Assignee
SEIBERCO INC
US·10 granted patents·253 citations·filing 1986–2002
Top patents by PatentIndex Score
10 records- 0188US6844647B2Permanent magnet motor having flux density characteristics that are internally variableSEIBERCO INC·Filed 2002·Granted Jan 18, 2005·45 cites·22 claims
- 0288US4687961APolyphase DC motor with sensor polesSEIBERCO INC·Filed 1986·Granted Aug 18, 1987·58 cites·25 claims
- 0383US5329195ASensor motorSEIBERCO INC·Filed 1992·Granted Jul 12, 1994·61 cites·18 claims
- 0466US6384563B1Method and apparatus for load torque detection and drive current optimizationSEIBERCO INC·Filed 2000·Granted May 7, 2002·17 cites·13 claims
- 0558US6548977B2Motor tracking control systemSEIBERCO INC·Filed 2001·Granted Apr 15, 2003·16 cites·29 claims
- 0653US5838122AMotor initialization method and apparatusSEIBERCO INC·Filed 1996·Granted Nov 17, 1998·19 cites·6 claims
- 0749US6150788ALoad torque detection and drive current optimization determination metSEIBERCO INC·Filed 1999·Granted Nov 21, 2000·15 cites·27 claims
- 0846US6555987B2Step motor control for accommodating friction load variationSEIBERCO INC·Filed 2001·Granted Apr 29, 2003·4 cites·7 claims
- 0936US5844393AStepper drive control using variable step angleSEIBERCO INC·Filed 1997·Granted Dec 1, 1998·8 cites·25 claims
- 1029US5770829AGeneral purpose position control system having recursive profile generatorSEIBERCO INC·Filed 1997·Granted Jun 23, 1998·10 cites·7 claims
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