Mobility device
US-11794722-B2 · Oct 24, 2023 · US
Eddy-current braking
Eddy-current braking · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B60L7/28 |
| Official title | Eddy-current braking |
| Display label | Eddy-current braking |
| Total patents | 86 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 9 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 8 |
| 2020 | 10 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 9 |
| 2024 | 9 |
| 2025 | 13 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Passive eddy-current wheel brake with conical form
US-2023294822-A1 · Sep 21, 2023 · US
System and method for use in connection with a wheel torque generating component in a heavy-duty vehicle
US-2023182710-A1 · Jun 15, 2023 · US
Inspection device for the inspection of two-dimensionally extending metal objects
US-2023122236-A1 · Apr 20, 2023 · US
Eddy current deceleration device
US-2023089505-A1 · Mar 23, 2023 · US
Inspection or cleaning pig
US-2023003329-A1 · Jan 5, 2023 · US
Vehicle speed control system and method of controlling retardation energy of a vehicle
US-11505086-B2 · Nov 22, 2022 · US
System and method for controlling a vehicle
US-11491880-B2 · Nov 8, 2022 · US
Retarder-equipped rotating electrical machine
US-11404950-B2 · Aug 2, 2022 · US
Electric drive device for vehicle
US-11345324-B2 · May 31, 2022 · US
Transport apparatus
US-2022165598-A1 · May 26, 2022 · US
Apparatus, system and method for braking
US-11318846-B2 · May 3, 2022 · US
Superconducting magnet for eddy-current braking for high-speed trains
US-11189410-B2 · Nov 30, 2021 · US
Retarder-equipped rotating electrical machine
US-2021313868-A1 · Oct 7, 2021 · US
Mobility Device
US-2021276540-A1 · Sep 9, 2021 · US
Mobility device
US-10926756-B2 · Feb 23, 2021 · US
Vehicle speed control system and method of controlling retardation energy of a vehicle
US-2021009003-A1 · Jan 14, 2021 · US
Superconducting eddy-current brake for high-speed train
US-2021001729-A1 · Jan 7, 2021 · US
Superconducting magnet for eddy-current braking for high-speed trains
US-2021005367-A1 · Jan 7, 2021 · US
Apparatus, system and method for braking
US-2020317060-A1 · Oct 8, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60L7/28?
- CPC B60L7/28 is the Cooperative Patent Classification code for “Eddy-current braking.”
- How many patents are filed under CPC B60L7/28 (Eddy-current braking)?
- Our database includes 86 publications tagged with this CPC code.
- Is patent activity under CPC B60L7/28 growing?
- Publication counts under this code: 9 in 2024 vs 13 in 2025 (latest complete years).