Inventor · disambiguated record
Francis H. Shepard, Jr.
Also filed as: GRIER WILLIAM R · SHEPARD FRANCIS H JR · SHEPARD JR FRANCIS H
12 granted patents·167 citations·filing 1975–1986
92Inventor score
Top patents by PatentIndex Score
12 records- 0187US4054948AProportional spacing and electronic typographic apparatusREALTY IND CORP·Filed 1975·Granted Oct 18, 1977·35 cites·15 claims
- 0275US4509004AApparatus for variable speed drive of an induction motor from a fixed frequency AC sourceSHEPARD JR FRANCIS H·Filed 1982·Granted Apr 2, 1985·27 cites·13 claims
- 0370US4779034AForced commutation for variable speed motorSHEPARD JR FRANCIS H·Filed 1986·Granted Oct 18, 1988·28 cites·10 claims
- 0468US4178628ASwitching type regulated power supplyR & I PATENT CORP·Filed 1978·Granted Dec 11, 1979·16 cites·12 claims
- 0565US4600872AApparatus for variable speed drive of an induction motor from a fixed frequency AC sourceSHEPARD JR FRANCIS H·Filed 1985·Granted Jul 15, 1986·21 cites·3 claims
- 0652US4348738AElectronic typographical display device with justification featureR & I PATENT CORP·Filed 1979·Granted Sep 7, 1982·11 cites·1 claims
- 0745US4242622AStabilized non-linear servomechanismR & I PATENT CORP·Filed 1979·Granted Dec 30, 1980·8 cites·11 claims
- 0845US4176977AProportional carrier control and moving mechanism for electric typewriterREALTY IND CORP·Filed 1978·Granted Dec 4, 1979·5 cites·9 claims
- 0945US4153940AElectronic typographic apparatusREALTY IND CORP·Filed 1977·Granted May 8, 1979·6 cites·9 claims
- 1035US4207612AElectronic typographical display device with justification featureREALTY IND CORP·Filed 1977·Granted Jun 10, 1980·4 cites·12 claims
- 1132US4658343AFluorescent lamp driverSHEPARD JR FRANCIS H·Filed 1986·Granted Apr 14, 1987·4 cites·8 claims
- 1228US4141079AElectronic typographic apparatusREALTY & IND CORP LTD·Filed 1977·Granted Feb 20, 1979·2 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →