Ultrasound probe and ultrasound equipment using same
US-9846145-B2 · Dec 19, 2017 · US
Electrostatic or capacitive probes, e.g. electret or cMUT-probes
Electrostatic or capacitive probes, e.g. electret or cMUT-probes · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N29/2406 |
| Official title | {Electrostatic or capacitive probes, e.g. electret or cMUT-probes} |
| Display label | Electrostatic or capacitive probes, e.g. electret or cMUT-probes |
| Total patents | 327 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 28 |
| 2017 | 33 |
| 2018 | 44 |
| 2019 | 45 |
| 2020 | 42 |
| 2021 | 30 |
| 2022 | 23 |
| 2023 | 22 |
| 2024 | 21 |
| 2025 | 17 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Probe, transducer unit, and subject information acquisition apparatus
US-2017319179-A1 · Nov 9, 2017 · US
Resonant CO2 sensing with mitigation of cross-sensitivities
US-9778238-B2 · Oct 3, 2017 · US
Complementary metal oxide semiconductor (CMOS) ultrasonic transducers and methods for forming the same
US-9738514-B2 · Aug 22, 2017 · US
Electrostatic capacitance type transducer
US-2017219423-A1 · Aug 3, 2017 · US
Biometric Cryptography Using Micromachined Ultrasound Transducers
US-2017177917-A1 · Jun 22, 2017 · US
Ultrasound probe and ultrasound imaging device
US-2017156697-A1 · Jun 8, 2017 · US
Probe, object information acquisition apparatus, and method of manufacturing the probe
US-9618386-B2 · Apr 11, 2017 · US
Capacitive detection type electro-mechanical transducer
US-9594103-B2 · Mar 14, 2017 · US
Ultrasound transducer assembly
US-2017065253-A1 · Mar 9, 2017 · US
Transducer unit, acoustic probe including the transducer unit, and photoacoustic apparatus including the acoustic probe
US-2017067856-A1 · Mar 9, 2017 · US
Transducer array, and acoustic wave measurement apparatus
US-2017067994-A1 · Mar 9, 2017 · US
Complementary metal oxide semiconductor (cmos) ultrasonic transducers and methods for forming the same
US-2017029271-A1 · Feb 2, 2017 · US
Complementary metal oxide semiconductor (CMOS) ultrasonic transducers and methods for forming the same
US-9499395-B2 · Nov 22, 2016 · US
Acoustic lens for micromachined ultrasound transducers
US-9502023-B2 · Nov 22, 2016 · US
Capacitive transducer, capacitive transducer manufacturing method, and object information acquisition apparatus
US-9497552-B2 · Nov 15, 2016 · US
Sensor
US-2016327523-A1 · Nov 10, 2016 · US
Ultrasound diagnostic device and ultrasound probe
US-9476861-B2 · Oct 25, 2016 · US
Microfabricated ultrasonic transducers and related apparatus and methods
US-2016290969-A1 · Oct 6, 2016 · US
Microfabricated ultrasonic transducers and related apparatus and methods
US-2016290970-A1 · Oct 6, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N29/2406?
- CPC G01N29/2406 is the Cooperative Patent Classification code for “Electrostatic or capacitive probes, e.g. electret or cMUT-probes.”
- How many patents are filed under CPC G01N29/2406 (Electrostatic or capacitive probes, e.g. electret or cMUT-probes)?
- Our database includes 327 publications tagged with this CPC code.
- Is patent activity under CPC G01N29/2406 growing?
- Publication counts under this code: 21 in 2024 vs 17 in 2025 (latest complete years).