Inventor · disambiguated record
Lowell J. Stewart
Also filed as: STEWART LOWELL · STEWART LOWELL J
6 granted patents·318 citations·filing 1981–1995
87Inventor score
Files withHEWLETT PACKARD CO6
Top patents by PatentIndex Score
6 records- 0193US5488397AWide-swath printer/plotter using multiple printheadsHEWLETT PACKARD CO·Filed 1991·Granted Jan 30, 1996·85 cites·15 claims
- 0290US5455608APen start up algorithm for black and color thermal ink-jet pensHEWLETT PACKARD CO·Filed 1993·Granted Oct 3, 1995·125 cites·11 claims
- 0384US5434430ADrop size detect circuitHEWLETT PACKARD CO·Filed 1993·Granted Jul 18, 1995·56 cites·5 claims
- 0471US5861899AWide-swath printer/plotter using multiple printheadsHEWLETT PACKARD CO·Filed 1995·Granted Jan 19, 1999·24 cites·17 claims
- 0563US4567565AApparatus and method for pen-lift systemHEWLETT PACKARD CO·Filed 1981·Granted Jan 28, 1986·18 cites·25 claims
- 0638US4893066AHybrid sample rate servo motor controllerHEWLETT PACKARD CO·Filed 1988·Granted Jan 9, 1990·10 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →