Inventor
DONOVAN DAVID H
US23 patents
⚠️ This page may combine multiple inventors who share the name “DONOVAN DAVID H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWLETT PACKARD DEVELOPMENT CO
11 patentsUS7417768B1Aug 26, 2008
Apparatus and method for mitigating colorant-deposition errors in incremental printing
HEWLETT PACKARD DEVELOPMENT CO25 citations92
US11167475B2Nov 9, 2021
Generating three-dimensional objects
HEWLETT PACKARD DEVELOPMENT CO7 citations84
US10569470B2Feb 25, 2020
Agent calibration
HEWLETT PACKARD DEVELOPMENT CO7 citations80
US10488846B2Nov 26, 2019
Adjustment of a halftoning threshold
HEWLETT PACKARD DEVELOPMENT CO18 citations79
US10471698B2Nov 12, 2019
Computational model and three-dimensional (3D) printing methods
HEWLETT PACKARD DEVELOPMENT CO3 citations73
US10974496B2Apr 13, 2021
Generating a three-dimensional object
HEWLETT PACKARD DEVELOPMENT CO3 citations70
US11059231B2Jul 13, 2021
Generating three-dimensional objects
HEWLETT PACKARD DEVELOPMENT CO0 citations62
US10409263B2Sep 10, 2019
Diffusing an error in three-dimensional contone model data
HEWLETT PACKARD DEVELOPMENT CO1 citations62
US10252474B2Apr 9, 2019
Temperature determination based on emissivity
HEWLETT PACKARD DEVELOPMENT CO1 citations62
US10688772B2Jun 23, 2020
Generating three-dimensional objects
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US10564629B2Feb 18, 2020
Generating halftone data for a three-dimensional object
HEWLETT PACKARD DEVELOPMENT CO0 citations50
HEWLETT PACKARD CO
7 patentsUS6076915AJun 20, 2000
Inkjet printhead calibration
HEWLETT PACKARD CO153 citations98
US5946012AAug 31, 1999
Reliable high performance drop generator for an inkjet printhead
HEWLETT PACKARD CO131 citations98
US5874974AFeb 23, 1999
Reliable high performance drop generator for an inkjet printhead
HEWLETT PACKARD CO91 citations97
US5851273ADec 22, 1998
Dye set for improved ink-jet print quality
HEWLETT PACKARD CO58 citations96
US6390585B1May 21, 2002
Selectively warming a printhead for optimized performance
HEWLETT PACKARD CO18 citations81
US6293657B1Sep 25, 2001
Mid plot refill technique for large scale printers
HEWLETT PACKARD CO8 citations66
US6276777B1Aug 21, 2001
Variable maximum operating temperature for a printhead
HEWLETT PACKARD CO6 citations60