- 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 3/30 - 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: 903
10-year publication summary
|
76
|
55
|
66
|
66
|
56
|
56
|
56
|
43
|
37
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IPG Photonics Corporation | 529 |
35 |
| Omni Medsci, Inc. | 36 |
31 |
| OFS Fitel, LLC | 563 |
26 |
| Fujikura Ltd. | 2938 |
25 |
| The Furukawa Electric Co., Ltd. | 3652 |
25 |
| NKT Photonics A/S | 252 |
25 |
| Fujitsu Limited | 18366 |
21 |
| Macquarie University | 165 |
19 |
| Honeywell International Inc. | 13553 |
17 |
| Raytheon Company | 8386 |
17 |
| Accelink Technologies Co., Ltd. | 300 |
17 |
| IMRA America, Inc. | 150 |
14 |
| Nippon Telegraph and Telephone Corporation | 17346 |
13 |
| nLIGHT, Inc. | 412 |
12 |
| II-VI Delaware, Inc. | 1676 |
10 |
| Centre National de La Recherche Scientifique | 10432 |
9 |
| Lockheed Martin Corporation | 3276 |
9 |
| Northrop Grumman Systems Corporation | 2935 |
9 |
| Massachusetts Institute of Technology | 10055 |
8 |
| Neptune Subsea IP Limited | 47 |
8 |
| Other owners | 553 |