- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/62 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding by frequency transforming in three dimensions
Patent holdings for IPC class H04N 19/62
Total number of patents in this class: 72
10-year publication summary
4
|
5
|
10
|
6
|
9
|
8
|
18
|
10
|
2
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
V-Nova International Ltd. | 288 |
14 |
Google Technology Holdings LLC | 2658 |
6 |
LG Electronics Inc. | 69257 |
5 |
Digitalinsights Inc. | 84 |
5 |
Cornell University | 3036 |
4 |
Tencent America LLC | 2959 |
4 |
Google LLC | 38759 |
3 |
Sony Corporation | 32931 |
2 |
AT&T Intellectual Property I, L.P. | 9886 |
2 |
Alibaba Group Holding Limited | 7149 |
2 |
Sharp Corporation | 10015 |
2 |
Contrast, Inc. | 52 |
2 |
The Regents of the University of California | 18943 |
1 |
Panasonic Corporation | 20786 |
1 |
FUJIFILM Corporation | 27102 |
1 |
Texas Instruments Incorporated | 19376 |
1 |
Koninklijke Philips N.V. | 22975 |
1 |
Electronics and Telecommunications Research Institute | 8830 |
1 |
Panasonic Intellectual Property Corporation of America | 7230 |
1 |
Mediatek Inc. | 4584 |
1 |
Other owners | 13 |