Safety gas valve relay driving circuits
US-10480811-B1 · Nov 19, 2019 · US
Functional circuits, e.g. logic, sequencing, interlocking circuits
Functional circuits, e.g. logic, sequencing, interlocking circuits · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H47/001 |
| Official title | {Functional circuits, e.g. logic, sequencing, interlocking circuits} |
| Display label | Functional circuits, e.g. logic, sequencing, interlocking circuits |
| Total patents | 176 |
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 | 11 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 20 |
| 2019 | 18 |
| 2020 | 18 |
| 2021 | 30 |
| 2022 | 22 |
| 2023 | 16 |
| 2024 | 15 |
| 2025 | 7 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetically actuated mems switch
US-2019318893-A1 · Oct 17, 2019 · US
Power receptacle with wireless control
US-10431940-B1 · Oct 1, 2019 · US
Field device latching relay reset
US-2019295793-A1 · Sep 26, 2019 · US
Detection device for detecting mechanical functional states of a motor vehicle lock
US-10407948-B2 · Sep 10, 2019 · US
Grounding circuit and grounding method
US-10404382-B2 · Sep 3, 2019 · US
Electric drive and emergency stop switch for boats
US-10392095-B2 · Aug 27, 2019 · US
Power relay for a vehicle
US-10366852-B2 · Jul 30, 2019 · US
Load driver
US-10340106-B2 · Jul 2, 2019 · US
Power unit and medical electric device
US-2019200440-A1 · Jun 27, 2019 · US
Power supply control apparatus and method thereof
US-10305371-B2 · May 28, 2019 · US
Wireless communication enabled relay
US-10281908-B2 · May 7, 2019 · US
Switch Based Control Of Lighting Fixture Integrated Device
US-2019096614-A1 · Mar 28, 2019 · US
Relay cycle life extender
US-2019096613-A1 · Mar 28, 2019 · US
Grounding circuit and grounding method
US-2019044621-A1 · Feb 7, 2019 · US
Controller for confirming contact status and controlling contact of latch relay in electric power meter
US-10121621-B2 · Nov 6, 2018 · US
Method and system for detecting relay adhesion
US-2018315568-A1 · Nov 1, 2018 · US
Electrical appliance having zero stand-by power consumption
US-10097033-B2 · Oct 9, 2018 · US
Methods of determining the order of operating contactors in high voltage circuits
US-10090125-B2 · Oct 2, 2018 · US
Retrofit relays for use in a motor vehicle and correspondingly equipped motor vehicle
US-10077753-B2 · Sep 18, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H47/001?
- CPC H01H47/001 is the Cooperative Patent Classification code for “Functional circuits, e.g. logic, sequencing, interlocking circuits.”
- How many patents are filed under CPC H01H47/001 (Functional circuits, e.g. logic, sequencing, interlocking circuits)?
- Our database includes 176 publications tagged with this CPC code.
- Is patent activity under CPC H01H47/001 growing?
- Publication counts under this code: 15 in 2024 vs 7 in 2025 (latest complete years).