Inventor · disambiguated record
John Kardash
Also filed as: KARDASH JOHN · KARDASH JOHN J
9 granted patents·177 citations·filing 1978–1999
90Inventor score
Top patents by PatentIndex Score
9 records- 0175US6153989AMotor driver circuit for driving and decelerating DC motorsQUANTUM CORP·Filed 1999·Granted Nov 28, 2000·40 cites·34 claims
- 0274US6124689ATrapezoidal spindle motor driverQUANTUM CORP·Filed 1999·Granted Sep 26, 2000·27 cites·40 claims
- 0373US6137329ALoad voltage slew-rate controllerQUANTUM CORP·Filed 1998·Granted Oct 24, 2000·28 cites·24 claims
- 0466US4266218AAlarm system control circuitCHERRY SEMICONDUCTOR CORP·Filed 1978·Granted May 5, 1981·18 cites·24 claims
- 0563US5990656AFrequency detectorQUANTUM CORP·Filed 1998·Granted Nov 23, 1999·24 cites·27 claims
- 0661US5691856AApparatus and method for providing selective hysteresis for zero crossings of a disk drive spindle motorQUANTUM CORP·Filed 1995·Granted Nov 25, 1997·16 cites·15 claims
- 0753US5929622ABalanced current mirrorQUANTUM CORP·Filed 1998·Granted Jul 27, 1999·13 cites·32 claims
- 0837US4508939ALast number redial deviceCOMDIAL TECHNOLOGY CORP·Filed 1983·Granted Apr 2, 1985·6 cites·17 claims
- 0933US4581488ALast number redial deviceCOMDIAL TECHNOLOGY CORP·Filed 1985·Granted Apr 8, 1986·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →