- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 6/12 - Light guides; Structural 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: 6790
10-year publication summary
446
|
544
|
615
|
632
|
664
|
652
|
626
|
589
|
510
|
136
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Nippon Telegraph and Telephone Corporation | 14195 |
227 |
Cisco Technology, Inc. | 18858 |
192 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
168 |
International Business Machines Corporation | 60644 |
162 |
GLOBALFOUNDRIES U.S. Inc. | 6459 |
158 |
Intel Corporation | 45621 |
132 |
Nitto Denko Corporation | 7879 |
106 |
Huawei Technologies Co., Ltd. | 100781 |
101 |
Hewlett Packard Enterprise Development LP | 10702 |
100 |
NEC Corporation | 32703 |
98 |
Rockley Photonics Limited | 399 |
93 |
Marvell Asia PTE, Ltd. | 6841 |
78 |
Nokia Solutions And Networks Oy | 5698 |
71 |
II-VI Delaware, Inc. | 1720 |
69 |
OpenLight Photonics, Inc | 180 |
68 |
The Furukawa Electric Co., Ltd. | 3486 |
62 |
Sumitomo Electric Industries, Ltd. | 14131 |
59 |
Micron Technology, Inc. | 24960 |
59 |
Massachusetts Institute of Technology | 9795 |
57 |
Cavium International | 5549 |
57 |
Other owners | 4673 |