RS

Roger Albert Sosa

AM Ameritech: 2 patents #72 of 223Top 35%
AT AT&T: 1 patents #10,626 of 18,772Top 60%
SP Sbc Properties: 1 patents #124 of 280Top 45%
Overall (All Time): #1,240,298 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8036354 Calling-party-pays call processing for cellular and paging Carol Shifrin Gruchala, Gordon Lynn Blumenschein, Douglas Marshall, Carlos Donoso 2011-10-11
7257209 Calling-party-pays call processing for cellular and paging Carol Shifrin Gruchala, Gordon Lynn Blumenschein, Douglas Marshall, Carlos Donoso 2007-08-14
6570970 Calling-party-pays call processing for cellular and paging Carol Shifrin Gruchala, Gordon Lynn Blumenschein, Douglas Marshall, Carlos Donoso 2003-05-27
6263056 Calling-party-pays call processing for cellular and paging Carol Shifrin Gruchala, Gordon Lynn Blumenschein, Douglas Marshall, Carlos Donoso 2001-07-17