Semiconductor device production method and semiconductor device
US-9490362-B2 · Nov 8, 2016 · 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 | H01L29/49 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 383 |
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 | 51 |
| 2016 | 43 |
| 2017 | 36 |
| 2018 | 49 |
| 2019 | 38 |
| 2020 | 46 |
| 2021 | 32 |
| 2022 | 31 |
| 2023 | 25 |
| 2024 | 29 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ultra Massive MIMO Communication in the Terahertz Band
US-2016323041-A1 · Nov 3, 2016 · US
Metal gate structure and method
US-9478466-B2 · Oct 25, 2016 · US
Electropositive metal containing layers for semiconductor applications
US-9390932-B2 · Jul 12, 2016 · US
Reacted conductive gate electrodes and methods of making the same
US-9343539-B2 · May 17, 2016 · US
Semiconductor device having passing gate and method for fabricating the same
US-2016056160-A1 · Feb 25, 2016 · US
Silicon carbide semiconductor device and method for manufacturing the same
US-9240455-B2 · Jan 19, 2016 · US
Method for making an integrated circuit
US-9240325-B2 · Jan 19, 2016 · US
Semiconductor device and fabrication method therefor, and power supply apparatus
US-9231056-B2 · Jan 5, 2016 · US
Method of forming semiconductor device including silicide layers
US-9214558-B2 · Dec 15, 2015 · US
Self-aligned contact for replacement gate devices
US-9214541-B2 · Dec 15, 2015 · US
Semiconductor device and method for fabricating the same
US-9190407-B2 · Nov 17, 2015 · US
Method of fabricating integrated circuit transistors with multipart gate conductors
US-9190332-B1 · Nov 17, 2015 · US
Flash memory embedded with HKMG technology
US-9184252-B2 · Nov 10, 2015 · US
Integrated circuits having nickel silicide contacts and methods for fabricating the same
US-2015311221-A1 · Oct 29, 2015 · US
Semiconductor device and method of fabricating the same
US-2015311286-A1 · Oct 29, 2015 · US
Semiconductor memory device employing a ferromagnetic gate
US-2015303313-A1 · Oct 22, 2015 · US
Gate electrode with stabilized metal semiconductor alloy-semiconductor stack
US-9166014-B2 · Oct 20, 2015 · US
Metal Gate Structure and Method
US-2015295060-A1 · Oct 15, 2015 · US
Silicon carbide semiconductor device and method for manufacturing the same
US-2015295059-A1 · Oct 15, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L29/49?
- CPC H01L29/49 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L29/49 (Electricity)?
- Our database includes 383 publications tagged with this CPC code.
- Is patent activity under CPC H01L29/49 growing?
- Publication counts under this code: 29 in 2024 vs 3 in 2025 (latest complete years).