Patent holdings for IPC class H04M 3/36

Total number of patents in this class: 201

10-year publication summary

17
24
25
19
10
13
9
9
3
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Somos, Inc.
119
27
West Technology Group, LLC
410
15
Level 3 Communications, LLC
1242
10
T-Mobile USA, Inc.
4563
9
Twilio, Inc.
668
8
AT&T Intellectual Property I, L.P.
10062
6
Genesys Cloud Services, Inc., FORMERLY Genesys Telecommunications Laboratories, Inc.
1119
6
Cisco Technology, Inc.
22668
5
Bourgeois Property Managment LLC
60
5
NEC Corporation
37563
4
ZTE Corporation
44368
4
CallFire, Inc.
47
4
Verizon Patent And Licensing Inc.
7700
3
Motorola Solutions, Inc.
4569
3
Uber Technologies, Inc.
1620
3
Tata Communications (America) Inc.
95
3
United Services Automobile Association (USAA)
3267
3
ZOOM International a.s.
20
3
Securus Technologies, LLC
280
3
British Telecommunications Public Limited Company
2617
2
Other owners 75