Inventor · disambiguated record
Robert P. Callaway
Also filed as: CALLAWAY ROBERT P · CALLAWAY ROBERT PAUL
9 granted patents·183 citations·filing 1987–2018
89Inventor score
Top patents by PatentIndex Score
9 records- 0178US10856648B2Systems and methods for measuring and indicating brush head lifeOREAL·Filed 2018·Granted Dec 8, 2020·1 cites·15 claims
- 0276US6340221B1Ink jet print carriage drive system that applies drive force at location displaced from drive beltHEWLETT PACKARD CO·Filed 2000·Granted Jan 22, 2002·17 cites·10 claims
- 0376US5663624AClosed-loop method and apparatus for controlling acceleration and velocity of a stepper motorHEWLETT PACKARD CO·Filed 1992·Granted Sep 2, 1997·37 cites·11 claims
- 0475US6485383B1Thermal compensation belt drive tensionerHEWLETT PACKARD CO·Filed 2000·Granted Nov 26, 2002·17 cites·16 claims
- 0572US5898288AInexpensive motion control using DC motorsHEWLETT PACKARD CO·Filed 1997·Granted Apr 27, 1999·47 cites·20 claims
- 0668US6674260B1DC motor controlHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jan 6, 2004·23 cites·25 claims
- 0764US6017114AShifted element scanning/printing routine coordinated with media advanceHEWLETT PACKARD CO·Filed 1998·Granted Jan 25, 2000·29 cites·20 claims
- 0859US4759649ADual axis paper driveHEWLETT PACKARD CO·Filed 1987·Granted Jul 26, 1988·11 cites·17 claims
- 0954US8719599B2Monitoring subsystem powerCALLAWAY ROBERT P·Filed 2011·Granted May 6, 2014·1 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →