Systems and methods for an on-board fast charger
US-12170493-B2 · Dec 17, 2024 · US
using propulsion power supplied by batteries or fuel cells
using propulsion power supplied by batteries or fuel cells · 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 | B60L50/50 |
| Official title | using propulsion power supplied by batteries or fuel cells |
| Display label | using propulsion power supplied by batteries or fuel cells |
| Total patents | 1,743 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 213 |
| 2016 | 197 |
| 2017 | 169 |
| 2018 | 149 |
| 2019 | 249 |
| 2020 | 243 |
| 2021 | 150 |
| 2022 | 121 |
| 2023 | 94 |
| 2024 | 85 |
| 2025 | 63 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Resin composition and battery module comprising the same
US-11909053-B2 · Feb 20, 2024 · US
Method and apparatus for managing battery pack
US-9221348-B2 · Dec 29, 2015 · US
Fuel cell system
US-9214685-B2 · Dec 15, 2015 · US
Fuel control system and method for fuel cell system
US-9214684-B2 · Dec 15, 2015 · US
Foldable electric bicycle and control method thereof
US-9205889-B2 · Dec 8, 2015 · US
Safety system of fuel cell vehicle and control method for the same
US-2015343903-A1 · Dec 3, 2015 · US
Work vehicle and control method for same
US-2015337877-A1 · Nov 26, 2015 · US
Control device for vehicle
US-9193267-B2 · Nov 24, 2015 · US
Add-on communication apparatus attached to in-cable charging control device and operating method thereof
US-9184616-B2 · Nov 10, 2015 · US
Energy management method and energy management system using same
US-2015306970-A1 · Oct 29, 2015 · US
Apparatus and method for on-board production of fuel for a fuel cell car
US-9169119-B2 · Oct 27, 2015 · US
Electrical storage device, lithium ion capacitor and negative electrode for lithium ion capacitor
US-9171675-B2 · Oct 27, 2015 · US
Case for secondary battery and method of manufacturing case
US-9166210-B2 · Oct 20, 2015 · US
Driver circuit for an electric vehicle and a diagnostic method for determining when a first voltage driver is shorted to a low voltage and a second voltage driver is shorted to a high voltage
US-9162579-B2 · Oct 20, 2015 · US
Fuel cell startup apparatus comprising emergency air supplier and method
US-9160017-B2 · Oct 13, 2015 · US
Apparatus and method for controlling coolant temperature of fuel cell system
US-2015288014-A1 · Oct 8, 2015 · US
Motor torque control apparatus and method
US-9154072-B2 · Oct 6, 2015 · US
Electric motor
US-9150202-B2 · Oct 6, 2015 · US
Control method for shortening start time of electric vehicle
US-9145057-B2 · Sep 29, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B60L50/50?
- CPC B60L50/50 is the Cooperative Patent Classification code for “using propulsion power supplied by batteries or fuel cells.”
- How many patents are filed under CPC B60L50/50 (using propulsion power supplied by batteries or fuel cells)?
- Our database includes 1,743 publications tagged with this CPC code.
- Is patent activity under CPC B60L50/50 growing?
- Publication counts under this code: 85 in 2024 vs 63 in 2025 (latest complete years).