Semiconductor device
US-2024321938-A1 · Sep 26, 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 | H01L28/55 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 482 |
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 | 33 |
| 2016 | 23 |
| 2017 | 26 |
| 2018 | 41 |
| 2019 | 44 |
| 2020 | 46 |
| 2021 | 57 |
| 2022 | 67 |
| 2023 | 84 |
| 2024 | 49 |
| 2025 | 12 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method to fabricate a high performance capacitor in a back end of line (beol)
US-2017294378-A1 · Oct 12, 2017 · US
Semiconductor storage device and method for manufacturing the semiconductor storage device
US-9607998-B2 · Mar 28, 2017 · US
Method for fabricating capacitor
US-2017005161-A1 · Jan 5, 2017 · US
Method for fabrication of crack-free ceramic dielectric films
US-2016376708-A1 · Dec 29, 2016 · US
Semiconductor structure including capacitors having different capacitor dielectrics and method for the formation thereof
US-9530833-B2 · Dec 27, 2016 · US
Ferroelectric random-access memory with pre-patterned oxygen barrier
US-2016351577-A1 · Dec 1, 2016 · US
RPS assisted RF plasma source for semiconductor processing
US-9502218-B2 · Nov 22, 2016 · US
Composition for ferroelectric thin film formation, method for forming ferroelectric thin film, and ferroelectric thin film formed by the method thereof
US-9502636-B2 · Nov 22, 2016 · US
Semiconductor device and transistor
US-2016336312-A1 · Nov 17, 2016 · US
Semiconductor device including an electrode lower layer and an electrode upper layer and method of manufacturing semiconductor device
US-2016336333-A1 · Nov 17, 2016 · US
Dielectric composition, dielectric film, and electronic component
US-9481606-B2 · Nov 1, 2016 · US
Short circuit reduction in a ferroelectric memory cell comprising a stack of layers arranged on a flexible substrate
US-9412705-B2 · Aug 9, 2016 · US
Semiconductor device including an electrode lower layer and an electrode upper layer and method of manufacturing semiconductor device
US-9406684-B2 · Aug 2, 2016 · US
Semiconductor device and method for manufacturing the same
US-9373676-B2 · Jun 21, 2016 · US
Semiconductor device including an electrode lower layer and an electrode upper layer and method of manufacturing semiconductor device
US-9362294-B2 · Jun 7, 2016 · US
Semiconductor storage device and method for manufacturing the semiconductor storage device
US-9362295-B2 · Jun 7, 2016 · US
Ceramic powder, semiconductor ceramic capacitor, and method for manufacturing same
US-9343522-B2 · May 17, 2016 · US
Composition for forming ferroelectric thin film, and method for manufacturing same
US-2016111277-A1 · Apr 21, 2016 · US
Semiconductor device
US-9305996-B2 · Apr 5, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L28/55?
- CPC H01L28/55 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L28/55 (Electricity)?
- Our database includes 482 publications tagged with this CPC code.
- Is patent activity under CPC H01L28/55 growing?
- Publication counts under this code: 49 in 2024 vs 12 in 2025 (latest complete years).