- 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 therein; non-linear optics; frequency-changing of light; optical logic elements; optical analogue/digital converters
- G02F 1/137 - 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 modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
Patent holdings for IPC class G02F 1/137
Total number of patents in this class: 2067
10-year publication summary
135
|
171
|
252
|
257
|
236
|
190
|
210
|
194
|
205
|
50
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Boe Technology Group Co., Ltd. | 35384 |
160 |
Merck Patent GmbH | 5909 |
78 |
Japan Display Inc. | 6202 |
77 |
Samsung Display Co., Ltd. | 30585 |
64 |
LG Chem, Ltd. | 17205 |
61 |
Sharp Corporation | 10015 |
56 |
Apple Inc. | 50209 |
44 |
Wuhan China Star Optoelectronics Technology Co., Ltd. | 3894 |
40 |
LG Display Co., Ltd. | 11907 |
39 |
FUJIFILM Corporation | 27102 |
39 |
Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8635 |
37 |
META Platforms Technologies, LLC | 4806 |
35 |
Samsung Electronics Co., Ltd. | 131630 |
34 |
Beijing BOE Optoelectronics Technology Co., Ltd. | 3779 |
34 |
DIC Corporation | 3597 |
34 |
RealD Spark, LLC | 234 |
31 |
JNC Corporation | 1527 |
30 |
JNC Petrochemical Corporation | 425 |
30 |
Cardinal IG Company | 147 |
27 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
24 |
Other owners | 1093 |