Over-temperature protection circuitry and driving method
US-2018294638-A1 · Oct 11, 2018 · US
using temperature dependent resistors
using temperature dependent resistors · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02H5/042 |
| Official title | {using temperature dependent resistors} |
| Display label | using temperature dependent resistors |
| Total patents | 181 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 16 |
| 2017 | 15 |
| 2018 | 19 |
| 2019 | 23 |
| 2020 | 17 |
| 2021 | 10 |
| 2022 | 10 |
| 2023 | 18 |
| 2024 | 13 |
| 2025 | 16 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Switching power supply, over-temperature control and protection method, and power control method
US-2018261997-A1 · Sep 13, 2018 · US
Pump control device
US-2018262148-A1 · Sep 13, 2018 · US
Reflow solderable positive temperature coefficient circuit protection device
US-2018261362-A1 · Sep 13, 2018 · US
Usb cable with thermal protection
US-2018212372-A1 · Jul 26, 2018 · US
Inrush current prevention circuit, inrush current prevention method, and computer readable medium
US-2018175611-A1 · Jun 21, 2018 · US
Systems and methods for over-temperature protection and over-voltage protection for power conversion systems
US-9972994-B2 · May 15, 2018 · US
Apparatus for and method of protecting wireless-coupled power devices from overvoltage, overcurrent, and overtemperature using hysteresis
US-9966799-B2 · May 8, 2018 · US
Usb cable with thermal protection
US-2018097318-A1 · Apr 5, 2018 · US
Power plug apparatus and over temperature protection method thereof
US-2018034291-A1 · Feb 1, 2018 · US
Insulated synchronous rectification type dc/dc converter, and power adaptor and electronic device
US-2017365994-A1 · Dec 21, 2017 · US
Motor relay with integrated arc-flash detection
US-9831659-B2 · Nov 28, 2017 · US
Method for monitoring multiple electrical energy lines in a cable strand
US-9823288-B2 · Nov 21, 2017 · US
Thermal protection circuit
US-9819172-B2 · Nov 14, 2017 · US
Apparatus for detecting malfunction of relay
US-2017317487-A1 · Nov 2, 2017 · US
Control circuit applied to a power converter and operation method thereof
US-9755421-B2 · Sep 5, 2017 · US
Magnetic coil driving circuit for magnetic contactor
US-2017222428-A1 · Aug 3, 2017 · US
EVSE handle with automatic thermal shut down by NTC to ground
US-9707850-B2 · Jul 18, 2017 · US
Excessive heating protection circuit and image forming apparatus
US-9709931-B2 · Jul 18, 2017 · US
Electronic apparatus
US-2017141602-A1 · May 18, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02H5/042?
- CPC H02H5/042 is the Cooperative Patent Classification code for “using temperature dependent resistors.”
- How many patents are filed under CPC H02H5/042 (using temperature dependent resistors)?
- Our database includes 181 publications tagged with this CPC code.
- Is patent activity under CPC H02H5/042 growing?
- Publication counts under this code: 13 in 2024 vs 16 in 2025 (latest complete years).