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

Alan Greig — 5 Patents

Ncr: 3 patents #836 of 3,019Top 30%
SASandvik Ab: 1 patents #295 of 180Top 165%
Scotland, GB: #21 of 127 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Alan Greig has been granted 5 US patents while listed as an inventor at Ncr. The first was granted in 1991 and the most recent in October 2025. Alan Greig ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Alan Greig in Scotland, GB.

Patents per Year

Patents granted per year, 1991 to 2019Bar chart with a peak of 1 patents in 1991.peak 11991: 1 patents19911999: 1 patents19992016: 1 patents20162019: 1 patents2019

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12450968 Synthetic banknote data generation using a generative adversarial network with spatially composited multispectral data 2025-10-21
10275971 Image correction 2019-04-30
9336638 Media item validation Chao He, Gary Ross, Ping Chen, Wenjia Yin 2016-05-10
5988634 Apparatus for detecting the passage of multiple superposed sheets along a feed path Alexander D. Elrick, Alexander W. Logie 1999-11-23 $5,891,000
5071295 Cutters 1991-12-10