Work vehicle and control method for work vehicle
US-12404656-B2 · Sep 2, 2025 · US
Relating the clutch
Relating the clutch · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16D2500/502 |
| Official title | Relating the clutch |
| Display label | Relating the clutch |
| Total patents | 39 |
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 | 1 |
| 2016 | 2 |
| 2017 | 8 |
| 2018 | 10 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Work vehicle and control method for work vehicle
US-2023407598-A1 · Dec 21, 2023 · US
Control device
US-11480247-B2 · Oct 25, 2022 · US
Control device
US-2022163108-A1 · May 26, 2022 · US
Vehicle drive device
US-11285933-B2 · Mar 29, 2022 · US
Four-wheel drive vehicle
US-11047429-B2 · Jun 29, 2021 · US
Control apparatus for synchronous meshing mechanism
US-11041535-B2 · Jun 22, 2021 · US
Vehicle drive device
US-2021107443-A1 · Apr 15, 2021 · US
Control apparatus for synchronous meshing mechanism
US-2020408264-A1 · Dec 31, 2020 · US
Clutch control device
US-10718386-B2 · Jul 21, 2020 · US
Method for operating a clutch
US-10634199-B2 · Apr 28, 2020 · US
System and method for controlling engine clutch slip for a hybrid vehicle
US-10612604-B2 · Apr 7, 2020 · US
Four-wheel drive vehicle
US-2020049210-A1 · Feb 13, 2020 · US
Clutch apparatus and control method for clutch apparatus
US-10415659-B2 · Sep 17, 2019 · US
Method and engine clutch system for stabilizing engine clutch control, and vehicle employing the method and engine clutch system for stabilizing engine clutch control
US-10351125-B2 · Jul 16, 2019 · US
System and method for controlling engine clutch slip for a hybrid vehicle
US-2019078627-A1 · Mar 14, 2019 · US
Determination of a clutch temperature
US-10197114-B2 · Feb 5, 2019 · US
Temperature-based clutch protection from centrifugal head pressure inhibiting clutch disengagement
US-10197117-B2 · Feb 5, 2019 · US
Method for controlling clutch of vehicle
US-10151360-B2 · Dec 11, 2018 · US
Clutch control device
US-2018283478-A1 · Oct 4, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D2500/502?
- CPC F16D2500/502 is the Cooperative Patent Classification code for “Relating the clutch.”
- How many patents are filed under CPC F16D2500/502 (Relating the clutch)?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC F16D2500/502 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2025 (latest complete years).