- 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 3/22 - Gases
Patent holdings for IPC class H01S 3/22
Total number of patents in this class: 229
10-year publication summary
|
16
|
16
|
8
|
11
|
9
|
8
|
3
|
6
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cymer, LLC | 404 |
52 |
| Gigaphoton Inc. | 1307 |
31 |
| Coherent, Inc. | 300 |
12 |
| FANUC Corporation | 7049 |
8 |
| Cymer, Inc. | 56 |
6 |
| ASML Netherlands B.V. | 7749 |
5 |
| University of Rochester | 1323 |
5 |
| Panasonic Corporation | 19577 |
3 |
| Mitsubishi Electric Corporation | 47625 |
3 |
| Lawrence Livermore National Security, LLC | 1961 |
3 |
| Government of The United States of America, AS represented by The Secretary of Commerce, The National Institute of Standards and Technology | 273 |
3 |
| Canon Inc. | 42342 |
2 |
| Centre National de La Recherche Scientifique | 10881 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4015 |
2 |
| Northrop Grumman Systems Corporation | 2933 |
2 |
| Thales SA | 2357 |
2 |
| Tsinghua University | 6112 |
2 |
| Carl Zeiss SMT GmbH | 3232 |
2 |
| The Board of Trustees of the University of Illinois | 2742 |
2 |
| The Aerospace Corporation | 414 |
2 |
| Other owners | 80 |