Inventor · disambiguated record
John D. Downs
Also filed as: DOWNS JOHN · DOWNS JOHN D · DOWNS JOHN DAVID
10 granted patents·154 citations·filing 1975–2015
89Inventor score
Top patents by PatentIndex Score
10 records- 0186US4752580AProcess for preparing Xanthomonas heteropolysaccharidesSHELL OIL CO·Filed 1984·Granted Jun 21, 1988·29 cites·6 claims
- 0280US9957439B2Fracturing fluid for prevention of shale fracture hydration during well stimulation by hydraulic fracturingVAN OORT ERIC·Filed 2015·Granted May 1, 2018·3 cites·24 claims
- 0379US4713436AGlycoside-containing polyester preparation processSTALEY MFG CO A E·Filed 1986·Granted Dec 15, 1987·27 cites·16 claims
- 0478US4965979AConcrete block wallLARRIVEE RONALD J·Filed 1989·Granted Oct 30, 1990·57 cites·2 claims
- 0575US4481294AProcess for cell disruptionSHELL OIL CO·Filed 1982·Granted Nov 6, 1984·18 cites·8 claims
- 0659US4758356AProcess for preparing Xanthomonas heteropolysaccharidesSHELL OIL CO·Filed 1987·Granted Jul 19, 1988·16 cites·3 claims
- 0748US4152512APolyol intermediate, polyesters made therefrom, and polyester coating compositionsMOBIL CORP·Filed 1978·Granted May 1, 1979·2 cites·3 claims
- 0836US9777208B2Hydrocarbon-based drilling fluids containing cesium phosphateHOWARD SIV K·Filed 2012·Granted Oct 3, 2017·0 cites·13 claims
- 0929US4115473APolyol intermediate, polyesters made therefrom, and polyester coating compositionsMOBIL OIL CORP·Filed 1977·Granted Sep 19, 1978·1 cites·5 claims
- 1021US3949895AEpoxy exterior coating for lap-seam beverage cansMOBIL OIL CORP·Filed 1975·Granted Apr 13, 1976·1 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when John D. Downs 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 →