Patent holdings for IPC class H04M 1/64

Total number of patents in this class: 1439

10-year publication summary

120
112
85
43
37
30
21
21
12
6
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Microsoft Technology Licensing, LLC
54366
126
Cisco Technology, Inc.
22104
48
Genesys Cloud Services, Inc., FORMERLY Genesys Telecommunications Laboratories, Inc.
1046
37
Arlington Technologies, LLC
621
33
International Business Machines Corporation
61759
31
Verizon Patent And Licensing Inc.
7375
31
AT&T Intellectual Property I, L.P.
9686
30
Samsung Electronics Co., Ltd.
149362
29
West Technology Group, LLC
409
27
Verint Americas Inc.
593
26
Alvaria Cayman (cx)
301
24
CenturyLink Intellectual Property LLC
1265
22
Securus Technologies, LLC
294
21
Malikie Innovations Limited
6909
21
Avaya Inc.
1364
20
Huawei Technologies Co., Ltd.
116134
18
Voxer IP LLC
76
18
Google LLC
43177
17
Apple Inc.
56547
15
RingCentral, Inc.
778
15
Other owners 830