- 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 5/02251 - Out-coupling of light using optical fibres
Patent holdings for IPC class H01S 5/02251
Total number of patents in this class: 265
10-year publication summary
|
0
|
3
|
13
|
31
|
53
|
39
|
43
|
36
|
37
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Sld Laser, Inc. | 301 |
29 |
| The Furukawa Electric Co., Ltd. | 3710 |
23 |
| Nichia Corporation | 3803 |
8 |
| Kyocera Corporation | 14199 |
7 |
| Fujikura Ltd. | 3033 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 33120 |
6 |
| nLIGHT, Inc. | 412 |
6 |
| Mitsubishi Electric Corporation | 47416 |
5 |
| Nuvoton Technology Corporation Japan | 685 |
5 |
| TRUMPF Laser SE | 41 |
5 |
| Blue 425 LLC | 47 |
5 |
| Nippon Telegraph and Telephone Corporation | 16263 |
4 |
| Fraen Corporation | 53 |
4 |
| Google LLC | 43500 |
4 |
| Lumentum Operations LLC | 909 |
4 |
| Sony Group Corporation | 14964 |
4 |
| Apple Inc. | 57314 |
3 |
| NEC Corporation | 36475 |
3 |
| Sumitomo Electric Industries, Ltd. | 15994 |
3 |
| Gyrus ACMI, Inc. | 1265 |
3 |
| Other owners | 127 |