Mobile railway asset monitoring apparatus and methods
US-11964681-B2 · Apr 23, 2024 · US
Measuring or surveying wheel-rims
Measuring or surveying wheel-rims · 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 | B61K9/12 |
| Official title | Measuring or surveying wheel-rims |
| Display label | Measuring or surveying wheel-rims |
| Total patents | 98 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 10 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 11 |
| 2023 | 5 |
| 2024 | 14 |
| 2025 | 14 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for detecting an abnormal gait condition of a railway vehicle
US-11529978-B2 · Dec 20, 2022 · US
System, method and apparatus for monitoring the health of railcar wheelsets
US-11385137-B2 · Jul 12, 2022 · US
Method of wheel calibration
US-11332172-B2 · May 17, 2022 · US
System and method for vehicle control based on detected wheel condition
US-2022105969-A1 · Apr 7, 2022 · US
Method for determining a parameter of a wheel of an observed railway vehicle and evaluation unit
US-11274994-B2 · Mar 15, 2022 · US
Train wheel measurement process, and associated system
US-11247705-B2 · Feb 15, 2022 · US
Encoder bearing hub assembly for rail vehicles
US-2022001906-A1 · Jan 6, 2022 · US
Method and Device for Detecting a Derailed State of a Rail Vehicle
US-2021394805-A1 · Dec 23, 2021 · US
Vehicle monitoring system
US-11148689-B2 · Oct 19, 2021 · US
Mobile Railway Asset Monitoring Apparatus and Methods
US-2021291882-A1 · Sep 23, 2021 · US
Controllable track conditioning unit
US-2021206405-A1 · Jul 8, 2021 · US
Method for controlling wheel deformation and associated device and system
US-2021179152-A1 · Jun 17, 2021 · US
Encoder bearing hub assembly for rail vehicles
US-10919547-B2 · Feb 16, 2021 · US
System and method for detecting an abnormal gait condition of a railway vehicle
US-2020290656-A1 · Sep 17, 2020 · US
Method of Train Wheel Calibration
US-2020108847-A1 · Apr 9, 2020 · US
System and method for vehicle control based on detected wheel condition
US-2020101990-A1 · Apr 2, 2020 · US
Device and method for checking a wheel of a rail vehicle for flat spots
US-2020047782-A1 · Feb 13, 2020 · US
Railway wheels monitoring system and method
US-10543859-B2 · Jan 28, 2020 · US
Method for stabilizing a rail vehicle
US-10538258-B2 · Jan 21, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61K9/12?
- CPC B61K9/12 is the Cooperative Patent Classification code for “Measuring or surveying wheel-rims.”
- How many patents are filed under CPC B61K9/12 (Measuring or surveying wheel-rims)?
- Our database includes 98 publications tagged with this CPC code.
- Is patent activity under CPC B61K9/12 growing?
- Publication counts under this code: 14 in 2024 vs 14 in 2025 (latest complete years).