Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
YC

Yigang Cai

Alcatel Lucent: 173 patents #1 of 4,169Top 1%
NONokia Solutions And Networks Oy: 16 patents #47 of 1,934Top 3%
Nokia Technologies Oy: 14 patents #208 of 3,242Top 7%
ATAT&T: 13 patents #1,336 of 18,772Top 8%
NANokia Of America: 8 patents #2 of 257Top 1%
PGProvenance Asset Group: 2 patents #6 of 142Top 5%
WIWsou Investments: 1 patents #2 of 48Top 5%
Naperville, IL: #1 of 3,051 inventorsTop 1%
Illinois: #29 of 84,256 inventorsTop 1%
Overall (All Time): #2,623 of 4,157,543Top 1%
223 Patents All Time

Issued Patents All Time

Showing 126–150 of 223 patents

Patent #TitleCo-InventorsDate
8848888 Charging for long duration sessions in communication networks 2014-09-30
8848604 Application-originated text messages delivered over a packet-switched network Gyan Shanker 2014-09-30
8837500 Service data flow direction/redirection Suzann Hua 2014-09-16
8831560 Charging method selection for service data flows based on the data services being requested Kim Brouard 2014-09-09
8825536 Differential online charging for text messages based on network type Shaumir Shah, Sanjeev Singh 2014-09-02
8819638 Application protoyping suite Alok Sharma 2014-08-26
8812581 Home zone determination for electronic messaging services Alok Sharma 2014-08-19
8811175 Closed-loop QOS control using charging groups Ranjan Sharma 2014-08-19
8792857 Notification of charging rate adjustments in regions of a mobile network to control bandwidth usage in the regions Xiangyang Li 2014-07-29
8776011 Method and apparatus for managing components of application enablement suite Alok Sharma 2014-07-08
8762474 Notification of waiting voicemail messages between different types of communication networks Alok Sharma 2014-06-24
8737953 Fault-resilient method of generating complete correlated IMS charging data records Ranjan Sharma, Shengqiang Wang 2014-05-27
8700034 Querying a subscriber server for identities of multiple serving elements of user equipment (UE) Suzann Hua 2014-04-15
8675831 Storage of data messages for later retrieval by the recipient Alok Sharma 2014-03-18
8625758 Method, a telecommunication system and a network node for sponsoring a communication service Xiangyang Li 2014-01-07
8620262 Advice of charging (AoC) services in IMS networks Shiyan Hua 2013-12-31
8619988 Method and apparatus for virtual Wi-Fi service with authentication and accounting control Suzann Hua 2013-12-31
8605874 Per-session dynamic charging caps in communication networks 2013-12-10
8589956 Method and apparatus for providing application with interface to composite network service Alok Sharma 2013-11-19
8554174 Selective first delivery attempt (FDA) processing for text messages Suzann Hua 2013-10-08
8549083 Message waiting notification to external message centers Robert Thomas Calabrese, Atul Halari, Harold Robert Smith, Jr. 2013-10-01
8542692 Centralized telecom server for different technology networks Alok Sharma 2013-09-24
8515457 Monitoring speed of a vehicle using a mobile network Ranjan Sharma, Shengqiang Wang 2013-08-20
8483135 Online charging for sessions that are transferred between network domains Xiangyang Li 2013-07-09
8477912 Content sharing through multimedia ringback tones Shiyan Hua 2013-07-02