- 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 1/135 - Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
Patent holdings for IPC class G02F 1/135
Total number of patents in this class: 310
10-year publication summary
|
27
|
26
|
28
|
34
|
22
|
18
|
30
|
19
|
20
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seurat Technologies, Inc. | 175 |
41 |
| Samsung Display Co., Ltd. | 38627 |
22 |
| Sharp Kabushiki Kaisha | 18523 |
19 |
| Boe Technology Group Co., Ltd. | 44029 |
14 |
| Samsung Electronics Co., Ltd. | 157719 |
10 |
| LG Chem, Ltd. | 17921 |
9 |
| Magnolia White Corporation | 5579 |
8 |
| Lawrence Livermore National Security, LLC | 1973 |
7 |
| Apple Inc. | 58742 |
6 |
| Panasonic Intellectual Property Corporation of America | 7182 |
6 |
| Sharp Corporation | 10545 |
5 |
| LG Innotek Co., Ltd. | 8466 |
5 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3932 |
5 |
| Sony Corporation | 30181 |
4 |
| Semiconductor Energy Laboratory Co., Ltd. | 11821 |
4 |
| The United States of America as represented by the Secretary of the Air Force | 923 |
4 |
| Wuhan China Star Optoelectronics Technology Co., Ltd. | 4316 |
4 |
| LG Display Co., Ltd. | 14966 |
3 |
| FUJIFILM Corporation | 30514 |
3 |
| Applied Materials, Inc. | 20375 |
3 |
| Other owners | 128 |