- 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: 418
10-year publication summary
|
37
|
36
|
31
|
24
|
23
|
18
|
4
|
13
|
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. | 183 |
35 |
| Microsoft Technology Licensing, LLC | 54463 |
14 |
| Verizon Patent And Licensing Inc. | 7565 |
13 |
| International Business Machines Corporation | 62671 |
12 |
| AT&T Intellectual Property I, L.P. | 10002 |
12 |
| AccuData, Inc., a Michigan corporation, | 15 |
12 |
| United Services Automobile Association (USAA) | 3238 |
12 |
| YouMail, Inc. | 53 |
12 |
| CenturyLink Intellectual Property LLC | 1277 |
11 |
| Securus Technologies, LLC | 282 |
9 |
| Samsung Electronics Co., Ltd. | 157946 |
7 |
| Huawei Technologies Co., Ltd. | 123543 |
7 |
| RingCentral, Inc. | 795 |
7 |
| Global Tel*Link Corporation | 433 |
7 |
| State Farm Mutual Automobile Insurance Company | 3425 |
7 |
| Arlington Technologies, LLC | 592 |
7 |
| ST Portfolio Holdings, LLC | 258 |
7 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5259 |
6 |
| Pindrop Security, Inc. | 281 |
6 |
| Wells Fargo Bank, National Association | 4521 |
6 |
| Other owners | 209 |