- 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: 2163
10-year publication summary
|
287
|
315
|
229
|
221
|
201
|
176
|
126
|
114
|
81
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Nielsen Company (US), LLC | 2549 |
158 |
| Google LLC | 38759 |
102 |
| AT&T Intellectual Property I, L.P. | 9886 |
101 |
| Samsung Electronics Co., Ltd. | 131630 |
76 |
| DISH Technologies L.L.C. | 1666 |
65 |
| Comcast Cable Communications, LLC | 4075 |
62 |
| Time Warner Cable Enterprises LLC | 945 |
57 |
| Sonos, Inc. | 2274 |
51 |
| Roku, Inc. | 1151 |
50 |
| Verizon Patent And Licensing Inc. | 6900 |
46 |
| Rovi Guides, Inc. | 3236 |
38 |
| Microsoft Technology Licensing, LLC | 51439 |
33 |
| Saturn Licensing LLC | 1502 |
31 |
| Cisco Technology, Inc. | 18858 |
25 |
| Multimedia Technologies Pte, Ltd | 60 |
25 |
| Sony Corporation | 32931 |
24 |
| Apple Inc. | 50209 |
22 |
| ARRIS Enterprises LLC | 3432 |
22 |
| Sony Interactive Entertainment LLC | 1946 |
22 |
| Huawei Technologies Co., Ltd. | 100781 |
21 |
| Other owners | 1132 |