- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/12 - Light guidesStructural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
Patent holdings for IPC class G02B 6/12
Total number of patents in this class: 7425
10-year publication summary
544
|
615
|
632
|
665
|
655
|
644
|
641
|
598
|
575
|
243
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Taiwan Semiconductor Manufacturing Company, Ltd. | 42118 |
257 |
Nippon Telegraph and Telephone Corporation | 17157 |
251 |
Cisco Technology, Inc. | 19623 |
200 |
GLOBALFOUNDRIES U.S. Inc. | 6431 |
188 |
International Business Machines Corporation | 61023 |
154 |
Intel Corporation | 46699 |
151 |
Huawei Technologies Co., Ltd. | 110995 |
116 |
Nitto Denko Corporation | 8182 |
106 |
Hewlett Packard Enterprise Development LP | 10700 |
98 |
NEC Corporation | 35351 |
94 |
Rockley Photonics Limited | 333 |
87 |
Marvell Asia PTE, Ltd. | 6555 |
79 |
Nokia Solutions And Networks Oy | 6527 |
71 |
II-VI Delaware, Inc. | 1689 |
71 |
OpenLight Photonics, Inc | 190 |
69 |
The Furukawa Electric Co., Ltd. | 3627 |
67 |
Sumitomo Osaka Cement Co., Ltd. | 839 |
65 |
Psiquantum, Corp. | 409 |
63 |
Micron Technology, Inc. | 26209 |
62 |
Kyocera Corporation | 13689 |
62 |
Other owners | 5114 |