Inventor
STANSBURY KAREN
US4 patents
Patents
4 patentsUS11889020B2Jan 30, 2024
Method and system for challenging potential unwanted calls
AT & T IP I LP2 citations65
US12445554B2Oct 14, 2025
Method and device for managing multiple wireless connections sharing a limited trunk group
AT & T IP I LP0 citations56
US12542853B2Feb 3, 2026
System and method for mitigating robocalls with false positive elimination for valid subscribers
AT & T IP I LP0 citations55
US11950098B2Apr 2, 2024
Automatic connectivity for voice over WI-FI calls
AT & T IP I LP0 citations48