- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/61 - Network physical structureSignal processing
Patent holdings for IPC class H04N 21/61
Total number of patents in this class: 4585
10-year publication summary
|
684
|
585
|
470
|
374
|
335
|
250
|
211
|
141
|
115
|
43
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75536 |
255 |
| AT&T Intellectual Property I, L.P. | 9981 |
169 |
| ARRIS Enterprises LLC | 3421 |
168 |
| DIRECTV, LLC | 787 |
128 |
| DISH Technologies L.L.C. | 1603 |
116 |
| Samsung Electronics Co., Ltd. | 156823 |
102 |
| Saturn Licensing LLC | 1443 |
102 |
| Time Warner Cable Enterprises LLC | 854 |
99 |
| Google LLC | 44361 |
92 |
| Roku, Inc. | 1595 |
72 |
| Sony Corporation | 30263 |
70 |
| Comcast Cable Communications, LLC | 5146 |
66 |
| The Nielsen Company (US), LLC | 2693 |
61 |
| DISH Network L.L.C. | 940 |
58 |
| PPC Broadband, Inc. | 1117 |
54 |
| Verizon Patent And Licensing Inc. | 7546 |
52 |
| Sony Interactive Entertainment LLC | 2141 |
50 |
| Multimedia Technologies Pte, Ltd | 60 |
49 |
| Adeia Media Holdings LLC | 601 |
49 |
| Qualcomm Incorporated | 91550 |
44 |
| Other owners | 2729 |