Method for determining the refractive-index profile of a cylindrical optical object
US-2023107854-A1 · Apr 6, 2023 · US
in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof
in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01M11/37 |
| Official title | {in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof} |
| Display label | in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof |
| Total patents | 86 |
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 | 6 |
| 2017 | 6 |
| 2018 | 11 |
| 2019 | 8 |
| 2020 | 12 |
| 2021 | 4 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 9 |
| 2025 | 11 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Relative mode transmission loss measurement of a connectorized fiber optic cable
US-2023095762-A1 · Mar 30, 2023 · US
Method of making a distributed optical fiber sensor having enhanced Rayleigh scattering and enhanced temperature stability, and monitoring systems employing same
US-11467338-B2 · Oct 11, 2022 · US
Measurement technique for refractive index inhomogeneity between plates of a lightguide optical element (LOE)
US-11454590-B2 · Sep 27, 2022 · US
Optical fiber preform, method for manufacturing optical fiber preform, and method for setting striae pitch of optical fiber preform
US-11378737-B2 · Jul 5, 2022 · US
On-chip photonic integrated circuit optical validation
US-2022099590-A1 · Mar 31, 2022 · US
Method of measuring optical fiber preform
US-11274917-B2 · Mar 15, 2022 · US
Optical fiber glass eccentricity measurement device and measurement method
US-11256027-B2 · Feb 22, 2022 · US
Method of measuring optical fiber preform
US-2021215473-A1 · Jul 15, 2021 · US
Optical fiber termination using a reference source
US-10996137-B2 · May 4, 2021 · US
Measurement Technique for Refractive Index Inhomogeneity Between Plates of a Lightguide Optical Element (LOE)
US-2021116367-A1 · Apr 22, 2021 · US
Wafer-scale testing of photonic integrated circuits using horizontal spot-size converters
US-10964605-B1 · Mar 30, 2021 · US
Optical power monitor device and optical power monitor method
US-10760992-B2 · Sep 1, 2020 · US
Optical fiber glass eccentricity measurement device and measurement method
US-2020257043-A1 · Aug 13, 2020 · US
Optical fiber preform, method for manufacturing optical fiber preform, and method for setting striae pitch of optical fiber preform
US-2020247709-A1 · Aug 6, 2020 · US
Method and apparatus for inspecting intermittent connection type optical fiber ribbon and method for manufacturing intermittent connection type optical fiber ribbon
US-10704985-B2 · Jul 7, 2020 · US
Method and apparatus for nondestructive determination of core size of hollow-core photonic bandgap fiber using Fabry-Perot interference
US-10704986-B2 · Jul 7, 2020 · US
Method of making a distributed optical fiber sensor having enhanced rayleigh scattering and enhanced temperature stability, and monitoring systems employing same
US-2020200968-A1 · Jun 25, 2020 · US
In-situ detection of glass fiber defects
US-10684220-B2 · Jun 16, 2020 · US
Method of making a distributed optical fiber sensor having enhanced Rayleigh scattering and enhanced temperature stability, and monitoring systems employing same
US-10670802-B2 · Jun 2, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01M11/37?
- CPC G01M11/37 is the Cooperative Patent Classification code for “in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof.”
- How many patents are filed under CPC G01M11/37 (in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof)?
- Our database includes 86 publications tagged with this CPC code.
- Is patent activity under CPC G01M11/37 growing?
- Publication counts under this code: 9 in 2024 vs 11 in 2025 (latest complete years).