- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/293 - Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
Patent holdings for IPC class G02B 6/293
Total number of patents in this class: 2662
10-year publication summary
|
242
|
280
|
262
|
267
|
263
|
272
|
255
|
223
|
204
|
99
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 111975 |
136 |
| II-VI Delaware, Inc. | 1685 |
64 |
| Hewlett Packard Enterprise Development LP | 10712 |
60 |
| Cisco Technology, Inc. | 19860 |
49 |
| Sumitomo Electric Industries, Ltd. | 15428 |
41 |
| Nippon Telegraph and Telephone Corporation | 17275 |
38 |
| Magic Leap, Inc. | 3240 |
33 |
| Ayar Labs, Inc. | 146 |
33 |
| NEC Corporation | 35521 |
30 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42461 |
29 |
| Mitsubishi Electric Corporation | 45962 |
29 |
| Fujitsu Limited | 18343 |
25 |
| Alliance Fiber Optic Products, Inc. | 78 |
25 |
| GLOBALFOUNDRIES U.S. Inc. | 6430 |
25 |
| Oracle International Corporation | 12925 |
24 |
| Samsung Electronics Co., Ltd. | 145416 |
23 |
| Nokia Solutions And Networks Oy | 6563 |
23 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10924 |
23 |
| Light Field Lab, Inc. | 187 |
23 |
| Marvell Asia PTE, Ltd. | 6552 |
23 |
| Other owners | 1906 |