Runaway prevention systems and methods for electric vehicles
US-12479313-B2 · Nov 25, 2025 · US
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Dead-man's devices
Dead-man's devices · 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 | B60L3/02 |
| Official title | Dead-man's devices |
| Display label | Dead-man's devices |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 6 |
| 2018 | 3 |
| 2019 | 1 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Service plug, in-vehicle power supply device, and vehicle
US-12304334-B2 · May 20, 2025 · US
Working machine with a frame structure controlled emergency stop actuator
US-2024120156-A1 · Apr 11, 2024 · US
Control device for responding to failure of brake system of four-wheel drive electric vehicle
US-11820374-B2 · Nov 21, 2023 · US
Predictive driver alertness assessment
US-11760318-B2 · Sep 19, 2023 · US
Operating device for human-powered vehicle
US-11597466-B2 · Mar 7, 2023 · US
Runaway prevention systems and methods for electric vehicles
US-2022355787-A1 · Nov 10, 2022 · US
Runaway prevention systems and methods for electric vehicles
US-2022355676-A1 · Nov 10, 2022 · US
Service plug, in-vehicle power supply device, and vehicle
US-2022324338-A1 · Oct 13, 2022 · US
Predictive driver alertness assessment
US-2022289151-A1 · Sep 15, 2022 · US
Operating device for human-powered vehicle
US-2022063754-A1 · Mar 3, 2022 · US
Control device for responding to failure of brake system of four-wheel drive electric vehicle
US-2022017092-A1 · Jan 20, 2022 · US
Speed controlled switching system for a ride-on vehicle
US-10279694-B2 · May 7, 2019 · US
Electronic controls for battery-powered ride-on vehicle
US-10106047-B2 · Oct 23, 2018 · US
Motor vehicle with multi-collision brake
US-10053072-B2 · Aug 21, 2018 · US
Dual charge ride-on vehicle
US-9994116-B2 · Jun 12, 2018 · US
Electric vehicle and driving method of electric vehicle
US-9796289-B2 · Oct 24, 2017 · US
Enhancing vehicle system control
US-9792801-B2 · Oct 17, 2017 · US
Dual charge ride-on vehicle
US-2017232860-A1 · Aug 17, 2017 · US
Speed controlled switching system for a ride-on vehicle
US-2017232856-A1 · Aug 17, 2017 · US