- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/658 - Transmission by the client directed to the server
Patent holdings for IPC class H04N 21/658
Total number of patents in this class: 2188
10-year publication summary
|
314
|
225
|
220
|
201
|
176
|
126
|
114
|
87
|
77
|
61
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Nielsen Company (US), LLC | 2652 |
176 |
| Google LLC | 43134 |
108 |
| AT&T Intellectual Property I, L.P. | 9682 |
87 |
| Samsung Electronics Co., Ltd. | 149198 |
78 |
| Comcast Cable Communications, LLC | 4881 |
69 |
| DISH Technologies L.L.C. | 1607 |
65 |
| Roku, Inc. | 1472 |
54 |
| Sonos, Inc. | 2707 |
52 |
| Time Warner Cable Enterprises LLC | 883 |
51 |
| Verizon Patent And Licensing Inc. | 7377 |
44 |
| Adeia Guides Inc. | 3506 |
37 |
| Microsoft Technology Licensing, LLC | 54340 |
33 |
| Saturn Licensing LLC | 1442 |
33 |
| Cisco Technology, Inc. | 22107 |
25 |
| Multimedia Technologies Pte, Ltd | 60 |
25 |
| Apple Inc. | 56466 |
23 |
| Sony Corporation | 30769 |
22 |
| ARRIS Enterprises LLC | 3452 |
22 |
| DIRECTV, LLC | 740 |
19 |
| Maxell, Ltd. | 2874 |
19 |
| Other owners | 1146 |