- All sections
- H - Electricity
- H01S - Devices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light; devices using stimulated emission of electromagnetic radiation in wave ranges other than optical
- H01S 3/137 - Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling devices placed within the cavity for stabilising of frequency
Patent holdings for IPC class H01S 3/137
Total number of patents in this class: 163
10-year publication summary
|
11
|
17
|
12
|
25
|
10
|
12
|
18
|
16
|
17
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gigaphoton Inc. | 1120 |
39 |
| Cymer, LLC | 347 |
13 |
| OpenLight Photonics, Inc | 180 |
6 |
| Korea Advanced Institute of Science and Technology | 3906 |
4 |
| Centre National de La Recherche Scientifique | 9632 |
3 |
| Ciena Corporation | 1927 |
3 |
| Nippon Telegraph and Telephone Corporation | 14195 |
3 |
| Menlo Systems GmbH | 25 |
3 |
| NeoPhotonics Corporation | 127 |
3 |
| Massachusetts Institute of Technology | 9795 |
2 |
| ASML Netherlands B.V. | 6816 |
2 |
| Thales SA | 2318 |
2 |
| Advantest Corporation | 1939 |
2 |
| The Furukawa Electric Co., Ltd. | 3486 |
2 |
| Intuitive Surgical Operations, Inc. | 3616 |
2 |
| KLA-Tencor Corporation | 2574 |
2 |
| M Squared Lasers Limited | 95 |
2 |
| Mitutoyo Corporation | 1218 |
2 |
| Novanta Corporation | 114 |
2 |
| University of Central Florida Research Foundation, Inc. | 1098 |
2 |
| Other owners | 64 |