- 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 therein; non-linear optics; frequency-changing of light; optical logic elements; optical 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: 696
10-year publication summary
|
55
|
38
|
49
|
58
|
42
|
54
|
60
|
69
|
63
|
14
|
| 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 |
45 |
| Fujitsu Limited | 19265 |
12 |
| BAE Systems Information and Electronic Systems Integration Inc. | 1760 |
12 |
| M Squared Lasers Limited | 95 |
11 |
| The Boeing Company | 19843 |
10 |
| Massachusetts Institute of Technology | 9795 |
9 |
| Shenzhen University | 1544 |
9 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6132 |
9 |
| Canon Inc. | 36841 |
8 |
| Fastlite | 22 |
8 |
| Riken | 1669 |
8 |
| California Institute of Technology | 3884 |
7 |
| Coherent, Inc. | 337 |
7 |
| Inter-University Research Institute Corporation Research Organization of Information and Systems | 105 |
7 |
| Qioptiq Photonics GmbH & Co KG | 54 |
7 |
| University Court of The University of ST Andrews | 305 |
7 |
| Centre National de La Recherche Scientifique | 9632 |
6 |
| Huawei Technologies Co., Ltd. | 100781 |
6 |
| Hamamatsu Photonics K.K. | 4161 |
6 |
| Fujian Institute of Research on The Structure of Matter, Chinese Academy of Sciences | 98 |
6 |
| Other owners | 496 |