- 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 3/02 - Optical bistable devices
Patent holdings for IPC class G02F 3/02
Total number of patents in this class: 79
10-year publication summary
|
3
|
5
|
8
|
6
|
10
|
5
|
6
|
8
|
8
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lightelligence Pte Ltd. | 30 |
9 |
| Hewlett Packard Enterprise Development LP | 10744 |
5 |
| Massachusetts Institute of Technology | 10110 |
4 |
| Telefonaktiebolaget LM Ericsson (publ) | 28236 |
3 |
| Milkshake Technology Inc. | 21 |
3 |
| Samsung Electronics Co., Ltd. | 147622 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10946 |
2 |
| Nippon Telegraph and Telephone Corporation | 17381 |
2 |
| Electronic Imaging Services, Inc., DBA Vestcom Retail Solutions | 56 |
2 |
| IMEC VZW | 1658 |
2 |
| Oxford University Innovation Limited | 1553 |
2 |
| Halliburton Energy Services, Inc. | 20946 |
1 |
| Nokia Corporation | 5549 |
1 |
| Ericsson | 21902 |
1 |
| Fujitsu Limited | 18388 |
1 |
| Ricoh Company, Ltd. | 13338 |
1 |
| Electronics and Telecommunications Research Institute | 9435 |
1 |
| Huawei Technologies Co., Ltd. | 113853 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6462 |
1 |
| Tsinghua University | 5953 |
1 |
| Other owners | 34 |