- 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 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device
Patent holdings for IPC class G02F 1/1368
Total number of patents in this class: 9460
10-year publication summary
|
1397
|
1111
|
961
|
702
|
680
|
435
|
417
|
504
|
326
|
145
|
| 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. | 44029 |
1142 |
| Sharp Kabushiki Kaisha | 18523 |
1014 |
| Semiconductor Energy Laboratory Co., Ltd. | 11821 |
936 |
| Magnolia White Corporation | 5579 |
703 |
| Samsung Display Co., Ltd. | 38627 |
602 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8471 |
500 |
| Sharp Corporation | 10545 |
352 |
| LG Display Co., Ltd. | 14966 |
289 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 4316 |
247 |
| Japan Display Inc. | 2997 |
235 |
| Beijing BOE Display Technology Co., Ltd. | 2986 |
177 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3932 |
162 |
| HKC Corporation Limited | 3489 |
159 |
| Innolux Corporation | 3625 |
156 |
| Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 3754 |
136 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2528 |
135 |
| Seiko Epson Corporation | 20256 |
126 |
| Au Optronics Corporation | 3211 |
124 |
| Hefei Xinsheng Optoelectronics Technology Co., Ltd. | 2642 |
93 |
| Sharp Display Technology Corporation | 1209 |
93 |
| Other owners | 2079 |