Inventor

WENTKER DAVID C

US4 patents

⚠️ This page may combine multiple inventors who share the name “WENTKER DAVID C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VISA INT SERVICE ASS

3 patents

US6481632B2Nov 19, 2002

Delegated management of smart card applications

VISA INT SERVICE ASS282 citations95

US6233683B1May 15, 2001

System and method for a multi-application smart card which can facilitate a post-issuance download of an application onto the smart card

VISA INT SERVICE ASS388 citations95

US6005942ADec 21, 1999

System and method for a multi-application smart card which can facilitate a post-issuance download of an application onto the smart card

VISA INT SERVICE ASS706 citations95

TAPCENTIVE INC

1 patent

US11978305B1May 7, 2024

Method and system for predetermined games of chance using smart cards to securely distribute game outcome

TAPCENTIVE INC0 citations49