Raymond Thomas Ball

7 Patents

• US125323842026

  Device Information Determination for Anonymous Calls

  T-mobile USA, Inc.

  0 cites
• US124901372025

  P-CSCF Registration and Discovery Mechanism

  T-mobile USA, Inc.

  0 cites
• US123485012025

  Inter-network IMS Registration

  T-mobile USA, Inc.

  0 cites
• US123170752025

  Architecture for Providing Cellular Roaming Support

  T-mobile USA, Inc.

  0 cites
• US117296562023

  P-CSCF Registration and Discovery Mechanism

  T-mobile USA, Inc.

  0 cites
• US116593892023

  Architecture for Providing Cellular Roaming Support

  T-mobile USA, Inc.

  0 cites
• US115958722023

  Selection of Rats for Handovers from 4G

  T-mobile USA, Inc.

  0 cites