- 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: 9276
10-year publication summary
672
|
666
|
775
|
743
|
634
|
480
|
358
|
430
|
347
|
215
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Boe Technology Group Co., Ltd. | 41547 |
697 |
Sharp Kabushiki Kaisha | 18716 |
520 |
Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8476 |
462 |
DIC Corporation | 3813 |
366 |
Samsung Display Co., Ltd. | 35269 |
281 |
Japan Display Inc. | 7020 |
256 |
LG Display Co., Ltd. | 13820 |
250 |
JNC Corporation | 1563 |
235 |
JNC Petrochemical Corporation | 400 |
214 |
FUJIFILM Corporation | 29586 |
179 |
HKC Corporation Limited | 3281 |
153 |
Wuhan China Star Optoelectronics Technology Co., Ltd. | 4216 |
146 |
Nitto Denko Corporation | 8295 |
133 |
Panasonic Intellectual Property Management Co., Ltd. | 31882 |
116 |
Beijing BOE Optoelectronics Technology Co., Ltd. | 3891 |
115 |
LG Chem, Ltd. | 17656 |
106 |
Sumitomo Chemical Company, Limited | 9047 |
101 |
Sony Corporation | 30929 |
97 |
RealD Spark, LLC | 264 |
89 |
Beijing BOE Display Technology Co., Ltd. | 2813 |
86 |
Other owners | 4674 |