Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus to allocate and recycle telephone numbers in a call-tracking system

Method and apparatus to allocate and recycle telephone numbers in a call-tracking system

US Patent 7424442 · Granted Sep 9, 2008

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Imaging apparatuses and enclosures2025
Security cameras with thermal imaging sensors2025
Multispectral imaging2025
Emulating a non-relational database on a relational database with a distributed 2024
Imaging apparatuses and enclosures2024
Hybrid cameras2023
Systems and methods for customer service agent-guided chat session digital assis2023
Imaging apparatuses and enclosures2022
Monitoring using piezo-electric cable sensing2022
Piezoelectric sensor assembly2022
Piezoelectric sensor assembly and integrated base2022
Security cameras with thermal imaging sensors2022