- 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: 280
10-year publication summary
|
28
|
31
|
16
|
24
|
31
|
14
|
18
|
27
|
10
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 2933 |
33 |
| Sumitomo Electric Industries, Ltd. | 15483 |
26 |
| Chiral Photonics, Inc. | 51 |
15 |
| Corning Incorporated | 10259 |
7 |
| Fiberhome Telecommunication Technologies Co., Ltd. | 351 |
7 |
| The Furukawa Electric Co., Ltd. | 3650 |
6 |
| Beam Engineering for Advanced Measurements Co. | 34 |
6 |
| Pacific Biosciences of California, Inc. | 760 |
6 |
| University of Southampton | 443 |
5 |
| NKT Photonics A/S | 251 |
5 |
| Lumentum Operations LLC | 729 |
4 |
| Magic Leap, Inc. | 3256 |
4 |
| OFS Fitel, LLC | 562 |
4 |
| Yangtze Optical Fibre and Cable Joint Stock Limited Company | 90 |
4 |
| Centre National de La Recherche Scientifique | 10418 |
3 |
| Lockheed Martin Corporation | 3277 |
3 |
| Nippon Telegraph and Telephone Corporation | 17341 |
3 |
| AdValue Photonics, Inc. | 26 |
3 |
| citizen Watch Co., Ltd. | 1076 |
3 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1774 |
3 |
| Other owners | 130 |