- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/426 - Internal components of the client
Patent holdings for IPC class H04N 21/426
Total number of patents in this class: 1656
10-year publication summary
|
70
|
144
|
217
|
263
|
288
|
187
|
159
|
143
|
130
|
14
|
| 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DISH Technologies L.L.C. | 1390 |
104 |
| Samsung Electronics Co., Ltd. | 108011 |
75 |
| Sony Corporation | 43743 |
69 |
| LG Electronics Inc. | 61670 |
65 |
| Avago Technologies International Sales Pte. Limited | 11936 |
47 |
| AT&T Intellectual Property I, L.P. | 10780 |
36 |
| Time Warner Cable Enterprises LLC | 986 |
31 |
| Mitsubishi Electric Corporation | 36559 |
28 |
| Comcast Cable Communications, LLC | 2513 |
24 |
| ARRIS Enterprises LLC | 2811 |
23 |
| The Nielsen Company (US), LLC | 2145 |
23 |
| The DIRECTV Group, Inc. | 1089 |
22 |
| Flextronics AP, LLC | 604 |
22 |
| Rovi Guides, Inc. | 2071 |
20 |
| Saturn Licensing LLC | 1557 |
20 |
| Intel Corporation | 47005 |
19 |
| Microsoft Technology Licensing, LLC | 48254 |
19 |
| Arcelik A.S. | 3672 |
19 |
| MUFG Union Bank, N.A. | 996 |
19 |
| Mimik Technology Inc. | 28 |
18 |
| Other owners | 953 |