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →