Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DB

Douglas J. Barrett — 6 Patents

IGIris Graphics: 2 patents #5 of 27Top 20%
Oracle: 2 patents #5,565 of 14,854Top 40%
CACreo Americas: 1 patents #6 of 9Top 70%
EIEikonix: 1 patents #3 of 9Top 35%
Bedford, MA: #190 of 774 inventorsTop 25%
Massachusetts: #20,532 of 88,656 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Douglas J. Barrett has been granted 6 US patents while listed as an inventor at Iris Graphics. The first was granted in 1987 and the most recent in October 2025. Douglas J. Barrett ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Douglas J. Barrett in Bedford, MA, US.

Patents per Year

Patents granted per year, 1987 to 2023Bar chart with a peak of 1 patents in 1987.peak 11987: 1 patents19871997: 1 patents19972001: 1 patents20012007: 1 patents20072023: 1 patents2023

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12450583 Point of sale system with remote wake Paul SCHLEICHER, Cheng-Jung Fan, Hongliang Hua 2025-10-21
11822422 Remote display failure detection 2023-11-21 $72,216,000
7178900 Printer fluid management system Matthew Blouin, Alan Henry Jones 2007-02-20
6270204 Ink pen assembly Matthew Dolan, Carlos Gomez, Thomas Hagerty 2001-08-07
5682191 Ink jet printing apparatus having modular components Scott T. Burnett, Carlos Gomez 1997-10-28
4701809 Imaging large documents 1987-10-20