Backlash measuring method, wind turbine diagnosing method, and backlash measuring apparatus
US-12404838-B2 · Sep 2, 2025 · US
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Measuring on gear teeth
Measuring on gear teeth · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01B7/146 |
| Official title | {Measuring on gear teeth} |
| Display label | Measuring on gear teeth |
| Total patents | 13 |
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 | 4 |
| 2019 | 3 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Backlash measuring method, wind turbine diagnosing method, and backlash measuring apparatus
US-2023407847-A1 · Dec 21, 2023 · US
Method for extracting gear tooth profile edge based on engagement-pixel image edge tracking method
US-11371821-B2 · Jun 28, 2022 · US
Method for extracting gear tooth profile edge based on engagement-pixel image edge tracking method
US-2019285396-A1 · Sep 19, 2019 · US
Arrangements for magnetic field sensors that act as tooth detectors
US-10254103-B2 · Apr 9, 2019 · US
Contact measurement on the tooth flank of a gearwheel workpiece
US-10209051-B2 · Feb 19, 2019 · US
Contact measurement on the tooth flank of a gearwheel workpiece
US-2017356732-A1 · Dec 14, 2017 · US
Arrangements for magnetic field sensors that act as tooth detectors
US-9810519-B2 · Nov 7, 2017 · US
Arrangements For Magnetic Field Sensors That Act As Tooth Detectors
US-2017314907-A1 · Nov 2, 2017 · US
Vehicle differential assembly
US-9534679-B2 · Jan 3, 2017 · US
Vehicle differential assembly
US-2016356371-A1 · Dec 8, 2016 · US
System and method for developing fault diagnostics and failure prognosis of spline wear in a drive system
US-9354036-B2 · May 31, 2016 · US
Arrangements for Magnetic Field Sensors That Act as Tooth Detectors
US-2015022187-A1 · Jan 22, 2015 · US