• All sections
  • H - Electricity
  • H04N - Pictorial communication, e.g. television
  • H04N 19/187 - Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a scalable video layer

Patent holdings for IPC class H04N 19/187

Total number of patents in this class: 1274

10-year publication summary

90
78
88
81
119
89
91
80
71
42
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Qualcomm Incorporated
92563
152
Huawei Technologies Co., Ltd.
123677
87
Electronics and Telecommunications Research Institute
9681
60
Bytedance Inc.
4412
56
Dolby Video Compression, LLC
393
56
Dolby Laboratories Licensing Corporation
4333
55
V-Nova International Ltd.
405
52
Tencent America LLC
4287
51
KT Corporation
2088
50
ARRIS Enterprises LLC
3404
48
Samsung Electronics Co., Ltd.
158156
39
Nokia Technologies Oy
21366
39
LG Electronics Inc.
75845
32
Sony Corporation
30139
32
Microsoft Technology Licensing, LLC
54464
24
Intel Corporation
47100
19
Sun Patent Trust
2000
18
Sharp Corporation
10569
16
Dolby International AB
1026
15
Texas Instruments Incorporated
19647
13
Other owners 360