- 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: 547
10-year publication summary
|
41
|
37
|
58
|
86
|
53
|
50
|
49
|
35
|
39
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 146346 |
67 |
| Nippon Telegraph and Telephone Corporation | 17346 |
31 |
| Samsung Display Co., Ltd. | 34798 |
26 |
| equal1.labs Inc. | 38 |
22 |
| Mitsubishi Electric Corporation | 46127 |
20 |
| Rockley Photonics Limited | 336 |
20 |
| Boe Technology Group Co., Ltd. | 41217 |
13 |
| Samsung SDI Co., Ltd. | 8330 |
12 |
| Vuereal Inc. | 279 |
9 |
| The Regents of the University of California | 19929 |
8 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42804 |
8 |
| Centre National de La Recherche Scientifique | 10432 |
7 |
| California Institute of Technology | 3972 |
7 |
| The Furukawa Electric Co., Ltd. | 3652 |
7 |
| Celestial AI Inc. | 139 |
7 |
| International Business Machines Corporation | 61257 |
6 |
| NEC Corporation | 35687 |
6 |
| Fujitsu Limited | 18366 |
6 |
| Rtx BBN Technologies, Inc. | 323 |
6 |
| Sumitomo Electric Industries, Ltd. | 15495 |
5 |
| Other owners | 254 |