Inventor · disambiguated record
J. Roy Hack, Jr.
Also filed as: HACK JR J ROY
3 granted patents·28 citations·filing 1980–1988
69Inventor score
Files withHACK JR J ROY3
Top patents by PatentIndex Score
3 records- 0147US4878474AVent apparatus for fuel injection systemHACK JR J ROY·Filed 1988·Granted Nov 7, 1989·11 cites·11 claims
- 0247US4874013AEmergency fuel system apparatusHACK JR J ROY·Filed 1988·Granted Oct 17, 1989·14 cites·16 claims
- 0326US4367181ACarburetor float chamber emergency fuel reservoir apparatusHACK JR J ROY·Filed 1980·Granted Jan 4, 1983·3 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when J. Roy Hack, Jr. 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 →