P

Inventor

KRISTOL DAVID M

US4 patents
⚠️ This page may combine multiple inventors who share the name “KRISTOL DAVID M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LUCENT TECHNOLOGIES INC

3 patents
US5799092AAug 25, 1998

Self-verifying identification card

LUCENT TECHNOLOGIES INC230 citations96
US5668874ASep 16, 1997

Identification card verification system and method

LUCENT TECHNOLOGIES INC101 citations95
US7023998B2Apr 4, 2006

Cryptographic key processing and storage

LUCENT TECHNOLOGIES INC16 citations82

AT & T CORP

1 patent
US5541927AJul 30, 1996

Method of multicasting

AT & T CORP260 citations98