- 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: 2924
10-year publication summary
|
280
|
262
|
267
|
264
|
273
|
257
|
239
|
216
|
205
|
136
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 123282 |
150 |
| II-VI Delaware, Inc. | 1624 |
64 |
| Hewlett Packard Enterprise Development LP | 11042 |
62 |
| Cisco Technology, Inc. | 22491 |
53 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 48248 |
45 |
| Sumitomo Electric Industries, Ltd. | 16305 |
41 |
| Ayar Labs, Inc. | 182 |
38 |
| NEC Corporation | 36934 |
36 |
| Magic Leap, Inc. | 3391 |
35 |
| Nippon Telegraph and Telephone Corporation | 15922 |
34 |
| GLOBALFOUNDRIES U.S. Inc. | 6391 |
34 |
| Mitsubishi Electric Corporation | 47971 |
29 |
| Samsung Electronics Co., Ltd. | 157557 |
28 |
| Alliance Fiber Optic Products, Inc. | 73 |
25 |
| Marvell Asia PTE, Ltd. | 6313 |
25 |
| Intel Corporation | 47102 |
24 |
| Oracle International Corporation | 13548 |
24 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11127 |
24 |
| Massachusetts Institute of Technology | 10239 |
23 |
| Nokia Solutions And Networks Oy | 7196 |
23 |
| Other owners | 2107 |