Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for digital PABX detection and modem interface protection

Method and apparatus for digital PABX detection and modem interface protection

US Patent 6529598 · Granted Mar 4, 2003

Estimated economic value: $2,207,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Dual advanced audio distribution profile (A2DP) sink2024
Anti-human migration stimulating factor (MSF) and uses thereof2022
Dual advanced audio distribution profile (A2DP) sink2021
Power management controller for drivers2016
Diagnostic test for inflammatory endothelial dysfunctions in pregnancies2015
Permanent magnet rotor for a rotary electric machine2015
Power management controller for drivers2012
Current detection and limiting method and apparatus2012
Methods of making an antibody that binds a chemerin polypeptide2011
Pharmaceutical compositions containing the long pentraxin PTX32011
Nucleic acids encoding ChemerinR ligands2011
Monoclonal antibodies, hybridomas, improved method for determining the protein P2011