- 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: 407
10-year publication summary
|
36
|
52
|
51
|
54
|
57
|
48
|
30
|
20
|
26
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Corporation | 13784 |
66 |
| Boe Technology Group Co., Ltd. | 40912 |
43 |
| Samsung Electronics Co., Ltd. | 145416 |
40 |
| LG Display Co., Ltd. | 13397 |
19 |
| Japan Display Inc. | 6910 |
16 |
| Sony Group Corporation | 13703 |
11 |
| Beijing BOE Optoelectronics Technology Co., Ltd. | 3881 |
10 |
| University Public Corporation Osaka | 251 |
8 |
| Tianma Micro-Electronics Co., Ltd. | 814 |
7 |
| Nintendo Co., Ltd. | 3118 |
6 |
| Korea Institute of Science and Technology | 2115 |
6 |
| Beijing BOE Display Technology Co., Ltd. | 2784 |
6 |
| Leia Inc. | 401 |
6 |
| Samsung Display Co., Ltd. | 34539 |
5 |
| Sony Corporation | 31093 |
5 |
| Sharp Corporation | 10312 |
5 |
| Nippon Telegraph and Telephone Corporation | 17275 |
5 |
| Alioscopy | 25 |
5 |
| 3D Media Ltd. | 12 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 31221 |
4 |
| Other owners | 129 |