Tunable mid-infrared laser source and method
US-2021349371-A1 · Nov 11, 2021 · US
Semiconductor materials, e.g. quantum wells
Semiconductor materials, e.g. quantum wells · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F1/3556 |
| Official title | {Semiconductor materials, e.g. quantum wells} |
| Display label | Semiconductor materials, e.g. quantum wells |
| Total patents | 126 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 8 |
| 2017 | 17 |
| 2018 | 10 |
| 2019 | 11 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 12 |
| 2023 | 27 |
| 2024 | 11 |
| 2025 | 10 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ultrafast optical switches using quantum wells
US-2020387016-A1 · Dec 10, 2020 · US
Wide color-gamut vehicle infotainment display system with quantum dot element
US-10656465-B2 · May 19, 2020 · US
High-efficiency optical limiter using metasurface and phase-change material
US-2020117070-A1 · Apr 16, 2020 · US
Capacitive modulators for high-efficiency electro-optical systems
US-2019293973-A1 · Sep 26, 2019 · US
Wavelength conversion member, method of manufacturing the same, and backlight assembly including the same
US-10386042-B2 · Aug 20, 2019 · US
Electronic device
US-10371969-B2 · Aug 6, 2019 · US
Multi-mode cavities for high-efficiency nonlinear wavelength conversion formed with overlap optimization
US-10353269-B2 · Jul 16, 2019 · US
All optical sampling by slanted light interrogation for cross-correlated encoded recording (slicer)
US-10317774-B2 · Jun 11, 2019 · US
Metallic quantum wells
US-2019155067-A1 · May 23, 2019 · US
Wideband ultra-high refractive index mesoscopic crystal structure using space-filling of electric dipole and optical device using the same
US-10295885-B2 · May 21, 2019 · US
Optical solid-state beam steering using non-linear converter
US-10234745-B2 · Mar 19, 2019 · US
Quantum rod, synthesis method of the same and quantum rod display device
US-10217882-B2 · Feb 26, 2019 · US
Optical component for modulating a light field and applications thereof
US-10191352-B2 · Jan 29, 2019 · US
Optical solid-state beam steering using non-linear converter
US-2019011803-A1 · Jan 10, 2019 · US
Method for manufacturing mirrors with semiconductor saturable absorber
US-10162246-B2 · Dec 25, 2018 · US
Apparatus and methods for generating nonlinear effects in centrosymmetric materials
US-10133149-B2 · Nov 20, 2018 · US
All optical sampling by slanted light interrogation for cross-correlated encoded recording (slicer)
US-2018329272-A1 · Nov 15, 2018 · US
Apparatus and method for strong-field probing of electric fields in solid-state electronic circuits
US-10107846-B2 · Oct 23, 2018 · US
Wideband ultra-high refractive index mesoscopic crystal structure using space-filling of electric dipole and optical device using the same
US-2018275486-A1 · Sep 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F1/3556?
- CPC G02F1/3556 is the Cooperative Patent Classification code for “Semiconductor materials, e.g. quantum wells.”
- How many patents are filed under CPC G02F1/3556 (Semiconductor materials, e.g. quantum wells)?
- Our database includes 126 publications tagged with this CPC code.
- Is patent activity under CPC G02F1/3556 growing?
- Publication counts under this code: 11 in 2024 vs 10 in 2025 (latest complete years).