- 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 1/1685 - Operation of cellsCircuit arrangements affecting the entire cell
Patent holdings for IPC class G02F 1/1685
Total number of patents in this class: 267
10-year publication summary
|
0
|
0
|
4
|
15
|
47
|
21
|
29
|
44
|
48
|
42
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| e Ink Corporation | 1497 |
73 |
| Boe Technology Group Co., Ltd. | 40814 |
27 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3879 |
12 |
| e Ink Holdings Inc. | 634 |
12 |
| Elstar Dynamics Patents B.V. | 25 |
11 |
| LG Innotek Co., Ltd. | 7590 |
9 |
| e Ink California, LLC | 79 |
8 |
| HKC Corporation Limited | 3265 |
8 |
| Samsung Electronics Co., Ltd. | 145025 |
6 |
| Japan Display Inc. | 7010 |
5 |
| Beijing BOE Display Technology Co., Ltd. | 2780 |
5 |
| SuperC-Touch Corporation | 93 |
5 |
| Nspectra Co., Ltd | 8 |
5 |
| LG Display Co., Ltd. | 13389 |
4 |
| Toyota Motor Corporation | 31764 |
3 |
| Dell Products L.P. | 14182 |
3 |
| Chengdu BOE Optoelectronics Technology Co., Ltd. | 6441 |
3 |
| Toppan Printing Co., Ltd. | 2135 |
3 |
| Toyota Boshoku Kabushiki Kaisha | 1395 |
3 |
| Halion Displays Inc. | 12 |
3 |
| Other owners | 59 |