Inventor · disambiguated record
Dennis A. Ray
Also filed as: RAY DENNIS · RAY DENNIS A
9 granted patents·109 citations·filing 1979–2015
88Inventor score
Files withDIESEL RESEARCH AND DEV CO3RAY DENNIS2RAY DENNIS A2ENERGY RESEARCH AND MARKETING1NORTHWEST INVESTMENTS1
Top patents by PatentIndex Score
9 records- 0175US4300513ACarburetor attachmentRAY DENNIS A·Filed 1979·Granted Nov 17, 1981·17 cites·13 claims
- 0273US5275344APaster tabRAY DENNIS·Filed 1992·Granted Jan 4, 1994·23 cites·12 claims
- 0369US4367717AFuel treating apparatus for enginesNORTHWEST INVESTMENTS·Filed 1980·Granted Jan 11, 1983·26 cites·11 claims
- 0456US9833080B1Ergonomic lateral recumbency support apparatus and systemRAY DENNIS·Filed 2015·Granted Dec 5, 2017·1 cites·6 claims
- 0552US4846137AFuel heaterRAY DENNIS A·Filed 1987·Granted Jul 11, 1989·16 cites·21 claims
- 0642US4829969ASpiral distributor fuel heaterENERGY RESEARCH AND MARKETING·Filed 1988·Granted May 16, 1989·9 cites·10 claims
- 0738US4979483ADiesel fuel heaterDIESEL RESEARCH AND DEV CO·Filed 1990·Granted Dec 25, 1990·9 cites·18 claims
- 0838US4827889AFuel heater thermostatDIESEL RESEARCH AND DEV CO·Filed 1988·Granted May 9, 1989·5 cites·9 claims
- 0930US4971018ADiesel fuel heaterDIESEL RESEARCH AND DEV CO·Filed 1988·Granted Nov 20, 1990·3 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Dennis A. Ray 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 →