- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/433 - Content storage operation, e.g. storage operation in response to a pause request or caching operations
Patent holdings for IPC class H04N 21/433
Total number of patents in this class: 3736
10-year publication summary
|
443
|
453
|
409
|
349
|
318
|
272
|
237
|
215
|
168
|
129
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DISH Technologies L.L.C. | 1606 |
234 |
| Adeia Guides Inc. | 3485 |
202 |
| Comcast Cable Communications, LLC | 4846 |
138 |
| AT&T Intellectual Property I, L.P. | 9661 |
111 |
| Google LLC | 43044 |
105 |
| Samsung Electronics Co., Ltd. | 148924 |
84 |
| Sony Corporation | 30805 |
71 |
| Rovi Guides, Inc. | 904 |
70 |
| Verizon Patent And Licensing Inc. | 7213 |
63 |
| ARRIS Enterprises LLC | 3487 |
63 |
| DISH Network L.L.C. | 905 |
58 |
| DIRECTV, LLC | 792 |
54 |
| Adeia Media Solutions Inc. | 270 |
54 |
| LG Electronics Inc. | 73678 |
53 |
| Adeia Media Holdings LLC | 603 |
52 |
| Time Warner Cable Enterprises LLC | 885 |
51 |
| Saturn Licensing LLC | 1445 |
50 |
| Maxell, Ltd. | 2870 |
43 |
| Multimedia Technologies Pte, Ltd | 60 |
43 |
| Apple Inc. | 56211 |
42 |
| Other owners | 2095 |