Escapement with escape wheel with field ramps and non-return
US-10054908-B2 · Aug 21, 2018 · US
Magnetic or electromagnetic means
Magnetic or electromagnetic means · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04C5/005 |
| Official title | {Magnetic or electromagnetic means} |
| Display label | Magnetic or electromagnetic means |
| Total patents | 102 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 15 |
| 2017 | 25 |
| 2018 | 15 |
| 2019 | 11 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 7 |
| 2024 | 4 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Timepiece spring made of austenitic stainless steel
US-10048649-B2 · Aug 14, 2018 · US
Magnetic and/or electrostatic pivot
US-10018967-B2 · Jul 10, 2018 · US
Timepiece comprising a device for switching a timepiece mechanism
US-2018151317-A1 · May 31, 2018 · US
Optimised timepiece movement
US-2018113423-A1 · Apr 26, 2018 · US
Timepiece movement comprising a device for equalising a motor torque
US-2018107166-A1 · Apr 19, 2018 · US
Natural escapement
US-9927773-B2 · Mar 27, 2018 · US
Contactless cylinder escapement
US-9915922-B2 · Mar 13, 2018 · US
Magnetic clock escapement and device for regulating the operation of a clock movement
US-9891591-B2 · Feb 13, 2018 · US
Hybrid timepiece oscillator
US-2018024498-A1 · Jan 25, 2018 · US
Mechanical clock movement with magnetic escapement
US-9804570-B2 · Oct 31, 2017 · US
Device for regulating the motion of a mechanical horological movement
US-2017300015-A1 · Oct 19, 2017 · US
Timepiece regulating mechanism with magnetically synchronized rotating arms
US-9785116-B2 · Oct 10, 2017 · US
Magnetic or electrostatic pivoting of a mobile timepiece element
US-9778619-B2 · Oct 3, 2017 · US
Timepiece synchronization mechanism
US-9772604-B2 · Sep 26, 2017 · US
Timepiece regulating mechanism with optimised magnetic escapement
US-2017261933-A1 · Sep 14, 2017 · US
Contactless cylinder escapement mechanism for timepieces
US-9746829-B2 · Aug 29, 2017 · US
Magnetic escape wheel set for timepieces
US-2017242403-A1 · Aug 24, 2017 · US
Magnetic centring device
US-9727026-B2 · Aug 8, 2017 · US
Display apparatus having indicator needle
US-2017211953-A1 · Jul 27, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G04C5/005?
- CPC G04C5/005 is the Cooperative Patent Classification code for “Magnetic or electromagnetic means.”
- How many patents are filed under CPC G04C5/005 (Magnetic or electromagnetic means)?
- Our database includes 102 publications tagged with this CPC code.
- Is patent activity under CPC G04C5/005 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).