- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/845 - Structuring of content, e.g. decomposing content into time segments
Patent holdings for IPC class H04N 21/845
Total number of patents in this class: 4429
10-year publication summary
|
179
|
297
|
426
|
479
|
608
|
637
|
587
|
580
|
585
|
88
|
| 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 59295 |
182 |
| Rovi Guides, Inc. | 2071 |
124 |
| Sony Corporation | 43743 |
116 |
| Google LLC | 31798 |
116 |
| ARRIS Enterprises LLC | 2811 |
113 |
| AT&T Intellectual Property I, L.P. | 10780 |
110 |
| LG Electronics Inc. | 61670 |
105 |
| DISH Technologies L.L.C. | 1390 |
99 |
| Samsung Electronics Co., Ltd. | 108011 |
92 |
| Apple Inc. | 38979 |
83 |
| Comcast Cable Communications, LLC | 2513 |
82 |
| Microsoft Technology Licensing, LLC | 48254 |
64 |
| Canon Inc. | 39001 |
63 |
| Ericsson | 17869 |
63 |
| The Nielsen Company (US), LLC | 2145 |
63 |
| Cisco Technology, Inc. | 19307 |
62 |
| Huawei Technologies Co., Ltd. | 68813 |
61 |
| Saturn Licensing LLC | 1557 |
57 |
| Gracenote, Inc. | 473 |
56 |
| Ericsson AB | 744 |
53 |
| Other owners | 2665 |