Single-Drive Differential Electrooptical Modulators
US-2025370286-A1 · Dec 4, 2025 · US
specially adapted for gating or modulating in optical waveguides
specially adapted for gating or modulating in optical waveguides · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F1/0508 |
| Official title | {specially adapted for gating or modulating in optical waveguides} |
| Display label | specially adapted for gating or modulating in optical waveguides |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical device and optical system
US-12461401-B2 · Nov 4, 2025 · US
Pre-compensation of interference in pockels cells
US-2025258398-A1 · Aug 14, 2025 · US
Phase shifter including an interlayer for improved electro-optic performance and method of fabrication thereof
US-2025208450-A1 · Jun 26, 2025 · US
Electro-Optical Device Fabricated on a Substrate
US-2025076691-A1 · Mar 6, 2025 · US
Electro-optical device fabricated on a substrate
US-12164184-B2 · Dec 10, 2024 · US
RF crossing in an optical modulator for equalization
US-2024310688-A1 · Sep 19, 2024 · US
Optical signal processing device
US-11982884-B2 · May 14, 2024 · US
WAFER STACK WITH MgO DIRECTLY ON INSULATING LAYER
US-2023152611-A1 · May 18, 2023 · US
Device for THz generation and/or detection and methods for manufacturing the same
US-11499915-B2 · Nov 15, 2022 · US
Optical device and optical system
US-2022317484-A1 · Oct 6, 2022 · US
Electro-Optical Device Fabricated on a Substrate and Comprising Ferroelectric Layer Epitaxially Grown on the Substrate
US-2022244583-A1 · Aug 4, 2022 · US
Optical modulator and optical transmission apparatus using same
US-11156857-B2 · Oct 26, 2021 · US
Optical phase shifter and optical switch device using ferroelectric material
US-10901246-B2 · Jan 26, 2021 · US
DEVICE FOR THz GENERATION AND/OR DETECTION AND METHODS FOR MANUFACTURING THE SAME
US-2020408677-A1 · Dec 31, 2020 · US
Optical modulator and optical transmission apparatus using same
US-2020379278-A1 · Dec 3, 2020 · US
Optical Signal Processing Device
US-2020363660-A1 · Nov 19, 2020 · US
Electrooptic modulator
US-10571724-B2 · Feb 25, 2020 · US
Optical phase shifter and optical switch device using ferroelectric material
US-2020041825-A1 · Feb 6, 2020 · US
Liquid crystal display device
US-2018246373-A1 · Aug 30, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F1/0508?
- CPC G02F1/0508 is the Cooperative Patent Classification code for “specially adapted for gating or modulating in optical waveguides.”
- How many patents are filed under CPC G02F1/0508 (specially adapted for gating or modulating in optical waveguides)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC G02F1/0508 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).