Ball recirculation tube and ball screw device
US-2018363746-A1 · Dec 20, 2018 · US
with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members · 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 | F16H25/22 |
| Official title | with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members |
| Display label | with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members |
| Total patents | 226 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 32 |
| 2017 | 11 |
| 2018 | 18 |
| 2019 | 32 |
| 2020 | 22 |
| 2021 | 18 |
| 2022 | 26 |
| 2023 | 13 |
| 2024 | 28 |
| 2025 | 13 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Motion guide device and actuator
US-2018355959-A1 · Dec 13, 2018 · US
Ball screw
US-2018274640-A1 · Sep 27, 2018 · US
Power steering device
US-2018274641-A1 · Sep 27, 2018 · US
Cooling liquid discharge apparatus and ball screw apparatus
US-2018172139-A1 · Jun 21, 2018 · US
Differential limiting device for vehicle
US-2018100569-A1 · Apr 12, 2018 · US
Screw shaft, manufacturing method thereof, and ball screw device
US-2018087636-A1 · Mar 29, 2018 · US
Work Vehicle
US-2018038460-A1 · Feb 8, 2018 · US
Linear actuator
US-9856957-B2 · Jan 2, 2018 · US
Split gate valve with biasing mechanism
US-9845891-B2 · Dec 19, 2017 · US
Ball Screw Device and Steering System
US-2017350481-A1 · Dec 7, 2017 · US
Steering apparatus
US-2017349205-A1 · Dec 7, 2017 · US
Ball Screw Device, Steering System Using Ball Screw Device, and Method for Producing Retainer of Ball Screw Device
US-2017350482-A1 · Dec 7, 2017 · US
Ball Screw Device and Steering System
US-2017343087-A1 · Nov 30, 2017 · US
Viscoelastic liquid-cooled actuator
US-2017341227-A1 · Nov 30, 2017 · US
Ball screw mechanism and steering system
US-2017334479-A1 · Nov 23, 2017 · US
Steering apparatus of outboard motor and outboard motor boat
US-9772014-B2 · Sep 26, 2017 · US
Electromechanical actuator cylinder
US-2017089436-A1 · Mar 30, 2017 · US
Screw device
US-9568078-B2 · Feb 14, 2017 · US
System comprising a roller screw and a roller thrust bearing
US-9546718-B2 · Jan 17, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16H25/22?
- CPC F16H25/22 is the Cooperative Patent Classification code for “with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members.”
- How many patents are filed under CPC F16H25/22 (with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members)?
- Our database includes 226 publications tagged with this CPC code.
- Is patent activity under CPC F16H25/22 growing?
- Publication counts under this code: 28 in 2024 vs 13 in 2025 (latest complete years).