- 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 3/30 - Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range using scattering effects, e.g. stimulated Brillouin or Raman effects
Patent holdings for IPC class H01S 3/30
Total number of patents in this class: 902
10-year publication summary
|
93
|
76
|
55
|
66
|
66
|
56
|
57
|
53
|
36
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IPG Photonics Corporation | 494 |
35 |
| OFS Fitel, LLC | 549 |
25 |
| Fujikura Ltd. | 2777 |
23 |
| The Furukawa Electric Co., Ltd. | 3486 |
22 |
| NKT Photonics A/S | 215 |
22 |
| Macquarie University | 159 |
20 |
| Omni Medsci, Inc. | 27 |
20 |
| IMRA America, Inc. | 174 |
19 |
| Fujitsu Limited | 19265 |
18 |
| Raytheon Company | 8535 |
17 |
| Honeywell International Inc. | 13799 |
16 |
| Accelink Technologies Co., Ltd. | 264 |
16 |
| Centre National de La Recherche Scientifique | 9632 |
12 |
| nLIGHT, Inc. | 380 |
12 |
| Northrop Grumman Systems Corporation | 2940 |
10 |
| Nippon Telegraph and Telephone Corporation | 14195 |
10 |
| Lockheed Martin Corporation | 3406 |
9 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1760 |
9 |
| II-VI Delaware, Inc. | 1720 |
9 |
| Massachusetts Institute of Technology | 9795 |
8 |
| Other owners | 570 |