Non-contact power supply system and transport system
US-12525787-B2 · Jan 13, 2026 · US
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fed from AC supply lines
fed from AC supply lines · 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 | B60L9/08 |
| Official title | fed from AC supply lines |
| Display label | fed from AC supply lines |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Non-contact power supply system and transport system
US-2025062607-A1 · Feb 20, 2025 · US
Methods and systems for a tractor and a trailer
US-12208655-B2 · Jan 28, 2025 · US
Traction assembly including a locomotive and a tender and associated method
US-12145634-B2 · Nov 19, 2024 · US
Voltage control method and apparatus, system, and maglev train
US-12017539-B2 · Jun 25, 2024 · US
Voltage control method and apparatus, system, and maglev train
US-2023382235-A1 · Nov 30, 2023 · US
Systems and methods for controlled traversal of phase breaks
US-11701970-B2 · Jul 18, 2023 · US
Movable power coupling and a robot with movable power coupling
US-11370305-B2 · Jun 28, 2022 · US
Methods and systems for a tractor and a trailer
US-2022048346-A1 · Feb 17, 2022 · US
Traction assembly including a locomotive and a tender and associated method
US-2022024496-A1 · Jan 27, 2022 · US
Systems and methods for controlled traversal of phase breaks
US-2021188224-A1 · Jun 24, 2021 · US
Movable power coupling and a robot with movable power coupling
US-10946749-B2 · Mar 16, 2021 · US
Movable power coupling and a robot with movable power coupling
US-10742070-B2 · Aug 11, 2020 · US
Detection method and system for pantograph arc based on train power supply system
US-10416222-B2 · Sep 17, 2019 · US
Power conversion device and AC electric-vehicle drive system
US-10075097-B2 · Sep 11, 2018 · US
Movable Power Coupling and a Robot with Movable Power Coupling
US-2018105044-A1 · Apr 19, 2018 · US
Movable Power Coupling and a Robot with Movable Power Coupling
US-2018105045-A1 · Apr 19, 2018 · US
Electric railcar power feeding system, power feeding device, and power storage device
US-9873335-B2 · Jan 23, 2018 · US
Detection method and system for pantograph arc based on train power supply system
US-2017276716-A1 · Sep 28, 2017 · US
Power conversion device and ac electric-vehicle drive system
US-2017033711-A1 · Feb 2, 2017 · US