Quasi-static esd clamp
US-2024372356-A1 · Nov 7, 2024 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01L27/0281 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 47 |
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 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 7 |
| 2019 | 5 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 5 |
| 2024 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cross-domain electrostatic discharge protection
US-12021077-B2 · Jun 25, 2024 · US
Electrostatic protection circuit and semiconductor device
US-2024006408-A1 · Jan 4, 2024 · US
Fast triggering electrostatic discharge protection
US-11804708-B2 · Oct 31, 2023 · US
Electrostatic protection circuit and semiconductor device
US-11791330-B2 · Oct 17, 2023 · US
Electrostatic protection circuit and electronic device
US-11764210-B2 · Sep 19, 2023 · US
Cross-domain electrostatic discharge protection
US-2023282637-A1 · Sep 7, 2023 · US
Detection device
US-11610881-B2 · Mar 21, 2023 · US
Display apparatus
US-11468812-B2 · Oct 11, 2022 · US
Electrostatic protection circuit and electronic device
US-2022320077-A1 · Oct 6, 2022 · US
Electrostatic protection circuit and electronic device
US-11398470-B2 · Jul 26, 2022 · US
Low-leakage static electricity releasing circuit, display panel and display device
US-11342324-B2 · May 24, 2022 · US
Integrated ESD event sense detector
US-11296501-B2 · Apr 5, 2022 · US
Display apparatus
US-2022069573-A1 · Mar 3, 2022 · US
Low-leakage static electricity releasing circuit, display panel and display device
US-2021358906-A1 · Nov 18, 2021 · US
Detection device
US-2021320101-A1 · Oct 14, 2021 · US
Electrostatic discharge (esd) protection circuit and method of operating the same
US-2021305809-A1 · Sep 30, 2021 · US
Fast triggering electrostatic discharge protection
US-2021281067-A1 · Sep 9, 2021 · US
Electrostatic protection circuit and semiconductor device
US-2021193649-A1 · Jun 24, 2021 · US
Power switch circuit and method providing power supply to memory device
US-10943666-B2 · Mar 9, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L27/0281?
- CPC H01L27/0281 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L27/0281 (Electricity)?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC H01L27/0281 growing?
- Publication counts under this code: 5 in 2023 vs 3 in 2024 (latest complete years).