Patent holdings for IPC class H04M 1/64

Total number of patents in this class: 1396

10-year publication summary

112
85
43
37
30
21
21
12
6
2
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Microsoft Technology Licensing, LLC
54202
124
Cisco Technology, Inc.
22245
45
Genesys Cloud Services, Inc., FORMERLY Genesys Telecommunications Laboratories, Inc.
1084
37
Arlington Technologies, LLC
613
33
International Business Machines Corporation
62153
31
Verizon Patent And Licensing Inc.
7481
30
AT&T Intellectual Property I, L.P.
9833
29
West Technology Group, LLC
408
27
Verint Americas Inc.
592
26
Samsung Electronics Co., Ltd.
153357
24
CenturyLink Intellectual Property LLC
1276
22
Alvaria, Inc.
290
22
Securus Technologies, LLC
289
21
Avaya Inc.
1334
20
Malikie Innovations Limited
6687
20
Voxer IP LLC
77
18
Huawei Technologies Co., Ltd.
119724
17
Google LLC
43702
17
Apple Inc.
58024
15
RingCentral, Inc.
785
15
Other owners 803