Inventor · disambiguated record
Roger D. Shepherd
Also filed as: SHEPHERD ROGER D
5 granted patents·116 citations·filing 1979–1988
82Inventor score
Files withIBM5
Top patents by PatentIndex Score
5 records- 0188US4835573AMachine control system utilizing paper parameter measurementsIBM·Filed 1988·Granted May 30, 1989·41 cites·13 claims
- 0288US4273439ADocument feeder system having a suspending/commencing mode with a judgment decision capabilityIBM·Filed 1979·Granted Jun 16, 1981·33 cites·14 claims
- 0377US4297025ADocument feeder system having a suspending/commencing modeIBM·Filed 1979·Granted Oct 27, 1981·23 cites·8 claims
- 0448US4730823AAdaptive document feed pick mechanismIBM·Filed 1986·Granted Mar 15, 1988·10 cites·10 claims
- 0548US4711552ASynchronizing electrostatic copy formationIBM·Filed 1986·Granted Dec 8, 1987·9 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →