Variable linear motor gap
US-2017355567-A1 · Dec 14, 2017 · US
Reciprocating, oscillating or vibrating parts of the magnetic circuit
Reciprocating, oscillating or vibrating parts of the magnetic circuit · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02K1/34 |
| Official title | Reciprocating, oscillating or vibrating parts of the magnetic circuit |
| Display label | Reciprocating, oscillating or vibrating parts of the magnetic circuit |
| Total patents | 429 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 30 |
| 2017 | 67 |
| 2018 | 71 |
| 2019 | 54 |
| 2020 | 48 |
| 2021 | 30 |
| 2022 | 32 |
| 2023 | 22 |
| 2024 | 34 |
| 2025 | 25 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus for auto focus
US-2017357077-A1 · Dec 14, 2017 · US
Actuator and linear motion module
US-2017331358-A1 · Nov 16, 2017 · US
Wide-frequency-band large displacement angle shaker
US-2017288520-A1 · Oct 5, 2017 · US
Linear vibration motor that vibrates horizontally
US-2017250596-A1 · Aug 31, 2017 · US
Linear tubular motor magnetic shaft sleeve
US-2017229945-A1 · Aug 10, 2017 · US
Linear Vibration Motor
US-2017222532-A1 · Aug 3, 2017 · US
Operator control device and method for actuating functional units of a motor vehicle
US-2017210393-A1 · Jul 27, 2017 · US
Moving mechanism
US-2017168259-A1 · Jun 15, 2017 · US
Vibration generator moving vibrator by magnetic field generated by coil and holder used in vibration-generator
US-2017141644-A1 · May 18, 2017 · US
Linear actuator
US-2017126111-A1 · May 4, 2017 · US
Double resonance vibration motor
US-2017110920-A1 · Apr 20, 2017 · US
Linear Actuators for Use in Electronic Devices
US-2017070131-A1 · Mar 9, 2017 · US
Vibration Motor
US-2017033670-A1 · Feb 2, 2017 · US
Vibration Motor
US-2017033669-A1 · Feb 2, 2017 · US
Vibration Motor
US-2017033661-A1 · Feb 2, 2017 · US
Vibration motor
US-2017012514-A1 · Jan 12, 2017 · US
Electromagnetic actuators for digital cameras
US-2016370601-A1 · Dec 22, 2016 · US
Systems and Methods for Securing Magnetic Coils in Downhole Linear Motors
US-2016372994-A1 · Dec 22, 2016 · US
Non-rotating wind energy generator
US-2016356265-A1 · Dec 8, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02K1/34?
- CPC H02K1/34 is the Cooperative Patent Classification code for “Reciprocating, oscillating or vibrating parts of the magnetic circuit.”
- How many patents are filed under CPC H02K1/34 (Reciprocating, oscillating or vibrating parts of the magnetic circuit)?
- Our database includes 429 publications tagged with this CPC code.
- Is patent activity under CPC H02K1/34 growing?
- Publication counts under this code: 34 in 2024 vs 25 in 2025 (latest complete years).