- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/024 - Optical fibres with cladding with polarisation-maintaining properties
Patent holdings for IPC class G02B 6/024
Total number of patents in this class: 287
10-year publication summary
|
28
|
30
|
15
|
24
|
29
|
14
|
17
|
27
|
10
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2973 |
33 |
| Sumitomo Electric Industries, Ltd. | 15780 |
27 |
| Chiral Photonics, Inc. | 52 |
15 |
| Corning Incorporated | 10387 |
8 |
| Fiberhome Telecommunication Technologies Co., Ltd. | 352 |
7 |
| Pacific Biosciences of California, Inc. | 757 |
7 |
| The Furukawa Electric Co., Ltd. | 3706 |
6 |
| Beam Engineering for Advanced Measurements Co. | 34 |
6 |
| NKT Photonics A/S | 265 |
6 |
| Lumentum Operations LLC | 905 |
5 |
| University of Southampton | 446 |
5 |
| Magic Leap, Inc. | 3330 |
4 |
| OFS Fitel, LLC | 567 |
4 |
| Yangtze Optical Fibre and Cable Joint Stock Limited Company | 93 |
4 |
| Ram Photonics Industrial, LLC | 35 |
4 |
| Centre National de La Recherche Scientifique | 10693 |
3 |
| Lockheed Martin Corporation | 3268 |
3 |
| Nippon Telegraph and Telephone Corporation | 16320 |
3 |
| AdValue Photonics, Inc. | 26 |
3 |
| citizen Watch Co., Ltd. | 1076 |
3 |
| Other owners | 131 |