- 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: 9327
10-year publication summary
|
1121
|
1397
|
1111
|
961
|
702
|
680
|
434
|
411
|
499
|
246
|
| 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. | 41267 |
1113 |
| Sharp Kabushiki Kaisha | 18738 |
1066 |
| Semiconductor Energy Laboratory Co., Ltd. | 11416 |
946 |
| Japan Display Inc. | 6961 |
862 |
| Samsung Display Co., Ltd. | 34842 |
611 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8478 |
500 |
| Sharp Corporation | 10255 |
349 |
| LG Display Co., Ltd. | 13533 |
273 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 4200 |
239 |
| Beijing BOE Display Technology Co., Ltd. | 2797 |
169 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3888 |
162 |
| HKC Corporation Limited | 3271 |
155 |
| TCL China Star Optoelectronics Technology Co., Ltd. | 2702 |
154 |
| Innolux Corporation | 3289 |
148 |
| Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 3720 |
135 |
| Au Optronics Corporation | 3490 |
129 |
| Seiko Epson Corporation | 19371 |
117 |
| Hefei Xinsheng Optoelectronics Technology Co., Ltd. | 2567 |
90 |
| Hefei BOE Optoelectronics Technology Co., Ltd. | 1367 |
86 |
| Chongqing HKC Optoelectronics Technology Co., ltd. | 1336 |
73 |
| Other owners | 1950 |