Optical devices
US-2026072206-A1 · Mar 12, 2026 · US
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Cavities of the linear kind, e.g. formed by reflectors at ends of a light guide
Cavities of the linear kind, e.g. formed by reflectors at ends of a light guide · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02B6/29337 |
| Official title | {Cavities of the linear kind, e.g. formed by reflectors at ends of a light guide} |
| Display label | Cavities of the linear kind, e.g. formed by reflectors at ends of a light guide |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 1 |
| 2021 | 4 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical devices
US-12442971-B2 · Oct 14, 2025 · US
Opto-mechanical array device
US-2024280754-A1 · Aug 22, 2024 · US
Single quantum emitter single photon source and producing a single photon stream
US-11451306-B2 · Sep 20, 2022 · US
Methods and apparatus for cavity angle tuning for operating condition optimization
US-11159245-B2 · Oct 26, 2021 · US
Optical devices
US-2021141144-A1 · May 13, 2021 · US
Optical devices
US-10928579-B2 · Feb 23, 2021 · US
Methods and apparatus for cavity angle tuning for operating condition optimization
US-2021006336-A1 · Jan 7, 2021 · US
Demodulation of QAM modulated optical beam using Fabry-Perot etalons and microring demodulators
US-10305602-B2 · May 28, 2019 · US
Tunable reflectors based on multi-cavity interference
US-10126501-B2 · Nov 13, 2018 · US
Tunable reflectors based on multi-cavity interference
US-2018164500-A1 · Jun 14, 2018 · US
Demodulation of qam modulated optical beam using fabry-perot etalons and microring demodulators
US-2018145764-A1 · May 24, 2018 · US
Optical devices
US-2017371091-A1 · Dec 28, 2017 · US
Tunable reflectors based on multi-cavity interference
US-9829630-B2 · Nov 28, 2017 · US
Multi-core erbium-doped fiber amplifier
US-9025239-B2 · May 5, 2015 · US