- 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 2/02 - Frequency-changing of light, e.g. by quantum counters
Patent holdings for IPC class G02F 2/02
Total number of patents in this class: 254
10-year publication summary
|
22
|
32
|
14
|
13
|
15
|
12
|
12
|
7
|
5
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 37960 |
11 |
| NGK Insulators, Ltd. | 5212 |
10 |
| Samsung Electronics Co., Ltd. | 154406 |
6 |
| Massachusetts Institute of Technology | 10208 |
5 |
| LG Display Co., Ltd. | 14323 |
4 |
| Honeywell International Inc. | 12788 |
4 |
| NEC Corporation | 36702 |
4 |
| Mitsubishi Electric Corporation | 47655 |
4 |
| Shenzhen University | 1709 |
4 |
| The Regents of the University of California | 20574 |
3 |
| Electronics and Telecommunications Research Institute | 9534 |
3 |
| Raytheon Company | 8465 |
3 |
| Nanowave Technologies Inc. | 45 |
3 |
| OFS Fitel, LLC | 571 |
3 |
| Rensselaer Polytechnic Institute | 851 |
3 |
| Technische Universiteit Delft | 759 |
3 |
| Bambu Vault LLC | 19 |
3 |
| Merck Patent GmbH | 5668 |
2 |
| Centre National de La Recherche Scientifique | 10886 |
2 |
| Olympus Corporation | 13003 |
2 |
| Other owners | 172 |