CP

Carl Robert Posthuma

AT AT&T: 4 patents #50 of 1,668Top 3%
📍 Wheaton, IL: #2 of 90 inventorsTop 3%
🗺 Illinois: #186 of 5,836 inventorsTop 4%
Overall (2002): #17,130 of 266,432Top 7%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6496566 Metallic testing of a subscriber loop that provides both voice and digital subscriber line services 2002-12-17
6459773 System to pre-qualify copper subscriber loops for high bandwidth access service using subscriber or network generated tones 2002-10-01
6456694 Method for prequalifying subscriber lines for high speed data service 2002-09-24
6349130 Method to pre-qualify copper loops for ADSL service Albert J. Sawyer 2002-02-19