- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 13/31 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
Patent holdings for IPC class H04N 13/31
Total number of patents in this class: 442
10-year publication summary
|
52
|
51
|
54
|
58
|
49
|
30
|
20
|
29
|
30
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 14433 |
66 |
| Samsung Electronics Co., Ltd. | 158605 |
46 |
| Boe Technology Group Co., Ltd. | 44484 |
44 |
| LG Display Co., Ltd. | 15018 |
20 |
| Leia Inc. | 420 |
13 |
| Sony Group Corporation | 15879 |
11 |
| Magnolia White Corporation | 5591 |
11 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3937 |
10 |
| Japan Display Inc. | 3018 |
8 |
| University Public Corporation Osaka | 298 |
8 |
| Korea Institute of Science and Technology | 2253 |
7 |
| Tianma Micro-Electronics Co., Ltd. | 814 |
7 |
| Nintendo Co., Ltd. | 3249 |
6 |
| Beijing BOE Display Technology Co., Ltd. | 3010 |
6 |
| RealD Spark, LLC | 276 |
6 |
| Dimenco Holding B.V. | 44 |
6 |
| Samsung Display Co., Ltd. | 38914 |
5 |
| Sony Corporation | 30097 |
5 |
| Sharp Corporation | 10847 |
5 |
| Nippon Telegraph and Telephone Corporation | 15938 |
5 |
| Other owners | 147 |