- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/4725 - End-user interface for requesting content, additional data or servicesEnd-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification or for manipulating displayed content for requesting additional data associated with the content using interactive regions of the image, e.g. hot spots
Patent holdings for IPC class H04N 21/4725
Total number of patents in this class: 563
10-year publication summary
|
63
|
48
|
56
|
54
|
30
|
32
|
26
|
43
|
36
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 74447 |
29 |
| AiBUY Holdco, Inc. | 57 |
24 |
| Samsung Electronics Co., Ltd. | 151726 |
23 |
| Multimedia Technologies Pte, Ltd | 60 |
19 |
| Google LLC | 43466 |
17 |
| AT&T Intellectual Property I, L.P. | 9783 |
16 |
| Comcast Cable Communications, LLC | 4981 |
14 |
| Broadcom Corporation | 513 |
13 |
| Adeia Guides Inc. | 3626 |
13 |
| Frequency IP Holdings, LLC | 16 |
11 |
| Verizon Patent And Licensing Inc. | 7414 |
9 |
| Rovi Guides, Inc. | 889 |
8 |
| Tencent Technology (Shenzhen) Company Limited | 15533 |
8 |
| Hisense Visual Technology Co., Ltd. | 947 |
7 |
| TP-Link Systems Inc. | 140 |
7 |
| Sony Corporation | 30578 |
6 |
| Nokia Technologies Oy | 19822 |
6 |
| Dooreme Inc. | 10 |
6 |
| Disney Enterprises, Inc. | 6197 |
5 |
| Google Technology Holdings LLC | 2166 |
5 |
| Other owners | 317 |