Thin film based structure, related flexible electronic device and their method of making
US-2024237537-A9 · Jul 11, 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 | H01L41/331 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 58 |
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 | 7 |
| 2016 | 6 |
| 2017 | 9 |
| 2018 | 10 |
| 2019 | 6 |
| 2020 | 9 |
| 2021 | 2 |
| 2022 | 6 |
| 2023 | 1 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Thin film based structure, related flexible electronic device and their method of making
US-2024138266-A1 · Apr 25, 2024 · US
Method and structure of single crystal electronic devices with enhanced strain interface regions by impurity introduction
US-11557716-B2 · Jan 17, 2023 · US
Ultrasonic probe
US-11538982-B2 · Dec 27, 2022 · US
Piezoelectric film, piezoelectric module, and method of manufacturing piezoelectric film
US-11529649-B2 · Dec 20, 2022 · US
Coating liquid composition for forming piezoelectric film, oriented piezoelectric film, and liquid ejection head
US-11440318-B2 · Sep 13, 2022 · US
Method for manufacturing fingerprint recognition module, fingerprint recognition module, and display device
US-11436856-B2 · Sep 6, 2022 · US
Ultrasonic probe and method of manufacturing backing
US-2022271216-A1 · Aug 25, 2022 · US
Piezoelectric device and method for manufacturing piezoelectric device
US-11380837-B2 · Jul 5, 2022 · US
Manufacturing method of miniature fluid actuator
US-2021147221-A1 · May 20, 2021 · US
Method for manufacturing fingerprint recognition module, fingerprint recognition module, and display device
US-2021089739-A1 · Mar 25, 2021 · US
Piezoelectric transducers and methods of making and using the same
US-10864553-B2 · Dec 15, 2020 · US
Method for the fabrication and harvest of piezoelectric plates
US-10804455-B2 · Oct 13, 2020 · US
Electroacoustic conversion film web, electroacoustic conversion film, and method of manufacturing an electroacoustic conversion film web
US-10770647-B2 · Sep 8, 2020 · US
Porosity control in piezoelectric films
US-10751756-B2 · Aug 25, 2020 · US
Micromachined ultrasonic transducer arrays with multiple harmonic modes
US-2020156109-A1 · May 21, 2020 · US
Elastic wave device
US-10644669-B2 · May 5, 2020 · US
Coating liquid composition for forming piezoelectric film, oriented piezoelectric film, and liquid ejection head
US-2020108607-A1 · Apr 9, 2020 · US
Power generator, manufacturing method, and electronic device
US-10615720-B2 · Apr 7, 2020 · US
Micromachined ultrasonic transducer arrays with multiple harmonic modes
US-10589317-B2 · Mar 17, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L41/331?
- CPC H01L41/331 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L41/331 (Electricity)?
- Our database includes 58 publications tagged with this CPC code.
- Is patent activity under CPC H01L41/331 growing?
- Publication counts under this code: 1 in 2023 vs 2 in 2024 (latest complete years).