- 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: 3141
10-year publication summary
|
232
|
216
|
262
|
253
|
265
|
281
|
237
|
215
|
196
|
168
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2960 |
181 |
| nLIGHT, Inc. | 413 |
116 |
| IPG Photonics Corporation | 547 |
114 |
| The Furukawa Electric Co., Ltd. | 3704 |
75 |
| NEC Corporation | 36164 |
65 |
| Northrop Grumman Systems Corporation | 2930 |
62 |
| Nippon Telegraph and Telephone Corporation | 16797 |
61 |
| OFS Fitel, LLC | 566 |
59 |
| Huawei Technologies Co., Ltd. | 114756 |
53 |
| NKT Photonics A/S | 262 |
47 |
| Lumentum Operations LLC | 751 |
40 |
| II-VI Delaware, Inc. | 1651 |
38 |
| Raytheon Company | 8413 |
35 |
| IMRA America, Inc. | 150 |
28 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6121 |
27 |
| Coherent, Inc. | 314 |
26 |
| Accelink Technologies Co., Ltd. | 305 |
25 |
| Centre National de La Recherche Scientifique | 10632 |
24 |
| Sumitomo Electric Industries, Ltd. | 15696 |
23 |
| Omni Medsci, Inc. | 37 |
23 |
| Other owners | 2019 |