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

Duncan Garrett — 26 Patents

Mastercard: 25 patents #26 of 2,005Top 2%
Intel: 1 patents #18,326 of 30,777Top 60%
London, GB: #148 of 11,041 inventorsTop 2%
Overall (All Time): #150,017 of 4,157,543Top 4%
26 Patents All Time
Duncan Garrett has been granted 26 US patents while listed as an inventor at Mastercard. The first was granted in 2008 and the most recent in October 2024. Duncan Garrett ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Duncan Garrett in London, GB.

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12118534 Access control bypass on mobile for mass transit Ian David Alan Maddocks, Simon Phillips, James J. Anderson 2024-10-15 $872,582,000
11922428 Security for contactless transactions Patrick Mestré, Patrik Smets, Eddy Lodewijk Hortensia Van De Velde 2024-03-05 $266,523,000
11855969 Method and system for trusted notifications John Beric, Michael Ward, David Anthony Roberts 2023-12-26 $204,522,000
11734669 Access control bypass on mobile for mass transit Ian David Alan Maddocks, Simon Phillips, James J. Anderson 2023-08-22 $208,554,000
11580509 Transaction device, computer program and transaction method Dave Sylvester, John Beric, James Sinton, David Anthony Roberts, Emil Johan Sjoberg 2023-02-14 $281,583,000
11379849 Security for contactless transactions Patrick Mestré, Patrik Smets, Eddy Lodewijk Hortensia Van De Velde 2022-07-05 $360,024,000
11188893 Access control bypass on mobile for mass transit Ian David Alan Maddocks, Simon Phillips, James J. Anderson 2021-11-30 $296,792,000
11146539 Method and system for trusted notifications John Beric, Michael Ward, David Anthony Roberts 2021-10-12 $861,916,000
10783514 Method and apparatus for use in personalizing identification token Simon Phillips, Bengt Horsma, David Anthony Roberts 2020-09-22 $936,358,000
10461927 Secure channel establishment between payment device and terminal device Michael Ward, John Beric, David Anthony Roberts 2019-10-29 $200,592,000
10181121 Apparatus, method, and computer program product for recovering torn smart payment device transactions David Anthony Roberts, Eddy Lodewijk Hortensia Van De Velde 2019-01-15 $214,436,000
9779402 Electronic authentication systems Dave Roberts, Patrik Smets 2017-10-03 $449,794,000
9454865 Methods and systems to securely load / reload acontactless payment device Arthur D. Kranzley, John Wankmueller 2016-09-27 $16,083,000
9038914 Method and system for simulating a proximity-based transaction device Patrik Smets, Eddy Lodewijk Hortensia Van De Velde, David Anthony Roberts 2015-05-26 $202,048,000
8490880 Proximity payment device with active switch Colin Tanner, David Anthony Roberts 2013-07-23 $206,282,000
8442796 Method and system for simulating a proximity-based transaction device Patrik Smets, Eddy Lodewijk Hortensia Van De Velde, David Anthony Roberts 2013-05-14 $77,437,000
8401964 Apparatus, method, and computer program product for encoding enhanced issuer information in a card Cristian Radu, Patrick Mestré 2013-03-19 $220,092,000
8370258 Apparatus, method, and computer program product for recovering torn smart payment device transactions David Anthony Roberts, Eddy Lodewijk Hortensia Van De Velde 2013-02-05 $227,406,000
8314702 Methods and systems for activating a proximity information device David Anthony Roberts, Colin Tanner 2012-11-20 $246,083,000
8196818 Apparatus and method for integrated payment and electronic merchandise transfer Eddy Lodewijk Hortensia Van De Velde, David Anthony Roberts, Patrik Smets, Jean-Paul Edmond Rans 2012-06-12 $165,104,000
7775445 Reference equipment for testing contactless payment devices Patrick Smets, Eddy Lodewijk Hortensia Van De Velde 2010-08-17 $142,071,000
7717346 Collision detection and avoidance scheme for contactless card payment systems Patrick Smets, Eddy Lodewijk Hortensia Van De Velde 2010-05-18 $148,696,000
7520435 Contactless payment card reader with a frusto-conical operating volume Patrick Smets, Eddy Lodewijk Hortensia Van De Velde 2009-04-21 $178,339,000
7431217 Reference equipment for testing contactless payment devices Patrick Smets, Eddy Lodewijk Hortensia Van De Velde 2008-10-07 $191,297,000
7424977 Method and system for conducting contactless payment card transactions Patrick Smets, Eddy Lodewijk Hortensia Van De Velde 2008-09-16 $209,088,000