- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/4725 - End-user interface for requesting content, additional data or services; End-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: 506
10-year publication summary
|
92
|
74
|
65
|
50
|
58
|
55
|
35
|
35
|
26
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 69257 |
26 |
| Aibuy, Inc. | 57 |
22 |
| Samsung Electronics Co., Ltd. | 131630 |
21 |
| Multimedia Technologies Pte, Ltd | 60 |
19 |
| AT&T Intellectual Property I, L.P. | 9886 |
17 |
| Google LLC | 38759 |
16 |
| Broadcom Corporation | 545 |
13 |
| Comcast Cable Communications, LLC | 4075 |
13 |
| Rovi Guides, Inc. | 3236 |
12 |
| Frequency IP Holdings, LLC | 15 |
10 |
| Verizon Patent And Licensing Inc. | 6900 |
9 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
8 |
| Sony Corporation | 32931 |
7 |
| Tp-link USA Corporation | 95 |
7 |
| Nokia Technologies Oy | 15057 |
6 |
| Dooreme Inc. | 10 |
6 |
| DISH Technologies L.L.C. | 1666 |
6 |
| Disney Enterprises, Inc. | 6012 |
5 |
| Google Technology Holdings LLC | 2658 |
5 |
| Thomson Licensing | 4027 |
5 |
| Other owners | 273 |