Patent holdings for IPC class H04H 60/21

Total number of patents in this class: 31

10-year publication summary

6
7
2
2
4
2
0
0
1
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
iHeartMedia Management Services, Inc.
370
4
Qualtrics, LLC
191
4
The Nielsen Company (US), LLC
2696
3
Contentnexus LLC
96
3
Microsoft Corporation
9117
1
Hewlett-Packard Development Company, L.P.
25172
1
Hitachi Maxell, Ltd.
419
1
Sanyo Electric Co., Ltd.
3399
1
Microsoft Technology Licensing, LLC
54489
1
AT&T Mobility II LLC
1892
1
DIRECTV, LLC
780
1
DISH Network L.L.C.
954
1
Invidi Technologies Corporation
114
1
Libre Communications Inc.
2
1
Loeb Enterprises, LLC
5
1
Nielsen-Ccdata Media Research Co., Ltd.
3
1
BSP Agency, LLC, AS Successor Agent
5
1
Smartcom Labs Oy
22
1
Goto Group, Inc.
150
1
Adori Ai, Inc.
9
1
Other owners 1