Continuously and/or infinitely variable transmissions and methods therefor
US-9850993-B2 · Dec 26, 2017 · US
with variable gear ratio or for reversing rotary motion
with variable gear ratio or for reversing rotary motion · 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 | F16H57/0484 |
| Official title | {with variable gear ratio or for reversing rotary motion} |
| Display label | with variable gear ratio or for reversing rotary motion |
| Total patents | 316 |
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 | 14 |
| 2016 | 30 |
| 2017 | 27 |
| 2018 | 36 |
| 2019 | 34 |
| 2020 | 54 |
| 2021 | 40 |
| 2022 | 32 |
| 2023 | 23 |
| 2024 | 14 |
| 2025 | 6 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Transmissions for opposed-piston engines with two crankshafts
US-2017314646-A1 · Nov 2, 2017 · US
Planetary Gearing
US-2017307064-A1 · Oct 26, 2017 · US
Hybrid transmission arrangement having a motor damper
US-9772028-B2 · Sep 26, 2017 · US
Electric all-wheel drive two speed with split double reduction planetary
US-2017261082-A1 · Sep 14, 2017 · US
Drive unit of hybrid vehicle
US-2017240037-A1 · Aug 24, 2017 · US
Continuously variable transmission
US-9726282-B2 · Aug 8, 2017 · US
Transmission cooling arrangement with overhead spray
US-2017204962-A1 · Jul 20, 2017 · US
Continuously variable transmission with direction selection mechanism
US-9702450-B2 · Jul 11, 2017 · US
Speed change device
US-9695929-B2 · Jul 4, 2017 · US
Automatic transmission
US-2017146113-A1 · May 25, 2017 · US
Cooling system for power transmission unit
US-2017097086-A1 · Apr 6, 2017 · US
Carrier for ball-type continuously variable transmission
US-2017089433-A1 · Mar 30, 2017 · US
Transmission With Fluid Distributing Clutch Hub
US-2017089452-A1 · Mar 30, 2017 · US
Power transmission apparatus
US-2017066317-A1 · Mar 9, 2017 · US
Speed change device
US-2017016528-A1 · Jan 19, 2017 · US
Oil supply structure for power unit, and power unit
US-2016369853-A1 · Dec 22, 2016 · US
Speed change device
US-2016369870-A1 · Dec 22, 2016 · US
Lubricating device of automatic transmission
US-9518647-B2 · Dec 13, 2016 · US
Balanced split sun assemblies with integrated differential mechanisms, and variators and drive trains including balanced split sun assemblies
US-2016290451-A1 · Oct 6, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16H57/0484?
- CPC F16H57/0484 is the Cooperative Patent Classification code for “with variable gear ratio or for reversing rotary motion.”
- How many patents are filed under CPC F16H57/0484 (with variable gear ratio or for reversing rotary motion)?
- Our database includes 316 publications tagged with this CPC code.
- Is patent activity under CPC F16H57/0484 growing?
- Publication counts under this code: 14 in 2024 vs 6 in 2025 (latest complete years).