- 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: 9307
10-year publication summary
|
674
|
782
|
746
|
636
|
486
|
364
|
440
|
366
|
313
|
148
|
| 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. | 44484 |
709 |
| Sharp Kabushiki Kaisha | 18495 |
493 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8471 |
462 |
| DIC Corporation | 3982 |
366 |
| Samsung Display Co., Ltd. | 38914 |
279 |
| JNC Corporation | 1553 |
227 |
| LG Display Co., Ltd. | 15018 |
226 |
| Japan Display Inc. | 3018 |
209 |
| JNC Petrochemical Corporation | 329 |
206 |
| FUJIFILM Corporation | 30628 |
191 |
| HKC Corporation Limited | 3493 |
156 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 4329 |
147 |
| Nitto Denko Corporation | 8565 |
134 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
117 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3937 |
114 |
| LG Chem, Ltd. | 17956 |
106 |
| Innolux Corporation | 3599 |
102 |
| Sumitomo Chemical Company, Limited | 8969 |
98 |
| RealD Spark, LLC | 276 |
96 |
| Sony Corporation | 30097 |
92 |
| Other owners | 4777 |