Inventor · disambiguated record
Alan D. Crapo
Also filed as: CRAPO ALAN D
15 granted patents·529 citations·filing 1987–2010
95Inventor score
Top patents by PatentIndex Score
15 records- 0194US6707209B2Reduced cogging torque permanent magnet electric machine with rotor having offset sectionsEMERSON ELECTRIC CO·Filed 2001·Granted Mar 16, 2004·91 cites·18 claims
- 0293US6717314B2Interior permanent magnet motor for use in washing machinesEMERSON ELECTRIC CO·Filed 2002·Granted Apr 6, 2004·55 cites·23 claims
- 0389US5177054AFlux trapped superconductor motor and method thereforEMERSON ELECTRIC CO·Filed 1991·Granted Jan 5, 1993·76 cites·13 claims
- 0488US5532534ABrushless permanent magnet condenser motor for refrigerationEMERSON ELECTRIC CO·Filed 1994·Granted Jul 2, 1996·69 cites·12 claims
- 0586US6946760B2Brushless permanent magnet motor with high power density, low cogging and low vibrationEMERSON ELECTRIC CO·Filed 2003·Granted Sep 20, 2005·31 cites·15 claims
- 0684US7709992B2Electric machineEMERSON ELECTRIC CO·Filed 2008·Granted May 4, 2010·15 cites·53 claims
- 0784US6597078B2Electric power steering system including a permanent magnet motorEMERSON ELECTRIC CO·Filed 2001·Granted Jul 22, 2003·27 cites·18 claims
- 0881US6727623B2Reduced impedance interior permanent magnet machineEMERSON ELECTRIC CO·Filed 2002·Granted Apr 27, 2004·25 cites·21 claims
- 0981US4858044ADisc drive spindle motor with low cogging torqueSEAGATE TECHNOLOGY·Filed 1987·Granted Aug 15, 1989·45 cites·21 claims
- 1079US7245054B1Permanent magnet electric machine having reduced cogging torqueEMERSON ELECTRIC CO·Filed 2000·Granted Jul 17, 2007·26 cites·28 claims
- 1174US7034423B2Electric power steering system including a permanent magnet motorEMERSON ELECTRIC CO·Filed 2003·Granted Apr 25, 2006·16 cites·18 claims
- 1270US8288913B1Exposed bar induction motor with punched-to-size air gapBOURQUIN THOMAS M·Filed 2010·Granted Oct 16, 2012·5 cites·20 claims
- 1353US5144179ASuperconducting brushless homopolar motor with multiple winding rotorEMERSON ELECTRIC CO·Filed 1991·Granted Sep 1, 1992·19 cites·10 claims
- 1448US5138207AFlux trapped superconductor sychronous motor with creep compensationEMERSON ELECTRIC CO·Filed 1991·Granted Aug 11, 1992·16 cites·14 claims
- 1543US5696416AMounting of motor for refrigerationEMERSON ELECTRIC CO·Filed 1994·Granted Dec 9, 1997·13 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →