Method of controlling at least two interacting piezoelectric actuators
US-12074540-B2 · Aug 27, 2024 · US
generating drive pulses
generating drive pulses · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02N2/067 |
| Official title | {generating drive pulses} |
| Display label | generating drive pulses |
| Total patents | 75 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 8 |
| 2020 | 4 |
| 2021 | 10 |
| 2022 | 10 |
| 2023 | 13 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fatigue-free bipolar loop treatment to reduce imprint effect in piezoelectric device
US-11856862-B2 · Dec 26, 2023 · US
Method for operating an electromechanical element, actuator, drive device and motor
US-11843330-B2 · Dec 12, 2023 · US
Dual mode motion control system and method for piezo motor
US-11784588-B2 · Oct 10, 2023 · US
Ultrasonic Piezoelectric Motor, Camera Module, and Electronic Device
US-2023296963-A1 · Sep 21, 2023 · US
Haptic feedback devices with reduced power consumption
US-11716036-B1 · Aug 1, 2023 · US
Driving device, tactile sensation providing apparatus, and driving method
US-11711030-B2 · Jul 25, 2023 · US
Method of controlling at least two interacting piezoelectric actuators
US-2023188057-A1 · Jun 15, 2023 · US
Driving circuit and driving method
US-11664747-B2 · May 30, 2023 · US
Dispenser with closed loop control
US-11638928-B2 · May 2, 2023 · US
Apparatus and methods involving control of piezoelectric resonance circuits
US-2023130908-A1 · Apr 27, 2023 · US
Driving-unit operation method and controller
US-2023024495-A1 · Jan 26, 2023 · US
Fatigue-free bipolar loop treatment to reduce imprint effect in piezoelectric device
US-2022367564-A1 · Nov 17, 2022 · US
Driving control apparatus, driving apparatus and driving control method
US-11463022-B2 · Oct 4, 2022 · US
Fatigue-free bipolar loop treatment to reduce imprint effect in piezoelectric device
US-11456330-B2 · Sep 27, 2022 · US
Method for operating an electromechanical element, actuator, drive device and motor
US-2022271687-A1 · Aug 25, 2022 · US
Dispenser with closed loop control
US-2022176403-A1 · Jun 9, 2022 · US
Method for transmitting data from an actuator to a control unit, corresponding actuator, and corresponding control unit
US-2022181539-A1 · Jun 9, 2022 · US
Method and device for actuating an electromechanical element
US-11342865-B2 · May 24, 2022 · US
Method for activating an electromechanical element
US-11303226-B2 · Apr 12, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02N2/067?
- CPC H02N2/067 is the Cooperative Patent Classification code for “generating drive pulses.”
- How many patents are filed under CPC H02N2/067 (generating drive pulses)?
- Our database includes 75 publications tagged with this CPC code.
- Is patent activity under CPC H02N2/067 growing?
- Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).