Inventor · disambiguated record
Charles E. Mendenhall
Also filed as: MENDENHALL CHARLES E
8 granted patents·198 citations·filing 1976–1981
88Inventor score
Top patents by PatentIndex Score
8 records- 0193US4268905AAutonomous fault diagnosis for disk drive using an internal microprocessorSPERRY RAND CORP·Filed 1978·Granted May 19, 1981·54 cites·10 claims
- 0288US4415844ADigital motor speed controllerPRIAM·Filed 1981·Granted Nov 15, 1983·68 cites·10 claims
- 0382US4233666ADrive power sequencingSPERRY RAND CORP·Filed 1978·Granted Nov 11, 1980·33 cites·16 claims
- 0468US4200845APhase comparator with dual phase detectorsSPERRY CORP·Filed 1978·Granted Apr 29, 1980·13 cites·8 claims
- 0560US4096426ANon-linear error signal attenuator for servo systemSPERRY RAND CORP·Filed 1976·Granted Jun 20, 1978·14 cites·4 claims
- 0659US4092682ACross coupled demodulator for generating a servo head position error signalSPERRY RAND CORP·Filed 1976·Granted May 30, 1978·9 cites·5 claims
- 0741US4189784AAdaptive circuit for extracting timing information from a repetitive series of time coherent pulsesSPERRY CORP·Filed 1978·Granted Feb 19, 1980·4 cites·5 claims
- 0839US4092683ADual-mode demodulator for movement of a servo headSPERRY RAND CORP·Filed 1976·Granted May 30, 1978·3 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Charles E. Mendenhall files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →