Inventor
OSTENDORF EUGENE G
US4 patents
⚠️ This page may combine multiple inventors who share the name “OSTENDORF EUGENE G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AUDIT SYSTEMS COMPANY
3 patentsUS5442568AAug 15, 1995
Vending machine audit monitoring system
AUDIT SYSTEMS COMPANY100 citations93
USRE40588ENov 25, 2008
Vending machine audit monitoring system with matrix interface
AUDIT SYSTEMS COMPANY20 citations89
USRE39234EAug 8, 2006
Vending machine audit monitoring system
AUDIT SYSTEMS COMPANY8 citations70