- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/6587 - Control parameters, e.g. trick play commands or viewpoint selection
Patent holdings for IPC class H04N 21/6587
Total number of patents in this class: 1620
10-year publication summary
|
172
|
179
|
218
|
191
|
161
|
139
|
129
|
92
|
83
|
49
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Adeia Guides Inc. | 3475 |
99 |
| Google LLC | 43003 |
62 |
| Comcast Cable Communications, LLC | 4839 |
53 |
| DivX, LLC | 298 |
41 |
| Sony Interactive Entertainment LLC | 2089 |
37 |
| AT&T Intellectual Property I, L.P. | 9657 |
36 |
| DISH Technologies L.L.C. | 1606 |
34 |
| Turner Broadcasting System, Inc. | 285 |
33 |
| Nokia Technologies Oy | 19084 |
32 |
| ARRIS Enterprises LLC | 3485 |
32 |
| Samsung Electronics Co., Ltd. | 148765 |
31 |
| Time Warner Cable Enterprises LLC | 887 |
25 |
| Adeia Media Holdings LLC | 603 |
25 |
| Rovi Guides, Inc. | 903 |
23 |
| Apple Inc. | 56170 |
22 |
| Sony Corporation | 30812 |
20 |
| DIRECTV, LLC | 784 |
20 |
| Koninklijke KPN N.V. | 778 |
20 |
| Microsoft Technology Licensing, LLC | 54207 |
19 |
| Sonos, Inc. | 2698 |
19 |
| Other owners | 937 |