Rotary reciprocating drive actuator
US-12095332-B2 · Sep 17, 2024 · US
wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures
wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K33/14 |
| Official title | wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures |
| Display label | wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures |
| Total patents | 63 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 6 |
| 2019 | 9 |
| 2020 | 20 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 3 |
| 2024 | 7 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vibration actuator and electronic device
US-12095331-B2 · Sep 17, 2024 · US
Vibration actuator and electronic device with vent hole
US-12027934-B2 · Jul 2, 2024 · US
Vibration actuator and electronic device
US-2024213867-A1 · Jun 27, 2024 · US
Rotary reciprocating drive actuator
US-2024154509-A1 · May 9, 2024 · US
Reflector driving device
US-2024004161-A1 · Jan 4, 2024 · US
Actuator
US-2023344376-A1 · Oct 26, 2023 · US
Control device
US-11728756-B2 · Aug 15, 2023 · US
Rotary reciprocating driving actuator
US-2023006526-A1 · Jan 5, 2023 · US
Haptic actuator having a double-wound driving coil for temperature- and driving current-independent velocity sensing
US-11527946-B2 · Dec 13, 2022 · US
Vibration actuator and electronic device
US-2022329139-A1 · Oct 13, 2022 · US
Linear vibrating motor
US-11469656-B2 · Oct 11, 2022 · US
Linear vibration motor with magnets fixed to a base and coils fixed to a weight
US-11462986-B2 · Oct 4, 2022 · US
Actuator capable of performing rational motion
US-11398331-B2 · Jul 26, 2022 · US
Vibration actuator and electronic device
US-11394285-B2 · Jul 19, 2022 · US
Linear compressor
US-11225958-B2 · Jan 18, 2022 · US
Rotary reciprocating drive actuator
US-2021265904-A1 · Aug 26, 2021 · US
Linear vibration motor
US-11081950-B2 · Aug 3, 2021 · US
Vibration motor
US-11043888-B2 · Jun 22, 2021 · US
Linear vibration motor and electronic device
US-11025149-B2 · Jun 1, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K33/14?
- CPC H02K33/14 is the Cooperative Patent Classification code for “wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures.”
- How many patents are filed under CPC H02K33/14 (wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures)?
- Our database includes 63 publications tagged with this CPC code.
- Is patent activity under CPC H02K33/14 growing?
- Publication counts under this code: 7 in 2024 vs 2 in 2025 (latest complete years).