- 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 3/067 - Fibre lasers
Patent holdings for IPC class H01S 3/067
Total number of patents in this class: 3054
10-year publication summary
|
244
|
223
|
271
|
256
|
267
|
291
|
243
|
221
|
196
|
87
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2912 |
178 |
| nLIGHT, Inc. | 404 |
115 |
| IPG Photonics Corporation | 520 |
113 |
| The Furukawa Electric Co., Ltd. | 3627 |
72 |
| NEC Corporation | 35291 |
63 |
| Northrop Grumman Systems Corporation | 2950 |
61 |
| Nippon Telegraph and Telephone Corporation | 17109 |
60 |
| OFS Fitel, LLC | 563 |
59 |
| Huawei Technologies Co., Ltd. | 110803 |
49 |
| NKT Photonics A/S | 245 |
43 |
| II-VI Delaware, Inc. | 1691 |
41 |
| Lumentum Operations LLC | 725 |
37 |
| Raytheon Company | 8395 |
32 |
| IMRA America, Inc. | 151 |
29 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6124 |
28 |
| Coherent, Inc. | 319 |
26 |
| Accelink Technologies Co., Ltd. | 293 |
25 |
| Fujitsu Limited | 18355 |
24 |
| Centre National de La Recherche Scientifique | 10311 |
23 |
| Shenzhen University | 1628 |
23 |
| Other owners | 1953 |