Inventor · disambiguated record
David Frees
Also filed as: FREES DAVID
4 granted patents·97 citations·filing 1984–1986
77Inventor score
Top patents by PatentIndex Score
4 records- 0187US4759842AIn-line fuel filtering deviceFREES DAVID·Filed 1986·Granted Jul 26, 1988·64 cites·5 claims
- 0264US4537216AAnti-knock liquid flow control valveSCHWARTZ EDWIN·Filed 1984·Granted Aug 27, 1985·24 cites·1 claims
- 0361USD289400SElectronic fuel pumpFREES DAVID·Filed 1984·Granted Apr 21, 1987·8 cites·1 claims
- 0434USD290348STiming lightFREES DAVID·Filed 1984·Granted Jun 16, 1987·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when David Frees 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 →