DB

David M. Barrett

EX Expensify: 5 patents #1 of 4Top 25%
Google: 1 patents #1,204 of 4,233Top 30%
Overall (2025): #17,660 of 469,880Top 4%
6
Patents 2025

Issued Patents 2025

Patent #TitleCo-InventorsDate
12406245 Computing system implementing secondary authorizations for prepaid transactions 2025-09-02
12375432 Chat management system Melissa Aaron 2025-07-29
12348931 Voice interactive system Robert Chen 2025-07-01
12315005 System and method for processing transaction records for users Kevin Michael Kuchta 2025-05-27
12307376 Training spectral inference neural networks using bilevel optimization David Benjamin Pfau, Stig Petersen, Ashish Agarwal, Kimberly Stachenfeld 2025-05-20
12190311 Chat abstraction layer for a peer-to-peer transaction service 2025-01-07