LandOfFree - US Patents - Listing for Cryptography

Cryptography – Key management – Having particular key generator

Information signal transmission system

Cryptography – Key management

Information terminal

Cryptography – Cryptanalysis

Information terminal having reconfigurable memory

Cryptography – Key management – Key distribution

Information transceiver system

Cryptography – Communication system using cryptography

Information transmission method and apparatus

Cryptography – Communication system using cryptography – Wireless communication

Information transmission system

Cryptography – Key management – Having particular key generator

Information transmission system, and information sending...

Cryptography – Key management – Key distribution

Information transmission system, transmitter, and...

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Information transmitting apparatus and information transmitting

Cryptography – Selectively movable element having code characters

Information-encrypting device and method

Cryptography – Communication system using cryptography – Time segment interchange

Information-processing apparatus, control method, program...

Cryptography – Electric signal modification – Having production of printed copy

Initial reporting of remotely generated data

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Initialization of cryptographic variables in an EFT/POS network

Cryptography – Electric signal modification – Having magnetic record carrier

Initializer for a confusion data generator

Cryptography – Communication system using cryptography – Data stream/substitution enciphering

Input data format autodetection systems and methods

Cryptography – Video cryptography – Video electric signal modification

Input/output unit, input/output method, and receiving unit

Cryptography – Video cryptography – Video electric signal modification

Insertion of binary messages in video pictures

Cryptography – Video cryptography – Video electric signal modification

Insertion of binary messages in video pictures

Cryptography – Key management – Having particular key generator

Insertion of supplemental burst into video signals to thwart pir