- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 19/86 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
Patent holdings for IPC class H04N 19/86
Total number of patents in this class: 1908
10-year publication summary
207
|
161
|
167
|
187
|
239
|
209
|
172
|
127
|
122
|
53
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Sony Corporation | 32931 |
114 |
LG Electronics Inc. | 69257 |
102 |
Samsung Electronics Co., Ltd. | 131630 |
100 |
Qualcomm Incorporated | 76576 |
90 |
Texas Instruments Incorporated | 19376 |
73 |
Huawei Technologies Co., Ltd. | 100781 |
69 |
Sun Patent Trust | 1972 |
56 |
Google LLC | 38759 |
47 |
Ericsson | 20417 |
45 |
Apple Inc. | 50209 |
44 |
Dolby Laboratories Licensing Corporation | 3883 |
42 |
Microsoft Technology Licensing, LLC | 51439 |
40 |
Telefonaktiebolaget LM Ericsson (publ) | 26435 |
34 |
Bytedance Inc. | 2313 |
33 |
HFI Innovation Inc. | 755 |
31 |
Gensquare LLC | 156 |
30 |
Intel Corporation | 45621 |
29 |
Sony Group Corporation | 10730 |
28 |
Canon Inc. | 36841 |
27 |
KT Corporation | 1885 |
24 |
Other owners | 850 |