Gas laser device and electronic device manufacturing method
US-2025357715-A1 · Nov 20, 2025 · US
Gas ring lasers
Gas ring lasers · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01S3/0835 |
| Official title | {Gas ring lasers} |
| Display label | Gas ring lasers |
| Total patents | 30 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and apparatus for generating coherent light at new frequencies via time varying lasing
US-12381368-B2 · Aug 5, 2025 · US
Laser apparatus and electronic device manufacturing method
US-2025246864-A1 · Jul 31, 2025 · US
Laser apparatus and electronic device manufacturing method
US-12334705-B2 · Jun 17, 2025 · US
Stabilized evaporable getter for increased handleability
US-12281896-B2 · Apr 22, 2025 · US
Methods and apparatus for generating coherent light at new frequencies via time varying lasing
US-2025112435-A1 · Apr 3, 2025 · US
Laser apparatus, optical path adjusting method, and electronic device manufacturing method
US-2024364070-A1 · Oct 31, 2024 · US
Pulsed power systems with controlled reactor reset
US-2024283210-A1 · Aug 22, 2024 · US
Stabilized evaporable getter for increased handleability
US-2024093998-A1 · Mar 21, 2024 · US
Optical element for a deep ultraviolet light source
US-11784452-B2 · Oct 10, 2023 · US
Undercut electrodes for a gas discharge laser chamber
US-2023016894-A1 · Jan 19, 2023 · US
Laser apparatus and electronic device manufacturing method
US-2022393425-A1 · Dec 8, 2022 · US
Optical element for a deep ultraviolet light source
US-2022102929-A1 · Mar 31, 2022 · US
Laser system
US-11217962-B2 · Jan 4, 2022 · US
Laser system
US-2020112137-A1 · Apr 9, 2020 · US
Ring laser gyroscope with ion migration field reducer shield
US-10330477-B2 · Jun 25, 2019 · US
Device for generating a laser radiation and associated fabrication method
US-10320142-B2 · Jun 11, 2019 · US
Ring laser gyroscope with ion migration field reducer shield
US-2018259336-A1 · Sep 13, 2018 · US
Device for generating a laser radiation and associated fabrication method
US-2017373456-A1 · Dec 28, 2017 · US
Gas circulation type laser oscillator
US-9484704-B2 · Nov 1, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01S3/0835?
- CPC H01S3/0835 is the Cooperative Patent Classification code for “Gas ring lasers.”
- How many patents are filed under CPC H01S3/0835 (Gas ring lasers)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC H01S3/0835 growing?
- Publication counts under this code: 3 in 2024 vs 6 in 2025 (latest complete years).