Inventor · disambiguated record
Donald R. Bell
Also filed as: BELL DONALD R · BELL DONALD ROBERT
17 granted patents·1 pending application·945 citations·filing 1990–2014
96Inventor score
Top patents by PatentIndex Score
18 records- 0198US5505747AMethod of making an abrasive articleMINNESOTA MINING & MFG·Filed 1994·Granted Apr 9, 1996·265 cites·64 claims
- 0297US5840089AMethod of making an abrasive articleMINNESOTA MINING & MFG·Filed 1997·Granted Nov 24, 1998·131 cites·52 claims
- 0396US5672186AMethod of making an abrasive articleMINNESOTA MINING & MFG·Filed 1996·Granted Sep 30, 1997·106 cites·32 claims
- 0493US7044834B2Abrasive article3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted May 16, 2006·15 cites·22 claims
- 0593US6579162B2Abrasive article3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Jun 17, 2003·39 cites·32 claims
- 0691US5607345AAbrading apparatusMINNESOTA MINING & MFG·Filed 1994·Granted Mar 4, 1997·86 cites·52 claims
- 0789US5667540AMethod of making an abrasive articleMINNESOTA MINING & MFG·Filed 1996·Granted Sep 16, 1997·47 cites·33 claims
- 0887US8865633B2Gear oil compositionsMACPHERSON IAN·Filed 2011·Granted Oct 21, 2014·6 cites·9 claims
- 0987US6884157B2Abrasive article3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Apr 26, 2005·19 cites·22 claims
- 1085US6197076B1Abrasive article method of making same and abrading apparatus3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted Mar 6, 2001·78 cites·16 claims
- 1185US5725423AAbrading apparatusMINNESOTA MINING & MFG·Filed 1997·Granted Mar 10, 1998·43 cites·24 claims
- 1279US6579161B1Abrasive article3M INNOVATIVE PROPERTIES CO·Filed 1996·Granted Jun 17, 2003·42 cites·72 claims
- 1369US5591237AFuel additive concentrate with enhanced storage stabilityETHYL CORP·Filed 1995·Granted Jan 7, 1997·25 cites·13 claims
- 1467US5026885AProcess for preparing transition metal cyclopentadienyl carbonyl compoundsETHYL CORP·Filed 1990·Granted Jun 25, 1991·12 cites·14 claims
- 1563US2015038382A1Gear oil compositionsMACPHERSON IAN·Filed 2014·Application pending·0 cites
- 1657US5612295ALubricant additive compositionsETHYL CORP·Filed 1996·Granted Mar 18, 1997·15 cites·22 claims
- 1757US4946975AProcess for making methylcyclopentadienyl manganese tricarbonyl compoundsETHYL CORP·Filed 1990·Granted Aug 7, 1990·7 cites·15 claims
- 1850US5240630ARefrigeration compositions containing diester-amides of dialkanolaminesETHYL CORP·Filed 1992·Granted Aug 31, 1993·9 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →