- All sections
- G - Physics
- G02F - Optical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved thereinnon-linear opticsfrequency-changing of lightoptical logic elementsoptical analogue/digital converters
- G02F 1/313 - Digital deflection devices in an optical waveguide structure
Patent holdings for IPC class G02F 1/313
Total number of patents in this class: 464
10-year publication summary
|
36
|
50
|
41
|
57
|
43
|
54
|
36
|
30
|
32
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Telegraph and Telephone Corporation | 17228 |
35 |
| NEC Corporation | 35471 |
19 |
| Huawei Technologies Co., Ltd. | 111449 |
18 |
| Psiquantum, Corp. | 415 |
14 |
| Digilens, Inc. | 215 |
11 |
| Nokia Solutions And Networks Oy | 6549 |
8 |
| Sumitomo Osaka Cement Co., Ltd. | 843 |
8 |
| Cisco Technology, Inc. | 19734 |
7 |
| Massachusetts Institute of Technology | 10024 |
7 |
| NTT Electronics Corporation | 270 |
7 |
| The Furukawa Electric Co., Ltd. | 3638 |
7 |
| Oxford University Innovation Limited | 1507 |
7 |
| Samsung Electronics Co., Ltd. | 144675 |
6 |
| The Regents of the University of California | 19859 |
6 |
| National Institute of Advanced Industrial Science and Technology | 3792 |
6 |
| GLOBALFOUNDRIES U.S. Inc. | 6427 |
6 |
| OpenLight Photonics, Inc | 190 |
6 |
| Apple Inc. | 54577 |
5 |
| International Business Machines Corporation | 61144 |
5 |
| Hewlett Packard Enterprise Development LP | 10711 |
5 |
| Other owners | 271 |