Voice service switching method and apparatus and user equipment
US-2024007906-A1 · Jan 4, 2024 · US
using multiple identity modules
using multiple identity modules · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04W12/45 |
| Official title | using multiple identity modules |
| Display label | using multiple identity modules |
| Total patents | 434 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 29 |
| 2016 | 46 |
| 2017 | 33 |
| 2018 | 41 |
| 2019 | 27 |
| 2020 | 27 |
| 2021 | 40 |
| 2022 | 54 |
| 2023 | 42 |
| 2024 | 53 |
| 2025 | 34 |
| 2026 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and apparatus for managing international mobile subscriber identity
US-9525997-B2 · Dec 20, 2016 · US
Identity module with interchangeable unique identifiers
US-9526008-B2 · Dec 20, 2016 · US
Secure user authentication using a master secure element
US-9495524-B2 · Nov 15, 2016 · US
Systems and Methods for Performing Remote Authentication of a Virtual Subscriber Identity Module (SIM)
US-2016323256-A1 · Nov 3, 2016 · US
Route Setting Method and Terminal Device
US-2016301606-A1 · Oct 13, 2016 · US
Apparatus and methods for provisioning devices to utilize services of mobile network operators
US-9467857-B2 · Oct 11, 2016 · US
Methods for performing a remote management of a multi-subscription sim module, and corresponding sim module and computer program product
US-2016285493-A1 · Sep 29, 2016 · US
Subscriber identity module for authenticating a subscriber on a communication network
US-9451461-B2 · Sep 20, 2016 · US
Applying a Network Traffic Policy to an Application Session
US-2016261642-A1 · Sep 8, 2016 · US
Electronic subscriber identity module application identifier handling
US-9439062-B2 · Sep 6, 2016 · US
Multiple carrier partition dynamic access on a mobile device
US-9426641-B1 · Aug 23, 2016 · US
Circuit arrangement for a mobile communications unit of a motor vehicle, method for operating the mobile communications unit and chip card for the mobile communications unit
US-9392580-B2 · Jul 12, 2016 · US
Systems and methods for multi-device wireless sim management
US-2016198035-A1 · Jul 7, 2016 · US
Method and device for managing profile
US-2016156607-A1 · Jun 2, 2016 · US
Near field communication application identification routing in card emulation
US-9357332-B2 · May 31, 2016 · US
Near-Field Communications and Routing
US-2016149616-A1 · May 26, 2016 · US
Method and apparatus for setting profile
US-2016134991-A1 · May 12, 2016 · US
Methods and apparatus for secure updates to persistent data in a near field communication controller
US-9337899-B2 · May 10, 2016 · US
Secure element operating system and method
US-2016112874-A1 · Apr 21, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04W12/45?
- CPC H04W12/45 is the Cooperative Patent Classification code for “using multiple identity modules.”
- How many patents are filed under CPC H04W12/45 (using multiple identity modules)?
- Our database includes 434 publications tagged with this CPC code.
- Is patent activity under CPC H04W12/45 growing?
- Publication counts under this code: 53 in 2024 vs 34 in 2025 (latest complete years).