Inventor · disambiguated record
Richard J. Frigon
Also filed as: FRIGON RICHARD · FRIGON RICHARD J
5 granted patents·39 citations·filing 1984–1996
77Inventor score
Files withSPRAGUE DEVICES INC5
Top patents by PatentIndex Score
5 records- 0158US4708053AReciprocating piston fluid powered motorSPRAGUE DEVICES INC·Filed 1985·Granted Nov 24, 1987·18 cites·4 claims
- 0241US5427012AElectronically controlled fluid powered motorSPRAGUE DEVICES INC·Filed 1994·Granted Jun 27, 1995·11 cites·8 claims
- 0329US5637927ADevice for switching control of vehicle accessories between vehicle control stationsSPRAGUE DEVICES INC·Filed 1996·Granted Jun 10, 1997·5 cites·10 claims
- 0429US5551232AWindshield washer control systemSPRAGUE DEVICES INC·Filed 1994·Granted Sep 3, 1996·4 cites·8 claims
- 0527US4632013AReciprocating piston fluid powered motorSPRAGUE DEVICES INC·Filed 1984·Granted Dec 30, 1986·1 cites·7 claims
Join the waitlist — get patent alerts
Get an alert when Richard J. Frigon 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 →