- 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 3/0941 - Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a semiconductor laser, e.g. of a laser diode
Patent holdings for IPC class H01S 3/0941
Total number of patents in this class: 1059
10-year publication summary
|
96
|
96
|
107
|
101
|
101
|
81
|
73
|
75
|
70
|
45
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2816 |
41 |
| nLIGHT, Inc. | 384 |
38 |
| The Furukawa Electric Co., Ltd. | 3532 |
29 |
| Raytheon Company | 8450 |
26 |
| Robert Bosch GmbH | 41362 |
19 |
| Coherent, Inc. | 323 |
19 |
| NEC Corporation | 33474 |
18 |
| IPG Photonics Corporation | 505 |
16 |
| Hamamatsu Photonics K.K. | 4237 |
14 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1774 |
13 |
| Lawrence Livermore National Security, LLC | 1860 |
12 |
| NKT Photonics A/S | 227 |
12 |
| Gigaphoton Inc. | 1156 |
11 |
| Mitsubishi Electric Corporation | 44614 |
10 |
| Lumentum Operations LLC | 702 |
10 |
| Luminar Technologies, Inc. | 273 |
10 |
| Quantum-Si Incorporated | 410 |
10 |
| Sony Group Corporation | 11641 |
10 |
| Massachusetts Institute of Technology | 9837 |
9 |
| Ludwig-Maximilians-Universitat Munchen | 338 |
9 |
| Other owners | 723 |