Optical Element and Manufacturing Method Thereof
US-2022413355-A1 · Dec 29, 2022 · US
in an optical waveguide structure
in an optical waveguide structure · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F1/377 |
| Official title | in an optical waveguide structure |
| Display label | in an optical waveguide structure |
| Total patents | 107 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 7 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 7 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 16 |
| 2023 | 16 |
| 2024 | 14 |
| 2025 | 12 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wavelength conversion element and method for manufacturing wavelength conversion element
US-11442225-B2 · Sep 13, 2022 · US
Wavelength Conversion Optical Element
US-2022236621-A1 · Jul 28, 2022 · US
Optical Signal Processing Circuit
US-2022236622-A1 · Jul 28, 2022 · US
Optical waveguide structure
US-2022229345-A1 · Jul 21, 2022 · US
Wavelength conversion apparatus
US-11385521-B2 · Jul 12, 2022 · US
Directional Phase Matching Optical Waveguide
US-2022107547-A1 · Apr 7, 2022 · US
Optical waveguide structure with triple partially overlapping loops
US-2022107545-A1 · Apr 7, 2022 · US
Nonlinear Optical Waveguide Structures for Light Generation and Conversion
US-2022107548-A1 · Apr 7, 2022 · US
Optical waveguide structure with partially overlapping loops in direction dependent material
US-2022107546-A1 · Apr 7, 2022 · US
Wavelength Conversion Element and Method for Manufacturing Same
US-2022019125-A1 · Jan 20, 2022 · US
Wavelength Conversion Element and Method for Producing Same
US-2022011647-A1 · Jan 13, 2022 · US
Wavelength Conversion Apparatus
US-2021405502-A1 · Dec 30, 2021 · US
Optoelectronic modulator, photonic integrated circuit, and method
US-11209679-B2 · Dec 28, 2021 · US
Wavelength Conversion Element and Method for Manufacturing Wavelength Conversion Element
US-2021223471-A1 · Jul 22, 2021 · US
Optical Signal Transmitter
US-2021044358-A1 · Feb 11, 2021 · US
Wavelength conversion optical device and method for manufacturing wavelength conversion optical device
US-2021026222-A1 · Jan 28, 2021 · US
Resonant structured optical transistor
US-10901297-B2 · Jan 26, 2021 · US
Monolithically integrated wavelength converted photonic integrated circuit (PIC) and hybrid fabrication thereof
US-10866487-B1 · Dec 15, 2020 · US
Optical wavelength converter and method for manufacturing optical wavelength converter
US-2020348578-A1 · Nov 5, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F1/377?
- CPC G02F1/377 is the Cooperative Patent Classification code for “in an optical waveguide structure.”
- How many patents are filed under CPC G02F1/377 (in an optical waveguide structure)?
- Our database includes 107 publications tagged with this CPC code.
- Is patent activity under CPC G02F1/377 growing?
- Publication counts under this code: 14 in 2024 vs 12 in 2025 (latest complete years).