Linear Motion Platform Utilizing an Externally Threaded Piezoelectric Actuator and Operating Method
US-2025211138-A1 · Jun 26, 2025 · US
Large signal circuits, e.g. final stages
Large signal circuits, e.g. final stages · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02N2/065 |
| Official title | {Large signal circuits, e.g. final stages} |
| Display label | Large signal circuits, e.g. final stages |
| Total patents | 61 |
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 | 2 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 8 |
| 2020 | 10 |
| 2021 | 12 |
| 2022 | 8 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vibrating conveyor
US-12304742-B2 · May 20, 2025 · US
Driving circuit and driving method
US-12107520-B2 · Oct 1, 2024 · US
Vibration-type drive apparatus, vibration-type actuator control apparatus, and equipment
US-2024293844-A1 · Sep 5, 2024 · US
Drive circuit, electronic apparatus, and method of controlling drive circuit
US-11962254-B2 · Apr 16, 2024 · US
Vibrator, vibration wave drive device, vibration wave motor, and electronical device
US-11831254-B2 · Nov 28, 2023 · US
Contact pad with electrical connection structure for connecting a piezoelectric element and an electrical circuit with a conductive adhesive
US-11811335-B2 · Nov 7, 2023 · US
Driving element and driving device
US-2023266582-A1 · Aug 24, 2023 · US
Vibration actuator having plural vibrators and inductors
US-11728750-B2 · Aug 15, 2023 · US
Actuator and light scanning apparatus
US-11598949-B2 · Mar 7, 2023 · US
Vibration actuator and driving device for vibration actuator
US-11588417-B2 · Feb 21, 2023 · US
Virtual resistive load in feedback loop driving a piezoelectric actuator
US-11539308-B2 · Dec 27, 2022 · US
Thin film actuator having transversely oriented structural stiffeners to increase actuator stroke
US-11489461-B2 · Nov 1, 2022 · US
Piezoelectric driving device, optical member driving device, camera device, and electronic apparatus
US-11480752-B2 · Oct 25, 2022 · US
Vibration driving device
US-2022263432-A1 · Aug 18, 2022 · US
Driver for a circuit with a capacitive load
US-11374496-B2 · Jun 28, 2022 · US
Vibrating conveyor
US-2022112032-A1 · Apr 14, 2022 · US
Piezoelectric apparatus for motorization
US-11258378-B2 · Feb 22, 2022 · US
Driving circuit and driving method
US-2022006398-A1 · Jan 6, 2022 · US
Contact Pad Features
US-2021399653-A1 · Dec 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02N2/065?
- CPC H02N2/065 is the Cooperative Patent Classification code for “Large signal circuits, e.g. final stages.”
- How many patents are filed under CPC H02N2/065 (Large signal circuits, e.g. final stages)?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC H02N2/065 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).