Ceramic waveguide filter including a plurality of resonant cavities coupled by a capacitive coupling structure and a method for manufacture
US-11901600-B2 · Feb 13, 2024 · US
specially adapted for transmission of the TE01 circular-electric mode {(selection, promotion H01P1/163)} · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01P3/13 |
| Official title | specially adapted for transmission of the TE01 circular-electric mode {(selection, promotion H01P1/163)} |
| Display label | specially adapted for transmission of the TE01 circular-electric mode {(selection, promotion H01P1/163)} |
| Total patents | 7 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2024 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11901600-B2 · Feb 13, 2024 · US
US-2021280954-A1 · Sep 9, 2021 · US
US-10680308-B2 · Jun 9, 2020 · US
US-10347961-B2 · Jul 9, 2019 · US
US-2019181532-A1 · Jun 13, 2019 · US
US-2018115074-A1 · Apr 26, 2018 · US
US-9478841-B2 · Oct 25, 2016 · US