DT

David Trueman

AO Aol: 3 patents #227 of 634Top 40%
📍 Halifax, CA: #109 of 494 inventorsTop 25%
Overall (All Time): #1,578,075 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7602895 Dynamic call response system George Alexis Terry, Bradford Lawrence Spencer 2009-10-13
7295660 Telemarketer screening Christopher Higginbotham 2007-11-13
7003087 Intelligent call screening system Bradford Lawrence Spencer 2006-02-21