Patent holdings for IPC class H04M 1/64

Total number of patents in this class: 1385

10-year publication summary

112
85
47
37
31
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
54241
122
Cisco Technology, Inc.
22300
42
Genesys Cloud Services, Inc., FORMERLY Genesys Telecommunications Laboratories, Inc.
1088
37
Arlington Technologies, LLC
606
33
International Business Machines Corporation
62251
31
Verizon Patent And Licensing Inc.
7495
30
AT&T Intellectual Property I, L.P.
9859
29
West Technology Group, LLC
407
27
Verint Americas Inc.
591
26
Samsung Electronics Co., Ltd.
154120
24
CenturyLink Intellectual Property LLC
1281
22
Alvaria, Inc.
287
22
Securus Technologies, LLC
288
21
Avaya Inc.
1331
20
Malikie Innovations Limited
6648
19
Voxer IP LLC
77
18
Huawei Technologies Co., Ltd.
120453
17
Google LLC
43852
16
Apple Inc.
58122
15
RingCentral, Inc.
787
15
Other owners 799