Inventor · disambiguated record
Francis R. Hull
Also filed as: HULL FRANCIS R
8 granted patents·211 citations·filing 1973–1991
89Inventor score
Files withHULL FRANCIS R8
Top patents by PatentIndex Score
8 records- 0182US3939794AMarine pump-jet propulsion systemHULL FRANCIS R·Filed 1973·Granted Feb 24, 1976·34 cites·4 claims
- 0280US5056593ADehumidifying heat exchanger apparatusHULL FRANCIS R·Filed 1990·Granted Oct 15, 1991·44 cites·25 claims
- 0379US4926771AVariable hull resistance system for marine vesselsHULL FRANCIS R·Filed 1989·Granted May 22, 1990·29 cites·5 claims
- 0476US4548262ACondensing gas-to-gas heat exchangerHULL FRANCIS R·Filed 1984·Granted Oct 22, 1985·34 cites·18 claims
- 0567US5261359AReciprocating 2-stroke cycle internal combustion engineHULL FRANCIS R·Filed 1991·Granted Nov 16, 1993·26 cites·54 claims
- 0664US4590847ASupply make-up air attachment for exhaust boothsHULL FRANCIS R·Filed 1984·Granted May 27, 1986·19 cites·8 claims
- 0764US3934799AHigh-capacity steam heating systemHULL FRANCIS R·Filed 1974·Granted Jan 27, 1976·18 cites·11 claims
- 0841US4183331AForced circulation steam generatorHULL FRANCIS R·Filed 1978·Granted Jan 15, 1980·7 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →