- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/432 - Content retrieval operation from a local storage medium, e.g. hard-disk
Patent holdings for IPC class H04N 21/432
Total number of patents in this class: 1059
10-year publication summary
|
124
|
114
|
109
|
105
|
85
|
58
|
53
|
42
|
47
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Adeia Guides Inc. | 2847 |
57 |
| Multimedia Technologies Pte, Ltd | 60 |
43 |
| DISH Technologies L.L.C. | 1664 |
42 |
| Sonos, Inc. | 2462 |
40 |
| AT&T Intellectual Property I, L.P. | 9337 |
30 |
| Google LLC | 40853 |
26 |
| Samsung Electronics Co., Ltd. | 139001 |
22 |
| Panasonic Intellectual Property Management Co., Ltd. | 29733 |
21 |
| Adeia Media Solutions Inc. | 267 |
20 |
| Disney Enterprises, Inc. | 6051 |
19 |
| ARRIS Enterprises LLC | 3437 |
18 |
| DIRECTV, LLC | 797 |
18 |
| LG Electronics Inc. | 71039 |
17 |
| Intel Corporation | 46126 |
16 |
| Adeia Media Holdings LLC | 526 |
16 |
| RESI Media LLC | 20 |
15 |
| Apple Inc. | 52750 |
14 |
| Sony Corporation | 31541 |
14 |
| Maxell, Ltd. | 2659 |
14 |
| Broadcom Corporation | 529 |
13 |
| Other owners | 584 |