- 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 1/017 - 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: 517
10-year publication summary
32
|
41
|
37
|
58
|
86
|
53
|
48
|
49
|
34
|
15
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Samsung Electronics Co., Ltd. | 131630 |
66 |
Nippon Telegraph and Telephone Corporation | 14195 |
27 |
Rockley Photonics Limited | 399 |
26 |
equal1.labs Inc. | 38 |
22 |
Samsung Display Co., Ltd. | 30585 |
19 |
Mitsubishi Electric Corporation | 43934 |
17 |
Boe Technology Group Co., Ltd. | 35384 |
13 |
Samsung SDI Co., Ltd. | 6671 |
11 |
Raytheon Company | 8535 |
10 |
The Regents of the University of California | 18943 |
9 |
NEC Corporation | 32703 |
7 |
Centre National de La Recherche Scientifique | 9632 |
7 |
California Institute of Technology | 3884 |
7 |
The Furukawa Electric Co., Ltd. | 3486 |
7 |
International Business Machines Corporation | 60644 |
6 |
Fujitsu Limited | 19265 |
6 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
6 |
Raytheon BBN Technologies Corp. | 407 |
6 |
Wuhan China Star Optoelectronics Technology Co., Ltd. | 3894 |
6 |
Sumitomo Electric Industries, Ltd. | 14131 |
5 |
Other owners | 234 |