- All sections
- H - Electricity
- H04M - Telephonic communication
- H04M 15/06 - Recording class or number of calling party or called party
Patent holdings for IPC class H04M 15/06
Total number of patents in this class: 428
10-year publication summary
|
37
|
36
|
31
|
24
|
22
|
17
|
4
|
12
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| First Orion Corp. | 180 |
35 |
| Verizon Patent And Licensing Inc. | 7490 |
14 |
| Microsoft Technology Licensing, LLC | 54242 |
14 |
| International Business Machines Corporation | 62220 |
12 |
| AT&T Intellectual Property I, L.P. | 9836 |
12 |
| AccuData, Inc., a Michigan corporation, | 15 |
12 |
| CenturyLink Intellectual Property LLC | 1276 |
12 |
| United Services Automobile Association (USAA) | 3160 |
12 |
| YouMail, Inc. | 53 |
12 |
| Securus Technologies, LLC | 288 |
9 |
| Samsung Electronics Co., Ltd. | 153845 |
7 |
| Huawei Technologies Co., Ltd. | 120098 |
7 |
| RingCentral, Inc. | 785 |
7 |
| Global Tel*Link Corporation | 434 |
7 |
| State Farm Mutual Automobile Insurance Company | 3330 |
7 |
| Arlington Technologies, LLC | 608 |
7 |
| ST R&dtech, LLC | 73 |
7 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5172 |
6 |
| Wells Fargo Bank, National Association | 4350 |
6 |
| ST Portfolio Holdings, LLC | 226 |
6 |
| Other owners | 217 |