- 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 1/167 - 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 modulatingNon-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
Patent holdings for IPC class G02F 1/167
Total number of patents in this class: 2739
10-year publication summary
230
|
222
|
184
|
192
|
169
|
159
|
151
|
174
|
178
|
152
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
e Ink Corporation | 1500 |
673 |
Boe Technology Group Co., Ltd. | 41346 |
167 |
e Ink Holdings Inc. | 637 |
134 |
Hewlett-Packard Development Company, L.P. | 25850 |
82 |
LG Innotek Co., Ltd. | 7685 |
67 |
Semiconductor Energy Laboratory Co., Ltd. | 11448 |
65 |
Sony Corporation | 31004 |
57 |
e Ink California, LLC | 79 |
49 |
Bridgestone Corporation | 7233 |
45 |
Toppan Printing Co., Ltd. | 2133 |
40 |
Merck Patent GmbH | 5812 |
37 |
Beijing BOE Optoelectronics Technology Co., Ltd. | 3888 |
36 |
Japan Display Inc. | 6970 |
35 |
Brother Kogyo Kabushikikaisha | 1763 |
32 |
Beijing BOE Display Technology Co., Ltd. | 2800 |
31 |
Amazon Technologies, Inc. | 26796 |
30 |
Samsung Display Co., Ltd. | 34984 |
29 |
Koninklijke Philips Electronics N.V. | 9495 |
28 |
Samsung Electronics Co., Ltd. | 147003 |
26 |
LG Display Co., Ltd. | 13741 |
26 |
Other owners | 1050 |