Inventor
FANG SICONG
US3 patents
Patents
3 patentsUS11966900B2Apr 23, 2024
System and method for detecting unpaid items in retail store transactions
WALMART APOLLO LLC6 citations71
US12373873B2Jul 29, 2025
Systems and methods for checking and confirming the purchase of merchandise items
WALMART APOLLO LLC0 citations58
US12002080B2Jun 4, 2024
Systems and methods for checking and confirming the purchase of merchandise items
WALMART APOLLO LLC0 citations58