Apparatus and method for measuring properties of a ferromagnetic material
US-9851265-B2 · Dec 26, 2017 · US
Measuring magnetic properties of articles or specimens of solids or fluids (involving magnetic resonance G01R33/20)
Measuring magnetic properties of articles or specimens of solids or fluids (involving magnetic resonance G01R33/20) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01R33/12 |
| Official title | Measuring magnetic properties of articles or specimens of solids or fluids (involving magnetic resonance G01R33/20) |
| Display label | Measuring magnetic properties of articles or specimens of solids or fluids (involving magnetic resonance G01R33/20) |
| Total patents | 282 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 11 |
| 2016 | 23 |
| 2017 | 28 |
| 2018 | 25 |
| 2019 | 29 |
| 2020 | 30 |
| 2021 | 27 |
| 2022 | 35 |
| 2023 | 27 |
| 2024 | 20 |
| 2025 | 22 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Analysis of nuclear magnetic resonance spectra with non-stationary peaks
US-2017356974-A1 · Dec 14, 2017 · US
Magnetic measurement system and apparatus utilizing X-ray to measure comparatively thick magnetic materials
US-9835569-B2 · Dec 5, 2017 · US
Magnetic flux density based dna sequencing
US-2017342478-A1 · Nov 30, 2017 · US
Systems and methods for determining mechanical stress of machinery
US-2017336274-A1 · Nov 23, 2017 · US
Magnetic biomedical sensors and sensing system for high-throughput biomolecule testing
US-9823316-B2 · Nov 21, 2017 · US
Transformer flux estimation and limiting in isolated DC-DC voltage converters
US-9812971-B1 · Nov 7, 2017 · US
Method for predicting iron loss of non-oriented electrical steel sheet after shearing
US-2017315093-A1 · Nov 2, 2017 · US
Magnetic identification assembly and method of identifying a component
US-2017308726-A1 · Oct 26, 2017 · US
Rapid Magnetic Hotspot Detector
US-2017299666-A1 · Oct 19, 2017 · US
Sensor for detecting deformation of sealed secondary battery
US-2017288283-A1 · Oct 5, 2017 · US
Magnetic search coil for measuring real-time brownian relaxation of magnetic nanoparticles
US-9778225-B2 · Oct 3, 2017 · US
Tunable cavity for material measurement
US-9773587-B1 · Sep 26, 2017 · US
Magnetic inspection systems for inspection of target objects
US-9759686-B2 · Sep 12, 2017 · US
Methods and apparatus for spin wave-based spectrum analyzers
US-2017248640-A1 · Aug 31, 2017 · US
Personal radio-frequency electromagnetic radiation exposimetry
US-2017234943-A1 · Aug 17, 2017 · US
Measurement parameters for qc metrology of synthetically generated diamond with nv centers
US-2017212046-A1 · Jul 27, 2017 · US
Magnetic measurement system and apparatus for measuring comparatively thick materials
US-2017199135-A1 · Jul 13, 2017 · US
Magnetic measurement device
US-9702945-B2 · Jul 11, 2017 · US
Magnet evaluating device and method
US-9625539-B2 · Apr 18, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01R33/12?
- CPC G01R33/12 is the Cooperative Patent Classification code for “Measuring magnetic properties of articles or specimens of solids or fluids (involving magnetic resonance G01R33/20).”
- How many patents are filed under CPC G01R33/12 (Measuring magnetic properties of articles or specimens of solids or fluids (involving magnetic resonance G01R33/20))?
- Our database includes 282 publications tagged with this CPC code.
- Is patent activity under CPC G01R33/12 growing?
- Publication counts under this code: 20 in 2024 vs 22 in 2025 (latest complete years).