- 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: 270
10-year publication summary
15
|
28
|
31
|
16
|
24
|
31
|
14
|
18
|
26
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Fujikura Ltd. | 2777 |
26 |
Sumitomo Electric Industries, Ltd. | 14131 |
25 |
Chiral Photonics, Inc. | 49 |
15 |
Corning Incorporated | 9932 |
8 |
Fiberhome Telecommunication Technologies Co., Ltd. | 337 |
7 |
The Furukawa Electric Co., Ltd. | 3486 |
6 |
Beam Engineering for Advanced Measurements Co. | 31 |
6 |
Pacific Biosciences of California, Inc. | 738 |
6 |
Magic Leap, Inc. | 3028 |
5 |
University of Southampton | 444 |
5 |
IMRA America, Inc. | 174 |
4 |
Lumentum Operations LLC | 696 |
4 |
OFS Fitel, LLC | 549 |
4 |
Yangtze Optical Fibre and Cable Joint Stock Limited Company | 69 |
4 |
NKT Photonics A/S | 215 |
4 |
Centre National de La Recherche Scientifique | 9632 |
3 |
Lockheed Martin Corporation | 3406 |
3 |
Nippon Telegraph and Telephone Corporation | 14195 |
3 |
AdValue Photonics, Inc. | 26 |
3 |
citizen Watch Co., Ltd. | 1062 |
3 |
Other owners | 126 |