- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/462 - Content or additional data management e.g. creating a master electronic program guide from data received from the Internet and a Head-end or controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabi
Patent holdings for IPC class H04N 21/462
Total number of patents in this class: 3492
10-year publication summary
590
|
472
|
428
|
400
|
339
|
265
|
258
|
223
|
184
|
54
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
LG Electronics Inc. | 69257 |
214 |
Rovi Guides, Inc. | 3236 |
169 |
Samsung Electronics Co., Ltd. | 131630 |
160 |
Saturn Licensing LLC | 1502 |
141 |
Google LLC | 38759 |
131 |
DISH Technologies L.L.C. | 1666 |
123 |
Sony Corporation | 32931 |
102 |
AT&T Intellectual Property I, L.P. | 9886 |
71 |
Bright Data Ltd. | 244 |
60 |
Comcast Cable Communications, LLC | 4075 |
58 |
Maxell, Ltd. | 2533 |
58 |
Roku, Inc. | 1151 |
53 |
Verizon Patent And Licensing Inc. | 6900 |
45 |
Apple Inc. | 50209 |
43 |
Multimedia Technologies Pte, Ltd | 60 |
43 |
Microsoft Technology Licensing, LLC | 51439 |
41 |
Maxell Holdings, Ltd. | 1422 |
38 |
DIRECTV, LLC | 812 |
36 |
Qualcomm Incorporated | 76576 |
34 |
Time Warner Cable Enterprises LLC | 945 |
31 |
Other owners | 1841 |