Polarized electromagnetic device
US-12244049-B2 · Mar 4, 2025 · US
using a dielectric element
using a dielectric element · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01P1/172 |
| Official title | {using a dielectric element} |
| Display label | using a dielectric element |
| Total patents | 61 |
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 | 2 |
| 2016 | 3 |
| 2017 | 8 |
| 2018 | 9 |
| 2019 | 17 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electromagnetic dielectric polarizer
US-2024111080-A1 · Apr 4, 2024 · US
Polarized electromagnetic device
US-2024097306-A1 · Mar 21, 2024 · US
Polarized electromagnetic device
US-11888205-B2 · Jan 30, 2024 · US
Integrated polarization converter and feed horn
US-11626666-B2 · Apr 11, 2023 · US
Linear-to-circular polarizer antenna
US-11283142-B2 · Mar 22, 2022 · US
Integrated Polarization Converter and Feed Horn
US-2022037793-A1 · Feb 3, 2022 · US
Linear-to-circular polarizer antenna
US-11211675-B2 · Dec 28, 2021 · US
Partial dielectric loaded septum polarizer
US-11095009-B2 · Aug 17, 2021 · US
Polarized electromagnetic device
US-2021242555-A1 · Aug 5, 2021 · US
Photodiode structures
US-10964840-B2 · Mar 30, 2021 · US
Nonplanar metamaterial polarizer and antenna system
US-10903583-B2 · Jan 26, 2021 · US
Photodiode structures
US-10896992-B2 · Jan 19, 2021 · US
Controllable phase control element for electromagnetic waves
US-10868349-B2 · Dec 15, 2020 · US
Linear-to-circular polarizers using cascaded sheet impedances and cascaded waveplates
US-10840573-B2 · Nov 17, 2020 · US
Linear-to-circular polarizers using cascaded sheet impedances and cascaded waveplates
US-10784549-B2 · Sep 22, 2020 · US
Partial dielectric loaded septum polarizer
US-2020274216-A1 · Aug 27, 2020 · US
Partial dielectric loaded septum polarizer
US-10686235-B2 · Jun 16, 2020 · US
Photodiode structures
US-10622506-B2 · Apr 14, 2020 · US
Controllable phase control element for electromagnetic waves
US-2020112074-A1 · Apr 9, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01P1/172?
- CPC H01P1/172 is the Cooperative Patent Classification code for “using a dielectric element.”
- How many patents are filed under CPC H01P1/172 (using a dielectric element)?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC H01P1/172 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).