{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Authentication system based on periodic challenge/response protocol", "item": "https://www.patentleaderboard.com/patent/6088450"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Authentication system based on periodic challenge/response protocol

US Patent 6088450 · Granted Jul 11, 2000

Estimated economic value: $279,406,000

Assignee

Inventors

View full patent text on Google Patents →