Method of Forming Semiconductor Device
US-2024379727-A1 · Nov 14, 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 | H01L21/32051 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 1,039 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 100 |
| 2016 | 99 |
| 2017 | 119 |
| 2018 | 141 |
| 2019 | 113 |
| 2020 | 116 |
| 2021 | 96 |
| 2022 | 55 |
| 2023 | 54 |
| 2024 | 76 |
| 2025 | 55 |
| 2026 | 15 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Semiconductor device and related fabrication method
US-2024234370-A1 · Jul 11, 2024 · US
Forming a partially silicided element
US-2024087886-A1 · Mar 14, 2024 · US
Integrated circuit having electromagnetic shielding capability and manufacturing method thereof
US-2015364429-A1 · Dec 17, 2015 · US
Metallization Of The Wafer Edge For Optimized Electroplating Performance On Resistive Substrates
US-2015348772-A1 · Dec 3, 2015 · US
Oxide Thin Film Transistor and Manufacturing Method Thereof, Array Substrate and Display Device
US-2015349139-A1 · Dec 3, 2015 · US
Method of Producing a III-V Fin Structure
US-2015340503-A1 · Nov 26, 2015 · US
Metal filling device
US-9184062-B2 · Nov 10, 2015 · US
Methods of forming metal nitride materials
US-9177826-B2 · Nov 3, 2015 · US
Method for producing semiconductor device and semiconductor device
US-2015303301-A1 · Oct 22, 2015 · US
Metal Gate Structure and Method
US-2015295060-A1 · Oct 15, 2015 · US
Method for producing substrate with metal body
US-9150962-B2 · Oct 6, 2015 · US
Method for Manufacturing Array Substrate, Array Substrate, and Display Device
US-2015279866-A1 · Oct 1, 2015 · US
Semiconductor process temperature optimization
US-2015279692-A1 · Oct 1, 2015 · US
Semiconductor device and method of fabricating the same
US-2015270362-A1 · Sep 24, 2015 · US
Heat pipe and method of manufacturing the same
US-2015262908-A1 · Sep 17, 2015 · US
Methods of forming vertically-stacked memory cells
US-9136278-B2 · Sep 15, 2015 · US
Method of depositing film
US-9136133-B2 · Sep 15, 2015 · US
Cvd apparatus with gas delivery ring
US-2015252475-A1 · Sep 10, 2015 · US
Seal Ring Structure With A Metal Pad
US-2015249057-A1 · Sep 3, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L21/32051?
- CPC H01L21/32051 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L21/32051 (Electricity)?
- Our database includes 1,039 publications tagged with this CPC code.
- Is patent activity under CPC H01L21/32051 growing?
- Publication counts under this code: 76 in 2024 vs 55 in 2025 (latest complete years).