Tungsten deposition on a cobalt surface
US-12065731-B2 · Aug 20, 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 | H01L29/34 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 261 |
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 | 28 |
| 2016 | 39 |
| 2017 | 42 |
| 2018 | 25 |
| 2019 | 30 |
| 2020 | 28 |
| 2021 | 20 |
| 2022 | 18 |
| 2023 | 11 |
| 2024 | 18 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integrated Circuit On Corrugated Substrate
US-2016359006-A1 · Dec 8, 2016 · US
Three-dimensional semiconductor memory device
US-9515087-B2 · Dec 6, 2016 · US
Substrate, semiconductor device, and method of manufacturing the same
US-9490132-B2 · Nov 8, 2016 · US
Method of planarizing a semiconductor wafer and semiconductor wafer
US-2016315154-A1 · Oct 27, 2016 · US
Vertical nanowire semiconductor structures
US-9478611-B2 · Oct 25, 2016 · US
Wide band gap transistors on non-native semiconductor substrates and methods of manufacture thereof
US-2016308041-A1 · Oct 20, 2016 · US
Gallium nitride semiconductor substrate with semiconductor film formed therein
US-9472629-B2 · Oct 18, 2016 · US
Semiconductor device
US-2016276441-A1 · Sep 22, 2016 · US
Semiconductor substrate, semiconductor device and method of manufacturing semiconductor device
US-2016268381-A1 · Sep 15, 2016 · US
Epitaxial Growth of Crystalline Material
US-2016265139-A1 · Sep 15, 2016 · US
Method for evaluating atomic vacancy in surface layer of silicon wafer and apparatus for evaluating the same
US-2016258908-A1 · Sep 8, 2016 · US
Oxide semiconductor film, semiconductor device including the oxide semiconductor film, and display device including the semiconductor device
US-2016260836-A1 · Sep 8, 2016 · US
FinFETs and Methods for Forming the Same
US-2016247900-A1 · Aug 25, 2016 · US
Silicon carbide semiconductor device and method for manufacturing same
US-9425263-B2 · Aug 23, 2016 · US
Patterned layer design for group III nitride layer growth
US-9397260-B2 · Jul 19, 2016 · US
SiC single crystal substrate
US-9391148-B2 · Jul 12, 2016 · US
Surface passivation for germanium-based semiconductor structure
US-2016190286-A1 · Jun 30, 2016 · US
Semiconductor device and method for manufacturing same and semiconductor substrate
US-9373686-B2 · Jun 21, 2016 · US
Substrate regeneration method and regenerated substrate
US-2016155628-A1 · Jun 2, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L29/34?
- CPC H01L29/34 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L29/34 (Electricity)?
- Our database includes 261 publications tagged with this CPC code.
- Is patent activity under CPC H01L29/34 growing?
- Publication counts under this code: 18 in 2024 vs 2 in 2025 (latest complete years).