- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/232 - Content retrieval operation within server, e.g. reading video streams from disk arrays
Patent holdings for IPC class H04N 21/232
Total number of patents in this class: 369
10-year publication summary
|
28
|
48
|
63
|
56
|
43
|
28
|
41
|
36
|
26
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
15 |
| LG Electronics Inc. | 69257 |
14 |
| Google LLC | 38759 |
12 |
| Rovi Guides, Inc. | 3236 |
12 |
| TiVo Solutions Inc. | 287 |
12 |
| Synamedia Limited | 354 |
10 |
| Apple Inc. | 50209 |
9 |
| AT&T Intellectual Property I, L.P. | 9886 |
8 |
| Pure Storage, Inc. | 2435 |
8 |
| DISH Technologies L.L.C. | 1666 |
7 |
| Amazon Technologies, Inc. | 24422 |
6 |
| Prj Holding Company, LLC | 63 |
6 |
| Nippon Telegraph and Telephone Corporation | 14195 |
5 |
| ARRIS Enterprises LLC | 3432 |
5 |
| le Holdings (Beijing) Co., Ltd. | 1505 |
5 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
5 |
| Gumgum Sports Inc. | 9 |
5 |
| DWANGO Co., Ltd. | 225 |
4 |
| le Shi Internet Information Technology Corp. Beijing | 323 |
4 |
| Stripe, Inc. | 528 |
4 |
| Other owners | 213 |