Spectroscopic device
US-2025389585-A1 · Dec 25, 2025 · US
using an interferometer
using an interferometer · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F1/3517 |
| Official title | {using an interferometer} |
| Display label | using an interferometer |
| Total patents | 34 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 1 |
| 2024 | 5 |
| 2025 | 8 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
High-contrast atomic inertial interferometry with frequency comb or comb-like light source
US-12359919-B2 · Jul 15, 2025 · US
Optical circuit and method thereof
US-2025211234-A1 · Jun 26, 2025 · US
Laser system with self-referencing shaper
US-12332116-B2 · Jun 17, 2025 · US
Reconfigurable all-optical activation functions having normalized output power
US-12332539-B2 · Jun 17, 2025 · US
Magneto-Optical Trap Device, Physics Package, Physics Package for Optical Lattice Clock, Physics Package for Atomic Clock, Physics Package for Atomic Interferometer, Physics Package for Quantum Information Processing Device, and Physics Package System
US-2025140435-A1 · May 1, 2025 · US
Holographic Plasma Lenses
US-2025123430-A1 · Apr 17, 2025 · US
Device and method for high-speed tuning soliton microcomb
US-2025085606-A1 · Mar 13, 2025 · US
Holographic plasma lenses
US-12135443-B2 · Nov 5, 2024 · US
High-contrast atomic inertial interferometry with frequency comb or comb-like light source
US-2024328786-A1 · Oct 3, 2024 · US
Heralded photonic entanglement source
US-2024295792-A1 · Sep 5, 2024 · US
Reconfigurable all-optical activation functions having normalized output power
US-2024231180-A9 · Jul 11, 2024 · US
Reconfigurable all-optical activation functions having normalized output power
US-2024134247-A1 · Apr 25, 2024 · US
Laser System With Self-Referencing Shaper
US-2023204431-A1 · Jun 29, 2023 · US
Systems and methods for activation functions for photonic neural networks
US-11460753-B2 · Oct 4, 2022 · US
Method for imaging or spectroscopy with a non-linear interferometer
US-11454541-B2 · Sep 27, 2022 · US
Holographic plasma lenses
US-2022291429-A1 · Sep 15, 2022 · US
Reservoir computing operations using multiple propagations through a multi-mode waveguide
US-11378746-B2 · Jul 5, 2022 · US
Reservoir computing operations using multiple propagations through a multi-mode waveguide
US-2022099893-A1 · Mar 31, 2022 · US
System and method for programmable nonlinear silicon photonic circuit
US-11187963-B2 · Nov 30, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F1/3517?
- CPC G02F1/3517 is the Cooperative Patent Classification code for “using an interferometer.”
- How many patents are filed under CPC G02F1/3517 (using an interferometer)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC G02F1/3517 growing?
- Publication counts under this code: 5 in 2024 vs 8 in 2025 (latest complete years).