High-brightness picosecond laser system
US-2024283209-A1 · Aug 22, 2024 · US
Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01S3/23 |
| Official title | Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media |
| Display label | Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media |
| Total patents | 198 |
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 | 12 |
| 2016 | 17 |
| 2017 | 29 |
| 2018 | 31 |
| 2019 | 21 |
| 2020 | 16 |
| 2021 | 20 |
| 2022 | 15 |
| 2023 | 7 |
| 2024 | 16 |
| 2025 | 8 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Laser-based light source with light emission control
US-2018320851-A1 · Nov 8, 2018 · US
Ring amplifier for extended range steerable laser transmitter and active sensor
US-2017365970-A1 · Dec 21, 2017 · US
Systems and methods for laser systems with variable beam parameter product utilizing acousto-optic elements and variable refractive index components
US-2017336580-A1 · Nov 23, 2017 · US
Solid-state laser system and laser apparatus used for exposure apparatus
US-2017338619-A1 · Nov 23, 2017 · US
Laser amplification apparatus, laser apparatus, and laser nuclear fusion reactor
US-2017330636-A1 · Nov 16, 2017 · US
Array type wavelength converting laser device
US-2017324209-A1 · Nov 9, 2017 · US
Laser system
US-9806490-B2 · Oct 31, 2017 · US
Laser system
US-2017302050-A1 · Oct 19, 2017 · US
Polarization-based dual channel wavelength locker
US-2017302052-A1 · Oct 19, 2017 · US
Laser Source, Particularly For Industrial Processes
US-2017288363-A1 · Oct 5, 2017 · US
Titanium-sapphire laser apparatus, laser apparatus used for exposure apparatus, and titanium-sapphire amplifier
US-2017244215-A1 · Aug 24, 2017 · US
Semiconductor laser element and semiconductor laser device
US-9735548-B2 · Aug 15, 2017 · US
Systems and methods for laser systems with variable beam parameter product utilizing acousto-optic elements and variable refractive index components
US-9726834-B2 · Aug 8, 2017 · US
Preparation methods of low temperature poly-silicon thin film and transistor and laser crystallization apparatus
US-2017207086-A1 · Jul 20, 2017 · US
System for spatial recombination of ultrashort laser pulses by means of a diffractive element
US-2017199390-A1 · Jul 13, 2017 · US
Laser amplification device
US-9698556-B2 · Jul 4, 2017 · US
Extreme UV radiation light source device
US-9686846-B2 · Jun 20, 2017 · US
Light source apparatus and information acquisition apparatus using same
US-2017170621-A1 · Jun 15, 2017 · US
Ruggedized fiber optic laser for high stress environments
US-9680279-B2 · Jun 13, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01S3/23?
- CPC H01S3/23 is the Cooperative Patent Classification code for “Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media.”
- How many patents are filed under CPC H01S3/23 (Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media)?
- Our database includes 198 publications tagged with this CPC code.
- Is patent activity under CPC H01S3/23 growing?
- Publication counts under this code: 16 in 2024 vs 8 in 2025 (latest complete years).