Contactor
US-2026094772-A1 · Apr 2, 2026 · US
Self-contained, easily replaceable microswitches
Self-contained, easily replaceable microswitches · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01H50/545 |
| Official title | {Self-contained, easily replaceable microswitches} |
| Display label | Self-contained, easily replaceable microswitches |
| Total patents | 33 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Direct current relay
US-2025357062-A1 · Nov 20, 2025 · US
Arc induction unit and direct current relay comprising same
US-2025323003-A1 · Oct 16, 2025 · US
Arc chamber and direct-current relay comprising same
US-2024371587-A1 · Nov 7, 2024 · US
Sub-contact unit and direct current relay including same
US-2024363297-A1 · Oct 31, 2024 · US
Contactor, charging and distribution system, vehicle, and charging pile
US-2024234061-A1 · Jul 11, 2024 · US
Magnetic latching relay having microswitch
US-2024128037-A1 · Apr 18, 2024 · US
Auxiliary contact unit
US-2023016517-A1 · Jan 19, 2023 · US
Auxiliary contact unit
US-2023012808-A1 · Jan 19, 2023 · US
Safety interlock
US-11476686-B2 · Oct 18, 2022 · US
Measuring device and electrical switching unit
US-11239653-B2 · Feb 1, 2022 · US
DC contactor with dual micro switches
US-11164711-B2 · Nov 2, 2021 · US
Electric current switchgear
US-10872738-B2 · Dec 22, 2020 · US
Electric current switchgear
US-2020126736-A1 · Apr 23, 2020 · US
Measuring device and electrical switching unit
US-2020119545-A1 · Apr 16, 2020 · US
Safety interlock
US-2020052505-A1 · Feb 13, 2020 · US
Dc contactor with dual micro switches
US-2020035432-A1 · Jan 30, 2020 · US
Switch with customized circuit board electrical contact pad placement using selectively mounted electrical contactors
US-10497527-B2 · Dec 3, 2019 · US
Auxiliary switch
US-10395874-B2 · Aug 27, 2019 · US
Low-voltage switching device with a variable design
US-10217574-B2 · Feb 26, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01H50/545?
- CPC H01H50/545 is the Cooperative Patent Classification code for “Self-contained, easily replaceable microswitches.”
- How many patents are filed under CPC H01H50/545 (Self-contained, easily replaceable microswitches)?
- Our database includes 33 publications tagged with this CPC code.
- Is patent activity under CPC H01H50/545 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).