Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Stream/block cipher crytographic system

Stream/block cipher crytographic system

US Patent 4316055 · Granted Feb 16, 1982

Estimated economic value: $16,750,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Variant key matrix cipher system1982
High security system for electronic signature verification1982
Variant key matrix cipher system1980
Key controlled block-cipher cryptographic system employing a multidirectional sh1980