Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Automatic call screening telecommunication device

Automatic call screening telecommunication device

US Patent 6101249 · Granted Aug 8, 2000

Estimated economic value: $63,224,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Card-based voice messaging system2002
Caller ID logging: entry storage on a per line basis2000
Fax machine having automated maintenance features1993
Facsimile machine having user notification capability1992