Dual-series varactor epi
US-2018374846-A1 · Dec 27, 2018 · US
of capacitors having potential barriers, e.g. varactors
of capacitors having potential barriers, e.g. varactors · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H10D1/045 |
| Official title | {of capacitors having potential barriers, e.g. varactors} |
| Display label | of capacitors having potential barriers, e.g. varactors |
| Total patents | 198 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 13 |
| 2017 | 13 |
| 2018 | 34 |
| 2019 | 18 |
| 2020 | 30 |
| 2021 | 24 |
| 2022 | 9 |
| 2023 | 7 |
| 2024 | 16 |
| 2025 | 18 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Self-aligned contact (sac) on gate for improving metal oxide semiconductor (mos) varactor quality factor
US-2018366592-A1 · Dec 20, 2018 · US
CMOS and bipolar device integration including a tunable capacitor
US-10158030-B2 · Dec 18, 2018 · US
Variable capacitor based on buried oxide process
US-10115835-B2 · Oct 30, 2018 · US
Method of manufacturing a finfet varactor
US-2018248050-A1 · Aug 30, 2018 · US
Cmos and bipolar device integration including a tunable capacitor
US-2018233604-A1 · Aug 16, 2018 · US
Layout techniques for transcap area optimization
US-2018233603-A1 · Aug 16, 2018 · US
Transcap manufacturing techniques without a silicide-blocking mask
US-2018233605-A1 · Aug 16, 2018 · US
Pyroelectric device
US-10043964-B2 · Aug 7, 2018 · US
Dual stack varactor
US-2018182903-A1 · Jun 28, 2018 · US
FinFET varactor
US-9985144-B2 · May 29, 2018 · US
Semiconductor heterobarrier electron device and method of making
US-9960249-B2 · May 1, 2018 · US
Semiconductor structure including a varactor
US-9960284-B2 · May 1, 2018 · US
Low noise device and method of forming the same
US-9947701-B2 · Apr 17, 2018 · US
Semiconductor device including finFET and fin varactor
US-9917081-B2 · Mar 13, 2018 · US
Variable capacitor based on buried oxide process
US-2018062001-A1 · Mar 1, 2018 · US
MOS capacitive structure of reduced capacitance variability
US-9905707-B1 · Feb 27, 2018 · US
Integrated structures of acoustic wave device and varactor, and acoustic wave device, varactor and power amplifier, and fabrication methods thereof
US-9905610-B2 · Feb 27, 2018 · US
Method of manufacturing semiconductor device, and probe card
US-2018045756-A1 · Feb 15, 2018 · US
Quantum capacitance graphene varactors and fabrication methods
US-9893212-B2 · Feb 13, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H10D1/045?
- CPC H10D1/045 is the Cooperative Patent Classification code for “of capacitors having potential barriers, e.g. varactors.”
- How many patents are filed under CPC H10D1/045 (of capacitors having potential barriers, e.g. varactors)?
- Our database includes 198 publications tagged with this CPC code.
- Is patent activity under CPC H10D1/045 growing?
- Publication counts under this code: 16 in 2024 vs 18 in 2025 (latest complete years).