Inventor
CAMPBELL CLIFTON ASHMAN
US13 patents
⚠️ This page may combine multiple inventors who share the name “CAMPBELL CLIFTON ASHMAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T IP I LP
10 patentsUS9838991B1Dec 5, 2017
Method and apparatus for managing mobile subscriber identification information according to registration requests
AT & T IP I LP6 citations83
US11700591B2Jul 11, 2023
Method and apparatus for managing mobile subscriber identification information according to registration requests
AT & T IP I LP1 citations72
US10470030B2Nov 5, 2019
Method and apparatus for managing mobile subscriber identification information according to registration errors
AT & T IP I LP1 citations72
US10015665B2Jul 3, 2018
Methods for provisioning universal integrated circuit cards
AT & T IP I LP3 citations72
US9967732B2May 8, 2018
Method and apparatus for managing mobile subscriber identification information according to registration errors
AT & T IP I LP3 citations72
US11096139B2Aug 17, 2021
Method and apparatus for managing mobile subscriber identification information according to registration requests
AT & T IP I LP0 citations62
US10609668B2Mar 31, 2020
Method and apparatus for managing mobile subscriber identification information according to registration requests
AT & T IP I LP0 citations51
US10237719B2Mar 19, 2019
Method and apparatus for managing mobile subscriber identification information according to registration errors
AT & T IP I LP0 citations51
US9886690B2Feb 6, 2018
Systems for provisioning universal integrated circuit cards
AT & T IP I LP0 citations51
US9185085B2Nov 10, 2015
Systems for provisioning universal integrated circuit cards
AT & T IP I LP0 citations51
AT & T MOBILITY II LLC
3 patentsUS10834576B2Nov 10, 2020
Methods for provisioning universal integrated circuit cards
AT & T MOBILITY II LLC0 citations51
US10681534B2Jun 9, 2020
Methods for provisioning universal integrated circuit cards
AT & T MOBILITY II LLC0 citations51
US10299238B2May 21, 2019
Method and apparatus for managing mobile subscriber identification information according to registration requests
AT & T MOBILITY II LLC0 citations51