Method for ensuring the standstill of a rail vehicle
US-2026070593-A1 · Mar 12, 2026 · US
Profile gauges, e.g. loading gauges
Profile gauges, e.g. loading gauges · 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 | B61K9/02 |
| Official title | Profile gauges, e.g. loading gauges |
| Display label | Profile gauges, e.g. loading gauges |
| Total patents | 34 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 6 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 6 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Estimating device and method for determining estimated movement values
US-2025388247-A1 · Dec 25, 2025 · US
Load estimation apparatus, load estimation method, and program
US-12287257-B2 · Apr 29, 2025 · US
Encoder bearing hub assembly for rail vehicles
US-2025083715-A1 · Mar 13, 2025 · US
Encoder bearing hub assembly for rail vehicles
US-11958510-B2 · Apr 16, 2024 · US
Load sensing system for a railway truck assembly
US-11499862-B2 · Nov 15, 2022 · US
Method, device and system for analyzing tunnel clearance based on laser point cloud
US-2022236422-A1 · Jul 28, 2022 · US
Nondestructive inspection method and nondestructive inspection system
US-11371875-B2 · Jun 28, 2022 · US
Inspection device and method for subway tunnels based on three-dimensional laser scanning
US-11359945-B2 · Jun 14, 2022 · US
Method and device for detecting sensor errors
US-11293939-B2 · Apr 5, 2022 · US
Encoder bearing hub assembly for rail vehicles
US-2022001906-A1 · Jan 6, 2022 · US
Inspection device and method for subway tunnels based on three-dimensional laser scanning
US-2021325213-A1 · Oct 21, 2021 · US
Load estimation apparatus, load estimation method, and program
US-2021231533-A1 · Jul 29, 2021 · US
Nondestructive inspection method and nondestructive inspection system
US-2021181011-A1 · Jun 17, 2021 · US
Encoder bearing hub assembly for rail vehicles
US-10919547-B2 · Feb 16, 2021 · US
Testing device and method for checking a defined profile of a train of vehicles, in particular rail vehicles
US-10689013-B2 · Jun 23, 2020 · US
Load sensing system for a railway truck assembly
US-2020132537-A1 · Apr 30, 2020 · US
Method and Device for Detecting Sensor Errors
US-2020103437-A1 · Apr 2, 2020 · US
Load measuring device for railcar bogie
US-10422685-B2 · Sep 24, 2019 · US
Testing device and method for checking a defined profile of a train of vehicles, in particular rail vehicles
US-2019031216-A1 · Jan 31, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B61K9/02?
- CPC B61K9/02 is the Cooperative Patent Classification code for “Profile gauges, e.g. loading gauges.”
- How many patents are filed under CPC B61K9/02 (Profile gauges, e.g. loading gauges)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC B61K9/02 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).