- 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 3/094 - 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: 1391
10-year publication summary
148
|
149
|
149
|
147
|
141
|
119
|
113
|
107
|
111
|
33
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Fujikura Ltd. | 2777 |
51 |
nLIGHT, Inc. | 380 |
48 |
OFS Fitel, LLC | 549 |
35 |
The Furukawa Electric Co., Ltd. | 3486 |
30 |
IPG Photonics Corporation | 494 |
30 |
Raytheon Company | 8535 |
26 |
NEC Corporation | 32703 |
23 |
Lumentum Operations LLC | 696 |
21 |
BAE Systems Information and Electronic Systems Integration Inc. | 1760 |
19 |
Huawei Technologies Co., Ltd. | 100781 |
18 |
II-VI Delaware, Inc. | 1720 |
18 |
Mitsubishi Electric Corporation | 43934 |
17 |
NKT Photonics A/S | 215 |
17 |
Coherent, Inc. | 337 |
16 |
Massachusetts Institute of Technology | 9795 |
15 |
Lawrence Livermore National Security, LLC | 1834 |
15 |
Luminar Technologies, Inc. | 264 |
14 |
Nufern | 51 |
14 |
IMRA America, Inc. | 174 |
13 |
Candela Corporation | 181 |
12 |
Other owners | 939 |