- 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: 3200
10-year publication summary
|
223
|
271
|
256
|
268
|
290
|
249
|
221
|
203
|
191
|
50
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 3044 |
181 |
| IPG Photonics Corporation | 577 |
120 |
| nLIGHT, Inc. | 414 |
117 |
| The Furukawa Electric Co., Ltd. | 3701 |
75 |
| NEC Corporation | 36656 |
66 |
| Northrop Grumman Systems Corporation | 2933 |
63 |
| OFS Fitel, LLC | 571 |
61 |
| Huawei Technologies Co., Ltd. | 120453 |
55 |
| Nippon Telegraph and Telephone Corporation | 15996 |
55 |
| NKT Photonics A/S | 264 |
47 |
| Lumentum Operations LLC | 917 |
45 |
| II-VI Delaware, Inc. | 1622 |
41 |
| Raytheon Company | 8465 |
35 |
| IMRA America, Inc. | 150 |
29 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6114 |
29 |
| Coherent, Inc. | 300 |
26 |
| Accelink Technologies Co., Ltd. | 327 |
25 |
| Centre National de La Recherche Scientifique | 10881 |
24 |
| Sumitomo Electric Industries, Ltd. | 16113 |
23 |
| Omni Medsci, Inc. | 37 |
23 |
| Other owners | 2060 |