- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 9/802 - Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal
Patent holdings for IPC class H04N 9/802
Total number of patents in this class: 121
10-year publication summary
15
|
19
|
24
|
27
|
27
|
11
|
6
|
8
|
7
|
2
|
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 |
7 |
Apple Inc. | 50209 |
7 |
GoPro, Inc. | 1915 |
7 |
Axon Enterprise, Inc. | 670 |
6 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
Global Tel*Link Corporation | 431 |
4 |
Google LLC | 38759 |
4 |
Rovi Guides, Inc. | 3236 |
4 |
Sony Corporation | 32931 |
3 |
Canon Inc. | 36841 |
3 |
Microsoft Technology Licensing, LLC | 51439 |
3 |
JVC Kenwood Corporation | 2774 |
3 |
Nokia Technologies Oy | 15057 |
3 |
Comcast Cable Communications, LLC | 4075 |
3 |
Sony Semiconductor Solutions Corporation | 8770 |
3 |
i-PRO Co., Ltd. | 384 |
3 |
Warner Bros. Entertainment Inc. | 2271 |
2 |
Hewlett-Packard Development Company, L.P. | 28538 |
2 |
Ricoh Company, Ltd. | 13266 |
2 |
Amazon Technologies, Inc. | 24422 |
2 |
Other owners | 45 |