Extended kalman filter based autonomous magnetometer calibration
US-2017343349-A1 · Nov 30, 2017 · US
Arrangements or instruments for measuring magnetic variables
Arrangements or instruments for measuring magnetic variables · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01R33/00 |
| Official title | Arrangements or instruments for measuring magnetic variables |
| Display label | Arrangements or instruments for measuring magnetic variables |
| Total patents | 221 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 24 |
| 2016 | 23 |
| 2017 | 18 |
| 2018 | 39 |
| 2019 | 33 |
| 2020 | 21 |
| 2021 | 22 |
| 2022 | 12 |
| 2023 | 6 |
| 2024 | 8 |
| 2025 | 11 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetoresistive effect device
US-2017345449-A1 · Nov 30, 2017 · US
Magnetization analysis apparatus, magnetization analysis method, and recording medium
US-9824168-B2 · Nov 21, 2017 · US
Customized magnetic susceptibility materials
US-9810751-B2 · Nov 7, 2017 · US
Roof Membrane Bonding Plate Marking Tool
US-2017254090-A1 · Sep 7, 2017 · US
Gap and displacement magnetic sensor system for scanner heads in paper machines or other systems
US-9753114-B2 · Sep 5, 2017 · US
MEMS amplitude modulator and MEMS magnetic field sensor including same
US-9748899-B2 · Aug 29, 2017 · US
Wireless sensor and method of interrogating thereof
US-9733202-B2 · Aug 15, 2017 · US
Low fly height in-plane magnetic image sensor chip
US-2017184690-A1 · Jun 29, 2017 · US
Magnetic resonance imaging apparatus
US-2017178319-A1 · Jun 22, 2017 · US
Electromechanical device including a suspended structure and method of fabricating the same
US-9650237-B2 · May 16, 2017 · US
Fitness monitoring device with altimeter
US-9599632-B2 · Mar 21, 2017 · US
Fitness monitoring device with altimeter and gesture recognition
US-9568492-B2 · Feb 14, 2017 · US
Systems and methods for alignment and detection of a consumable component
US-9513104-B2 · Dec 6, 2016 · US
Perpendicularly magnetized ultrathin film exhibiting high perpendicular magnetic anisotropy, method for manufacturing same, and application
US-9508373-B2 · Nov 29, 2016 · US
Integrated circuit package having a split lead frame
US-9494660-B2 · Nov 15, 2016 · US
Electromechanical device and method of fabricating the same
US-2016289063-A1 · Oct 6, 2016 · US
Method of manufacturing tunnel magnetoresistive effect element and sputtering apparatus
US-2016276583-A1 · Sep 22, 2016 · US
Free layer with out-of-plane anisotropy for magnetic device applications
US-9437268-B2 · Sep 6, 2016 · US
Performance analysis of power grid monitors
US-2016252562-A1 · Sep 1, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01R33/00?
- CPC G01R33/00 is the Cooperative Patent Classification code for “Arrangements or instruments for measuring magnetic variables.”
- How many patents are filed under CPC G01R33/00 (Arrangements or instruments for measuring magnetic variables)?
- Our database includes 221 publications tagged with this CPC code.
- Is patent activity under CPC G01R33/00 growing?
- Publication counts under this code: 8 in 2024 vs 11 in 2025 (latest complete years).