Inventor · disambiguated record
Robert D. Haselby
Also filed as: HASELBY ROBERT · HASELBY ROBERT D · HASELBY ROBERT DALE · KENDIG ALBERT P
19 granted patents·938 citations·filing 1977–2005
96Inventor score
Top patents by PatentIndex Score
19 records- 0195US6241334B1Automatic print cartridge alignment sensor systemHEWLETT PACKARD CO·Filed 1999·Granted Jun 5, 2001·89 cites·18 claims
- 0295US5297017APrint cartridge alignment in paper axisHEWLETT PACKARD CO·Filed 1991·Granted Mar 22, 1994·129 cites·11 claims
- 0395US5250956APrint cartridge bidirectional alignment in carriage axisHEWLETT PACKARD CO·Filed 1991·Granted Oct 5, 1993·132 cites·14 claims
- 0493US5488397AWide-swath printer/plotter using multiple printheadsHEWLETT PACKARD CO·Filed 1991·Granted Jan 30, 1996·85 cites·15 claims
- 0591US5289208AAutomatic print cartridge alignment sensor systemHEWLETT PACKARD CO·Filed 1991·Granted Feb 22, 1994·107 cites·1 claims
- 0691US4922270AInter pen offset determination and compensation in multi-pen thermal ink jet pen printing systemsHEWLETT PACKARD CO·Filed 1989·Granted May 1, 1990·60 cites·6 claims
- 0788US6568782B1Calibration system to correct printhead misalignmentsHEWLETT PACKARD CO·Filed 2000·Granted May 27, 2003·24 cites·5 claims
- 0887US6161914AAlignment sensor system for multiple print cartridgesHEWLETT PACKARD CO·Filed 1997·Granted Dec 19, 2000·44 cites·15 claims
- 0987US5644344AOptical print cartridge alignment systemHEWLETT PACKARD CO·Filed 1994·Granted Jul 1, 1997·44 cites·4 claims
- 1082US4916638AMedia advance system for swath printersHEWLETT PACKARD CO·Filed 1989·Granted Apr 10, 1990·47 cites·28 claims
- 1181US5109239AInter pen offset determination and compensation in multi-pen ink jet printing systemsHEWLETT PACKARD CO·Filed 1990·Granted Apr 28, 1992·40 cites·12 claims
- 1278US4115726AOpen-loop electric drive with corrective controllerHEWLETT PACKARD CO·Filed 1977·Granted Sep 19, 1978·30 cites·11 claims
- 1371US5861899AWide-swath printer/plotter using multiple printheadsHEWLETT PACKARD CO·Filed 1995·Granted Jan 19, 1999·24 cites·17 claims
- 1467US5991055AUnderpulsed scanner with variable scan speed, P. W. M. color balance, scan modes and column reversalHEWLETT PACKARD CO·Filed 1996·Granted Nov 23, 1999·36 cites·31 claims
- 1563US4567565AApparatus and method for pen-lift systemHEWLETT PACKARD CO·Filed 1981·Granted Jan 28, 1986·18 cites·25 claims
- 1659US4163928AOpen-loop electric drive with corrective controllerHEWLETT PACKARD CO·Filed 1978·Granted Aug 7, 1979·14 cites·16 claims
- 1753US5517217AApparatus for enhancing ink-flow reliability in a thermal-inkjet pen; method for priming and using such a penHEWLETT PACKARD CO·Filed 1992·Granted May 14, 1996·12 cites·12 claims
- 1835US4844317APosition transducer for use with a printer or plotterHEWLETT PACKARD CO·Filed 1987·Granted Jul 4, 1989·3 cites·24 claims
- 1924US8223958B2Determining an active lineZOSS DAUD ABD AL-MALIK·Filed 2005·Granted Jul 17, 2012·0 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →