Inventor · disambiguated record
David R. Markus
Also filed as: MARKUS DAVID R
4 granted patents·149 citations·filing 1991–1991
79Inventor score
Files withWESTINGHOUSE ELECTRIC CORP4
Top patents by PatentIndex Score
4 records- 0188US5264778AApparatus protecting a synchronous machine from under excitationWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Nov 23, 1993·82 cites·7 claims
- 0275US5315229AMinimum time delay filtering method for automatic voltage regulatorsWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted May 24, 1994·40 cites·15 claims
- 0362US5305234AThermal protection apparatus for a synchronous machineWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Apr 19, 1994·26 cites·16 claims
- 0426US5103162AApparatus for determining when a preselected phase relationship exists between two periodic waveformsWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Apr 7, 1992·1 cites·11 claims
Join the waitlist — get patent alerts
Get an alert when David R. Markus 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 →