- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/84 - Generation or processing of descriptive data, e.g. content descriptors
Patent holdings for IPC class H04N 21/84
Total number of patents in this class: 3068
10-year publication summary
300
|
357
|
457
|
390
|
340
|
318
|
295
|
259
|
233
|
51
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Rovi Guides, Inc. | 3236 |
159 |
Google LLC | 38759 |
101 |
Roku, Inc. | 1151 |
101 |
LG Electronics Inc. | 69257 |
94 |
Sony Corporation | 32931 |
94 |
Samsung Electronics Co., Ltd. | 131630 |
81 |
AT&T Intellectual Property I, L.P. | 9886 |
76 |
DISH Technologies L.L.C. | 1666 |
68 |
The Nielsen Company (US), LLC | 2549 |
63 |
Broadband Itv, Inc. | 71 |
58 |
Comcast Cable Communications, LLC | 4075 |
58 |
Qualcomm Incorporated | 76576 |
57 |
Microsoft Technology Licensing, LLC | 51439 |
51 |
Saturn Licensing LLC | 1502 |
51 |
Multimedia Technologies Pte, Ltd | 60 |
49 |
Turner Broadcasting System, Inc. | 276 |
45 |
Amazon Technologies, Inc. | 24422 |
37 |
Apple Inc. | 50209 |
36 |
Verizon Patent And Licensing Inc. | 6900 |
33 |
Nokia Technologies Oy | 15057 |
32 |
Other owners | 1724 |