- 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: 1544
10-year publication summary
192
|
177
|
185
|
222
|
194
|
163
|
142
|
129
|
92
|
29
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rovi Guides, Inc. | 3236 |
97 |
Google LLC | 38759 |
60 |
Sony Interactive Entertainment LLC | 1946 |
48 |
Comcast Cable Communications, LLC | 4075 |
47 |
AT&T Intellectual Property I, L.P. | 9886 |
38 |
DivX, LLC | 274 |
35 |
DISH Technologies L.L.C. | 1666 |
34 |
Samsung Electronics Co., Ltd. | 131630 |
31 |
Turner Broadcasting System, Inc. | 276 |
30 |
ARRIS Enterprises LLC | 3432 |
30 |
Nokia Technologies Oy | 15057 |
29 |
Time Warner Cable Enterprises LLC | 945 |
27 |
Sony Corporation | 32931 |
26 |
Apple Inc. | 50209 |
22 |
Verizon Patent And Licensing Inc. | 6900 |
20 |
DIRECTV, LLC | 812 |
20 |
Koninklijke KPN N.V. | 742 |
20 |
Huawei Technologies Co., Ltd. | 100781 |
19 |
Microsoft Technology Licensing, LLC | 51439 |
19 |
Sonos, Inc. | 2274 |
18 |
Other owners | 874 |