- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/4385 - Multiplex stream processing, e.g. multiplex stream decrypting
Patent holdings for IPC class H04N 21/4385
Total number of patents in this class: 314
10-year publication summary
|
45
|
32
|
22
|
19
|
31
|
25
|
14
|
12
|
11
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Maxell, Ltd. | 2681 |
24 |
| Sony Corporation | 31530 |
19 |
| Samsung Electronics Co., Ltd. | 139302 |
18 |
| The Nielsen Company (US), LLC | 2648 |
17 |
| Maxell Holdings, Ltd. | 1359 |
17 |
| Saturn Licensing LLC | 1473 |
13 |
| LG Electronics Inc. | 71074 |
11 |
| Avago Technologies International Sales Pte. Limited | 8935 |
9 |
| Nokia Technologies Oy | 16586 |
7 |
| Sony Interactive Entertainment Inc. | 5530 |
6 |
| Sony Semiconductor Solutions Corporation | 9741 |
6 |
| Synamedia Limited | 343 |
6 |
| Adeia Media Holdings LLC | 560 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 29800 |
5 |
| ARRIS Enterprises LLC | 3438 |
5 |
| Sun Patent Trust | 2045 |
5 |
| Ericsson | 21171 |
4 |
| Renesas Electronics Corporation | 6146 |
4 |
| Mediatek Inc. | 4825 |
4 |
| DISH Technologies L.L.C. | 1665 |
4 |
| Other owners | 124 |