Methods of forming diodes
US-9520478-B2 · Dec 13, 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 | H01L29/417 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 505 |
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 | 27 |
| 2016 | 51 |
| 2017 | 47 |
| 2018 | 48 |
| 2019 | 75 |
| 2020 | 81 |
| 2021 | 54 |
| 2022 | 42 |
| 2023 | 34 |
| 2024 | 37 |
| 2025 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of forming upper electrode of nanowire array
US-9520211-B2 · Dec 13, 2016 · US
Manufacturing method of silicon carbide semiconductor apparatus
US-9502250-B2 · Nov 22, 2016 · US
Semiconductor device
US-9484414-B2 · Nov 1, 2016 · US
Semiconductor apparatus
US-9484342-B2 · Nov 1, 2016 · US
Reverse-conducting semiconductor device
US-2016307888-A1 · Oct 20, 2016 · US
Silicon carbide semiconductor device
US-9472635-B2 · Oct 18, 2016 · US
Methods of forming a semiconductor device with a spacer etch block cap and the resulting device
US-9466491-B2 · Oct 11, 2016 · US
Power semiconductor rectifier with controllable on-state voltage
US-2016268448-A1 · Sep 15, 2016 · US
Semiconductor Device with Trench Gate Structure Including a Gate Electrode and a Contact Structure for a Diode Region
US-2016260829-A1 · Sep 8, 2016 · US
Bidirectional trench FET with gate-based resurf
US-9419128-B2 · Aug 16, 2016 · US
Manufacturing method of silicon carbide semiconductor apparatus
US-2016233087-A1 · Aug 11, 2016 · US
Method for fabricating semiconductor device and semiconductor device
US-9412829-B2 · Aug 9, 2016 · US
Semiconductor device
US-9391183-B2 · Jul 12, 2016 · US
Chip diode and diode package
US-9385093-B2 · Jul 5, 2016 · US
Semiconductor device and method of manufacturing same
US-2016181442-A1 · Jun 23, 2016 · US
Semiconductor device
US-2016163812-A1 · Jun 9, 2016 · US
Method of Manufacturing a Device by Locally Heating One or More Metalization Layers and by Means of Selective Etching
US-2016155861-A1 · Jun 2, 2016 · US
Reverse conducting semiconductor device
US-2016148928-A1 · May 26, 2016 · US
Robust MEMS structure with via cap and related method
US-9346669-B2 · May 24, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L29/417?
- CPC H01L29/417 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L29/417 (Electricity)?
- Our database includes 505 publications tagged with this CPC code.
- Is patent activity under CPC H01L29/417 growing?
- Publication counts under this code: 37 in 2024 vs 9 in 2025 (latest complete years).