- All sections
- H - Electricity
- H01S - Devices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate lightdevices using stimulated emission of electromagnetic radiation in wave ranges other than optical
- H01S 3/225 - Gases the active gas being polyatomic, i.e. containing two or more atoms comprising an excimer or exciplex
Patent holdings for IPC class H01S 3/225
Total number of patents in this class: 369
10-year publication summary
|
22
|
34
|
37
|
33
|
32
|
36
|
35
|
32
|
33
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gigaphoton Inc. | 1249 |
153 |
| Cymer, LLC | 391 |
117 |
| ASML Netherlands B.V. | 7493 |
10 |
| Coherent LaserSystems GmbH & Co. KG | 61 |
8 |
| The Boeing Company | 20139 |
5 |
| Carl Zeiss SMT GmbH | 3038 |
5 |
| Elios Vision, Inc. | 35 |
5 |
| Boe Technology Group Co., Ltd. | 41699 |
4 |
| Innoven Energy LLC | 22 |
4 |
| Inter-university Research Institute Corporation National Institutes of Natural Sciences | 149 |
4 |
| Kyushu University, National University Corporation | 1661 |
3 |
| Matheson Tri-Gas, Inc. | 79 |
3 |
| Rainbow Source Laser (rslaser) | 3 |
3 |
| Far UV Technologies, Inc. | 7 |
3 |
| Samsung Display Co., Ltd. | 35545 |
2 |
| Canon Inc. | 40623 |
2 |
| Corning Incorporated | 10336 |
2 |
| Coherent GmbH | 26 |
2 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1333 |
2 |
| KLA-Tencor Corporation | 2543 |
2 |
| Other owners | 30 |