- 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 1/13 - Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
Patent holdings for IPC class G02F 1/13
Total number of patents in this class: 9324
10-year publication summary
|
674
|
782
|
746
|
636
|
486
|
363
|
440
|
364
|
311
|
116
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Boe Technology Group Co., Ltd. | 43856 |
704 |
| Sharp Kabushiki Kaisha | 18541 |
499 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8472 |
462 |
| DIC Corporation | 3958 |
366 |
| Samsung Display Co., Ltd. | 38470 |
279 |
| LG Display Co., Ltd. | 14919 |
231 |
| JNC Corporation | 1546 |
227 |
| Japan Display Inc. | 2982 |
207 |
| JNC Petrochemical Corporation | 329 |
206 |
| FUJIFILM Corporation | 30458 |
189 |
| HKC Corporation Limited | 3489 |
156 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 4310 |
147 |
| Nitto Denko Corporation | 8516 |
134 |
| Panasonic Intellectual Property Management Co., Ltd. | 33792 |
117 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3930 |
115 |
| LG Chem, Ltd. | 17929 |
106 |
| Innolux Corporation | 3611 |
101 |
| Sumitomo Chemical Company, Limited | 9016 |
99 |
| RealD Spark, LLC | 276 |
96 |
| Sony Corporation | 30244 |
93 |
| Other owners | 4790 |