- 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 1/017 - Structures with periodic or quasi periodic potential variation, e.g. superlattices, quantum wells
Patent holdings for IPC class G02F 1/017
Total number of patents in this class: 549
10-year publication summary
|
40
|
37
|
56
|
86
|
53
|
49
|
48
|
34
|
39
|
19
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 147622 |
67 |
| Nippon Telegraph and Telephone Corporation | 17381 |
31 |
| Samsung Display Co., Ltd. | 35269 |
26 |
| equal1.labs Inc. | 38 |
22 |
| Mitsubishi Electric Corporation | 46449 |
20 |
| Rockley Photonics Limited | 337 |
20 |
| Boe Technology Group Co., Ltd. | 41547 |
13 |
| Samsung SDI Co., Ltd. | 8589 |
12 |
| Vuereal Inc. | 288 |
9 |
| The Regents of the University of California | 20087 |
8 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43400 |
8 |
| The Furukawa Electric Co., Ltd. | 3685 |
8 |
| Centre National de La Recherche Scientifique | 10531 |
7 |
| California Institute of Technology | 3986 |
7 |
| Celestial AI Inc. | 144 |
7 |
| International Business Machines Corporation | 61471 |
6 |
| NEC Corporation | 36003 |
6 |
| Fujitsu Limited | 18388 |
6 |
| Rtx BBN Technologies, Inc. | 323 |
6 |
| Sumitomo Electric Industries, Ltd. | 15609 |
5 |
| Other owners | 255 |