- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/27 - Optical coupling means with polarisation selective and adjusting means
Patent holdings for IPC class G02B 6/27
Total number of patents in this class: 864
10-year publication summary
|
91
|
117
|
89
|
89
|
72
|
70
|
66
|
75
|
58
|
36
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 112134 |
48 |
| II-VI Delaware, Inc. | 1685 |
32 |
| Cisco Technology, Inc. | 19881 |
24 |
| Marvell Asia PTE, Ltd. | 6553 |
20 |
| Lumus Ltd. | 452 |
18 |
| Cavium International | 5055 |
18 |
| Ayar Labs, Inc. | 148 |
14 |
| Lumentum Operations LLC | 730 |
12 |
| WBC Photonics, Inc. | 136 |
12 |
| Nokia Solutions And Networks Oy | 6571 |
11 |
| Molex, LLC | 1934 |
11 |
| Sumitomo Osaka Cement Co., Ltd. | 848 |
11 |
| Raytheon Company | 8397 |
10 |
| Nippon Telegraph and Telephone Corporation | 17303 |
10 |
| The Furukawa Electric Co., Ltd. | 3645 |
10 |
| Samsung Electronics Co., Ltd. | 145630 |
9 |
| Sumitomo Electric Industries, Ltd. | 15443 |
9 |
| Skorpios Technologies, Inc. | 141 |
9 |
| Kyocera Sld Laser, Inc. | 298 |
9 |
| OpenLight Photonics, Inc | 190 |
9 |
| Other owners | 558 |