Inventor

GAUBATZ MATTHEW D

US51 patents

⚠️ This page may combine multiple inventors who share the name “GAUBATZ MATTHEW D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEWLETT PACKARD DEVELOPMENT CO

27 patents

US7155058B2Dec 26, 2006

System and method for automatically detecting and correcting red eye

HEWLETT PACKARD DEVELOPMENT CO109 citations98

US7830418B2Nov 9, 2010

Perceptually-derived red-eye correction

HEWLETT PACKARD DEVELOPMENT CO9 citations84

US10027843B2Jul 17, 2018

Embedding data in halftone images

HEWLETT PACKARD DEVELOPMENT CO2 citations73

US10002413B2Jun 19, 2018

Recovering planar projections

HEWLETT PACKARD DEVELOPMENT CO3 citations73

US10621426B2Apr 14, 2020

Authentication of printed documents

HEWLETT PACKARD DEVELOPMENT CO5 citations65

US8376235B2Feb 19, 2013

Blur resistant barcode

HEWLETT PACKARD DEVELOPMENT CO2 citations63

US11277539B2Mar 15, 2022

Encoding information using disjoint highlight and shadow dot patterns

HEWLETT PACKARD DEVELOPMENT CO0 citations62

US11113592B2Sep 7, 2021

Data-bearing medium

HEWLETT PACKARD DEVELOPMENT CO1 citations62

US11102376B2Aug 24, 2021

Recursive halftoning and gray value substitution

HEWLETT PACKARD DEVELOPMENT CO0 citations62

US11089180B2Aug 10, 2021

Encoding dot patterns into printed images based on source pixel color

HEWLETT PACKARD DEVELOPMENT CO0 citations62

US11030502B2Jun 8, 2021

Omnidirectional barcode

HEWLETT PACKARD DEVELOPMENT CO0 citations62

US10891704B2Jan 12, 2021

M-ary cyclic coding

HEWLETT PACKARD DEVELOPMENT CO1 citations62

US10621688B2Apr 14, 2020

M-ary cyclic coding

HEWLETT PACKARD DEVELOPMENT CO1 citations62

US11030630B2Jun 8, 2021

Workflow-authorizing computing device authentication

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10977466B2Apr 13, 2021

Multi-dimensional cyclic symbols

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10574853B2Feb 25, 2020

Embedding a pattern in output content

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10560117B2Feb 11, 2020

Groups of phase invariant codewords

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10521931B2Dec 31, 2019

Determine image capture position information based on a quasi-periodic pattern

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10362194B2Jul 23, 2019

Recursive halftoning and gray value substitution

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10223800B2Mar 5, 2019

Determine presence of quasi-periodic two-dimensional object

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10171107B2Jan 1, 2019

Groups of phase invariant codewords

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10154165B2Dec 11, 2018

Multiple payload pantographs

HEWLETT PACKARD DEVELOPMENT CO1 citations52

US10002438B2Jun 19, 2018

Rapid image registration

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US9984318B2May 29, 2018

Data-bearing medium

HEWLETT PACKARD DEVELOPMENT CO0 citations52

US10791239B2Sep 29, 2020

Encoding information in printed images by decreasing grayscale pixel values exceeding threshold

HEWLETT PACKARD DEVELOPMENT CO0 citations51

US9215349B2Dec 15, 2015

Red-eye removal systems and method for variable data printing (VDP) workflows

HEWLETT PACKARD DEVELOPMENT CO0 citations48

US10171723B2Jan 1, 2019

Frequency domain range determination for a periodic or quasi-periodic target

HEWLETT PACKARD DEVELOPMENT CO0 citations41

ULICHNEY ROBERT ALAN

8 patents

US8456699B2Jun 4, 2013

System and method for creating a data-bearing image

ULICHNEY ROBERT ALAN8 citations83

US8284987B2Oct 9, 2012

Payload recovery systems and methods

ULICHNEY ROBERT ALAN12 citations83

US9373032B2Jun 21, 2016

Forensic verification utilizing forensic markings inside halftones

ULICHNEY ROBERT ALAN3 citations72

US9367776B2Jun 14, 2016

Systems and methods for tracing the source of printed pages

ULICHNEY ROBERT ALAN4 citations71

US9563293B2Feb 7, 2017

Remote-controlled pointing

ULICHNEY ROBERT ALAN0 citations51

US9454721B2Sep 27, 2016

Document copy with data-bearing halftone image

ULICHNEY ROBERT ALAN0 citations51

US9361516B2Jun 7, 2016

Forensic verification utilizing halftone boundaries

ULICHNEY ROBERT ALAN0 citations51

US8797193B2Aug 5, 2014

Parallel test payload

ULICHNEY ROBERT ALAN0 citations51

GAUBATZ MATTHEW D

5 patents

US8494282B2Jul 23, 2013

Blur estimation

GAUBATZ MATTHEW D7 citations83

US8594453B2Nov 26, 2013

Method of robust alignment and payload recovery for data-bearing images

GAUBATZ MATTHEW D3 citations61

US8446494B2May 21, 2013

Automatic redeye detection based on redeye and facial metric values

GAUBATZ MATTHEW D3 citations61

US9020291B2Apr 28, 2015

Resized image compression based on frequency content

GAUBATZ MATTHEW D0 citations51

US8970902B2Mar 3, 2015

Red-eye removal systems and method for variable data printing (VDP) workflows

GAUBATZ MATTHEW D1 citations47

HEWLETT PACKARD DEVELOPMENT CO LP

4 patents

US9794444B2Oct 17, 2017

Embedding data in a printed output

HEWLETT PACKARD DEVELOPMENT CO LP3 citations71

US9665813B2May 30, 2017

Data-bearing media

HEWLETT PACKARD DEVELOPMENT CO LP0 citations52

US9569709B2Feb 14, 2017

Data bearing medium

HEWLETT PACKARD DEVELOPMENT CO LP0 citations52

US9535635B2Jan 3, 2017

Carrier images

HEWLETT PACKARD DEVELOPMENT CO LP0 citations37

SIMSKE STEVEN J

3 patents

US9378419B2Jun 28, 2016

Classifying images

SIMSKE STEVEN J3 citations71

US8226010B2Jul 24, 2012

Blur resistant barcode

SIMSKE STEVEN J2 citations63

US9977987B2May 22, 2018

Region selection for counterfeit determinations

SIMSKE STEVEN J0 citations40

POLLARD STEPHEN

1 patent

US9361514B2Jun 7, 2016

Forensic verification from halftone images

POLLARD STEPHEN5 citations72

AMIR GIDEON

1 patent

US9268986B2Feb 23, 2016

Security feature

AMIR GIDEON1 citations48

HP INDIGO BV

1 patent

US10114998B2Oct 30, 2018

Security feature

HP INDIGO BV0 citations45

Showing the top 50 of 51 patents by PatentIndex Score.