- 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 1/39 - Non-linear optics for parametric generation or amplification of light, infrared, or ultraviolet waves
Patent holdings for IPC class G02F 1/39
Total number of patents in this class: 819
10-year publication summary
|
49
|
58
|
42
|
54
|
61
|
72
|
66
|
62
|
39
|
40
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Telegraph and Telephone Corporation | 15928 |
48 |
| California Institute of Technology | 4039 |
17 |
| University Court of The University of ST Andrews | 302 |
13 |
| Huawei Technologies Co., Ltd. | 123677 |
12 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6126 |
12 |
| Fujitsu Limited | 16867 |
11 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1922 |
11 |
| Ntt, Inc. | 4226 |
11 |
| The Boeing Company | 20168 |
10 |
| Centre National de La Recherche Scientifique | 11042 |
10 |
| Riken | 1716 |
9 |
| Shenzhen University | 1727 |
9 |
| Canon Inc. | 43941 |
8 |
| Hamamatsu Photonics K.K. | 4700 |
8 |
| Gigaphoton Inc. | 1328 |
8 |
| Qioptiq Photonics GmbH & Co KG | 48 |
8 |
| Massachusetts Institute of Technology | 10259 |
7 |
| The Board of Trustees of the Leland Stanford Junior University | 6668 |
7 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2306 |
7 |
| Coherent, Inc. | 294 |
7 |
| Other owners | 586 |