Inventor
NGUYEN DUNG
US12 patents
⚠️ This page may combine multiple inventors who share the name “NGUYEN DUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WAL MART STORES INC
4 patentsUS6619546B1Sep 16, 2003
Systems and methods for pre-scanning merchandise in customer's shopping cart while customer is waiting in checkout line
WAL MART STORES INC63 citations92
US6793043B2Sep 21, 2004
Methods and apparatus for improved register checkout
WAL MART STORES INC19 citations91
US6491218B2Dec 10, 2002
Methods and apparatus for improved register checkout
WAL MART STORES INC29 citations91
US7575161B2Aug 18, 2009
Systems and methods for pre-scanning merchandise in customer's shopping cart while customer is waiting in checkout line
WAL MART STORES INC19 citations89