- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/242 - Synchronization processes, e.g. processing of PCR [Program Clock References]
Patent holdings for IPC class H04N 21/242
Total number of patents in this class: 1041
10-year publication summary
|
45
|
70
|
89
|
138
|
206
|
122
|
133
|
132
|
126
|
12
|
| 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 43704 |
42 |
| Comcast Cable Communications, LLC | 2506 |
28 |
| Samsung Electronics Co., Ltd. | 107772 |
25 |
| Panasonic Intellectual Property Corporation of America | 4332 |
25 |
| LG Electronics Inc. | 61477 |
24 |
| Saturn Licensing LLC | 1558 |
22 |
| Google LLC | 31745 |
17 |
| Time Warner Cable Enterprises LLC | 986 |
17 |
| Intel Corporation | 46957 |
16 |
| AT&T Intellectual Property I, L.P. | 10770 |
15 |
| ARRIS Enterprises LLC | 2803 |
15 |
| DISH Technologies L.L.C. | 1389 |
15 |
| DivX, LLC | 247 |
13 |
| GVBB Holdings S.a.r.l. | 239 |
13 |
| Avago Technologies International Sales Pte. Limited | 11944 |
13 |
| Koninklijke KPN N.V. | 801 |
12 |
| Sonos, Inc. | 1452 |
12 |
| Apple Inc. | 38919 |
11 |
| Qualcomm Incorporated | 59101 |
11 |
| TiVo Solutions Inc. | 319 |
11 |
| Other owners | 684 |