Inventor · disambiguated record
John H. Francis
Also filed as: FRANCIS JOHN H
9 granted patents·82 citations·filing 1979–1985
87Inventor score
Top patents by PatentIndex Score
9 records- 0166US4558591AEngine position transducer meansLUCAS IND PLC·Filed 1984·Granted Dec 17, 1985·21 cites·4 claims
- 0265US4453124ALinear inductive transducersLUCAS IND PLC·Filed 1982·Granted Jun 5, 1984·16 cites·7 claims
- 0352US4515028AMulti-speed driveFREDERICK MFG CO·Filed 1983·Granted May 7, 1985·15 cites·10 claims
- 0444US4459840ARolling wobble pressFREDERICK MFG CO·Filed 1982·Granted Jul 17, 1984·9 cites·4 claims
- 0544US4334207ALinear displacement transducerLUCAS INDUSTRIES LTD·Filed 1979·Granted Jun 8, 1982·4 cites·13 claims
- 0637US4682517AVariable speed drive--apparatus and method of fabricating the apparatusFREDERICK MFG CO·Filed 1985·Granted Jul 28, 1987·8 cites·8 claims
- 0731US4599910ASpeed reducing and torque transmitting mechanismFREDERICK MFG CO·Filed 1982·Granted Jul 15, 1986·4 cites·9 claims
- 0829US4644810AConical driveFREDERICK MFG CO·Filed 1985·Granted Feb 24, 1987·3 cites·9 claims
- 0923US4706635AFuel pumping apparatusLUCAS IND PLC·Filed 1985·Granted Nov 17, 1987·2 cites·3 claims
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