Inventor · disambiguated record
Gregory E. Sparks
Also filed as: SPARKS GREGORY · SPARKS GREGORY E · SPARKS GREGORY EVAN
13 granted patents·1 pending application·222 citations·filing 1978–2023
92Inventor score
Top patents by PatentIndex Score
14 records- 0190USD1020752SModular biometric stationALCLEAR LLC·Filed 2021·Granted Apr 2, 2024·2 cites·1 claims
- 0288US6504474B1Method and apparatus for detecting a restricted or bypassed transmission oil filterDEERE & CO·Filed 2000·Granted Jan 7, 2003·33 cites·3 claims
- 0387US7401465B2Dual pump dual pressure hydraulic circuitDEERE & CO·Filed 2005·Granted Jul 22, 2008·19 cites·9 claims
- 0486US4799645APilot operated hydraulic control valveDEERE & CO·Filed 1988·Granted Jan 24, 1989·47 cites·15 claims
- 0583US5012415AControl system calibrationDEERE & CO·Filed 1990·Granted Apr 30, 1991·43 cites·3 claims
- 0674US2024095326A1Modular biometric station with cohesive form factorSECURE IDENTITY LLC·Filed 2023·Application pending·0 cites
- 0772US7707912B1Disposable oil filter wrenchSPARKS GREGORY·Filed 2007·Granted May 4, 2010·11 cites·7 claims
- 0871USD1020750SModular biometric stationALCLEAR LLC·Filed 2021·Granted Apr 2, 2024·0 cites·1 claims
- 0971USD1020751SModular biometric stationALCLEAR LLC·Filed 2021·Granted Apr 2, 2024·0 cites·1 claims
- 1071US4177723ACompactor device for large round balesUNIV IOWA STATE RES FOUND INC·Filed 1978·Granted Dec 11, 1979·20 cites·4 claims
- 1169US11868456B2Modular biometric station with cohesive form factorALCLEAR LLC·Filed 2021·Granted Jan 9, 2024·0 cites·24 claims
- 1263US4419642ASolenoid with saturable elementDEERE & CO·Filed 1982·Granted Dec 6, 1983·14 cites·10 claims
- 1361US4523494ASteering pressure responsive differential lock control systemDEERE & CO·Filed 1983·Granted Jun 18, 1985·18 cites·5 claims
- 1448US5201174AAuxiliary hydraulic pump systemDEERE & CO·Filed 1991·Granted Apr 13, 1993·15 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Gregory E. Sparks 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 →