Voice over internet protocol multimedia subsystem
US-12477414-B2 · Nov 18, 2025 · US
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Anantharaman Karthik patents
Anantharaman Karthik is listed as an inventor on 37 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Anantharaman Karthik |
| Total patents | 37 |
| First publication | Jan 6, 2015 |
| Latest publication | Nov 18, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Steering of roaming check during mobility registration
US-12408018-B2 · Sep 2, 2025 · US
Voice over internet protocol multimedia subsystem
US-12375534-B2 · Jul 29, 2025 · US
Steering of roaming PLMN list update and management
US-12342418-B2 · Jun 24, 2025 · US
Steering of roaming check during mobility registration
US-12324055-B2 · Jun 3, 2025 · US
Voice over internet protocol multimedia subsystem
US-12212609-B2 · Jan 28, 2025 · US
Enhanced network slicing for public land mobile network selection while roaming
US-12010611-B2 · Jun 11, 2024 · US
Enhancement for multiple secondary cell group failures
US-11985563-B2 · May 14, 2024 · US
Steering of roaming check during mobility registration
US-2024015685-A1 · Jan 11, 2024 · US
Reduced power roaming by an accessory device
US-11856510-B2 · Dec 26, 2023 · US
Recent patents
Latest publications not already listed above.
Voice over internet protocol multimedia subsystem
US-2023412649-A1 · Dec 21, 2023 · US
Steering of Roaming PLMN List Update and Management
US-2023388775-A1 · Nov 30, 2023 · US
Steering of roaming PLMN list update and management
US-11696114-B2 · Jul 4, 2023 · US
Voice over internet protocol multimedia subsystem
US-2023047609-A1 · Feb 16, 2023 · US
Voice over internet protocol multimedia subsystem
US-2023049004-A1 · Feb 16, 2023 · US
Voice over internet protocol multimedia subsystem
US-2023047063-A1 · Feb 16, 2023 · US
Enhancement for Multiple Secondary Cell Group Failures
US-2023013274-A1 · Jan 19, 2023 · US
Enhancement for multiple secondary cell group failures
US-11490312-B2 · Nov 1, 2022 · US
Steering of roaming check during mobility registration
US-2022312360-A1 · Sep 29, 2022 · US
Enhancement for Multiple Secondary Cell Group Failures
US-2022159539-A1 · May 19, 2022 · US
Steering of Roaming PLMN List Update and Management
US-2022053313-A1 · Feb 17, 2022 · US
Reduced Power Roaming by an Accessory Device
US-2021400575-A1 · Dec 23, 2021 · US
Method and apparatus for essential slice service processing and recovery of service
US-2021368435-A1 · Nov 25, 2021 · US
Enhanced Network Slicing for Public Land Mobile Network Selection While Roaming
US-2021297940-A1 · Sep 23, 2021 · US
Methods, systems and apparatus for mitigating wireless connection degradation due to wireless charging
US-10673541-B2 · Jun 2, 2020 · US
Methods, Systems and Apparatus for Mitigating Wireless Connection Degradation Due To Wireless Charging
US-2018351659-A1 · Dec 6, 2018 · US
Methods and apparatus for dynamically configuring search operations in a multi-mode device
US-9565529-B2 · Feb 7, 2017 · US
Device initiated card provisioning via bearer independent protocol
US-9560520-B2 · Jan 31, 2017 · US
Wireless system selection based on data connectivity
US-9525992-B2 · Dec 20, 2016 · US
Coordinated signal reception across integrated circuit boundaries
US-9490864-B2 · Nov 8, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Apple Inc | 37 |
| Rao Bharath Narasimha | 2 |
| Chaudhary Madhusudan | 2 |
| Anantharaman Karthik | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04W48/18 | 14 |
| H04W84/042 | 13 |
| H04W48/16 | 9 |
| H04W8/12 | 8 |
| H04W36/0079 | 7 |