- 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 3/094 - Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
Patent holdings for IPC class H01S 3/094
Total number of patents in this class: 1492
10-year publication summary
|
149
|
149
|
147
|
141
|
119
|
117
|
109
|
116
|
106
|
39
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2911 |
55 |
| nLIGHT, Inc. | 404 |
46 |
| OFS Fitel, LLC | 563 |
38 |
| The Furukawa Electric Co., Ltd. | 3617 |
32 |
| IPG Photonics Corporation | 519 |
31 |
| Lumentum Operations LLC | 724 |
27 |
| NEC Corporation | 35219 |
26 |
| Raytheon Company | 8394 |
26 |
| II-VI Delaware, Inc. | 1690 |
26 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1818 |
21 |
| NKT Photonics A/S | 244 |
19 |
| Huawei Technologies Co., Ltd. | 110249 |
18 |
| Mitsubishi Electric Corporation | 45646 |
16 |
| Massachusetts Institute of Technology | 9975 |
16 |
| Coherent, Inc. | 320 |
16 |
| Lawrence Livermore National Security, LLC | 1919 |
14 |
| Nufern | 48 |
14 |
| Fujitsu Limited | 18336 |
13 |
| Glas Trust Company LLC | 289 |
13 |
| Nippon Telegraph and Telephone Corporation | 17040 |
12 |
| Other owners | 1013 |