- 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: 3563
10-year publication summary
|
472
|
428
|
400
|
340
|
265
|
265
|
235
|
196
|
174
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 70898 |
210 |
| Samsung Electronics Co., Ltd. | 138518 |
169 |
| Adeia Guides Inc. | 2817 |
146 |
| Saturn Licensing LLC | 1476 |
145 |
| Google LLC | 40754 |
135 |
| DISH Technologies L.L.C. | 1664 |
123 |
| Sony Corporation | 31565 |
99 |
| Bright Data Ltd. | 276 |
84 |
| Maxell, Ltd. | 2649 |
65 |
| AT&T Intellectual Property I, L.P. | 9330 |
64 |
| Comcast Cable Communications, LLC | 4430 |
64 |
| Roku, Inc. | 1265 |
48 |
| Apple Inc. | 52607 |
46 |
| Verizon Patent And Licensing Inc. | 6937 |
46 |
| Multimedia Technologies Pte, Ltd | 60 |
43 |
| Rovi Guides, Inc. | 980 |
40 |
| Qualcomm Incorporated | 81413 |
38 |
| Microsoft Technology Licensing, LLC | 52891 |
38 |
| Maxell Holdings, Ltd. | 1360 |
38 |
| DIRECTV, LLC | 798 |
35 |
| Other owners | 1887 |