- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 1/64 - Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
Patent holdings for IPC class H04M 1/64
Total number of patents in this class: 1701
10-year publication summary
159
|
120
|
112
|
85
|
47
|
37
|
31
|
16
|
14
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Microsoft Technology Licensing, LLC | 51439 |
144 |
Cisco Technology, Inc. | 18858 |
53 |
AT&T Intellectual Property I, L.P. | 9886 |
46 |
Arlington Technologies, LLC | 642 |
39 |
Genesys Telecommunications Laboratories, Inc. | 749 |
36 |
Verizon Patent And Licensing Inc. | 6900 |
34 |
International Business Machines Corporation | 60644 |
32 |
Samsung Electronics Co., Ltd. | 131630 |
31 |
Alvaria Cayman (cx) | 322 |
29 |
West Technology Group, LLC | 414 |
27 |
Avaya Inc. | 1529 |
24 |
Securus Technologies, LLC | 292 |
23 |
Malikie Innovations Limited | 7703 |
23 |
CenturyLink Intellectual Property LLC | 1130 |
22 |
Verint Americas Inc. | 540 |
21 |
Huawei Technologies Co., Ltd. | 100781 |
19 |
Voxer IP LLC | 75 |
18 |
RingCentral, Inc. | 731 |
17 |
Apple Inc. | 50209 |
16 |
Google LLC | 38759 |
16 |
Other owners | 1031 |