Inventor · disambiguated record
Earnest R. Harrison
Also filed as: HARRISON EARNEST R · HARRISON EARNEST R JR · HARRISON JR EARNEST R · HARRISON JR EARNEST ROBERTS
18 granted patents·390 citations·filing 1971–1998
95Inventor score
Files withHALLIBURTON GEOPHYS SERVICE4WESTINGHOUSE ELECTRIC CORP4NORTHROP GRUMMAN CORP3TEXAS INSTRUMENTS INC3INPUT OUTPUT INC2
Top patents by PatentIndex Score
18 records- 0194US3991361ASemi-automatic compass calibrator apparatus for a vehicle mounted flux gate compass system to cancel out effect of local magnetic disturbancesWESTINGHOUSE ELECTRIC CORP·Filed 1975·Granted Nov 9, 1976·79 cites·10 claims
- 0284US4083049AMoving target radarWESTINGHOUSE ELECTRIC CORP·Filed 1971·Granted Apr 4, 1978·38 cites·12 claims
- 0378US4578676ADelay lattice filter for radar doppler processingWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Mar 25, 1986·34 cites·7 claims
- 0477US4185247AMeans for reducing spurious frequencies in a direct frequency synthesizerUS AIR FORCE·Filed 1978·Granted Jan 22, 1980·23 cites·2 claims
- 0569US4858205AMulti-barrel air gun moduleHALLIBURTON GEOPHYS SERVICE·Filed 1988·Granted Aug 15, 1989·29 cites·13 claims
- 0668US4623033AAir release in seismic source air gunTEXAS INSTRUMENTS INC·Filed 1983·Granted Nov 18, 1986·24 cites·14 claims
- 0763US4219097AExternal air release control in seismic air gunTEXAS INSTRUMENTS INC·Filed 1979·Granted Aug 26, 1980·19 cites·9 claims
- 0853US4225009AInternal air release control apparatus air gunTEXAS INSTRUMENTS INC·Filed 1979·Granted Sep 30, 1980·14 cites·15 claims
- 0952US5906325ASelf-synchronizing pulley/winch apparatus and operating method for cable having electronic or other protruding elements spaced along its lengthNORTHROP GRUMMAN CORP·Filed 1997·Granted May 25, 1999·10 cites·17 claims
- 1051US5990824AGround based pulse radar system and method providing high clutter rejection and reliable moving target indication with extended range for airport traffic control and other applicationsNORTHROP GRUMMAN CORP·Filed 1998·Granted Nov 23, 1999·30 cites·21 claims
- 1150US5986611ASteerable disk antennaNORTHROP GRUMMAN CORP·Filed 1998·Granted Nov 16, 1999·18 cites·14 claims
- 1246US5001679ADual shuttle air gunHALLIBURTON GEOPHYS SERVICE·Filed 1990·Granted Mar 19, 1991·18 cites·10 claims
- 1343US5337411AMulti-processor computer system bus architectureWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Aug 9, 1994·15 cites·5 claims
- 1443US4825973AFull flow solenoid valve for air gun operationHALLIBURTON GEOPHYS SERVICE·Filed 1987·Granted May 2, 1989·10 cites·4 claims
- 1540US5825719ADual-port air gun having a single shuttleINPUT OUTPUT INC·Filed 1997·Granted Oct 20, 1998·13 cites·22 claims
- 1637US4928785AFull flow solenoid valve for air gun operationHALLIBURTON GEOPHYS SERVICE·Filed 1988·Granted May 29, 1990·7 cites·4 claims
- 1733US5825720ACombination seal and wear for an air gunINPUT OUTPUT INC·Filed 1997·Granted Oct 20, 1998·7 cites·23 claims
- 1830US5450374AAir saving sleeve gunWESTERN ATLAS INT INC·Filed 1993·Granted Sep 12, 1995·2 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Earnest R. Harrison 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 →