- 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: 436
10-year publication summary
|
38
|
37
|
36
|
31
|
24
|
21
|
17
|
4
|
11
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| First Orion Corp. | 172 |
34 |
| Microsoft Technology Licensing, LLC | 53968 |
18 |
| Verizon Patent And Licensing Inc. | 7150 |
15 |
| AT&T Intellectual Property I, L.P. | 9596 |
13 |
| International Business Machines Corporation | 61537 |
12 |
| AccuData, Inc., a Michigan corporation, | 15 |
12 |
| CenturyLink Intellectual Property LLC | 1248 |
12 |
| United Services Automobile Association (USAA) | 3044 |
12 |
| YouMail, Inc. | 53 |
12 |
| Securus Technologies, LLC | 293 |
9 |
| Arlington Technologies, LLC | 623 |
8 |
| Samsung Electronics Co., Ltd. | 147787 |
7 |
| Huawei Technologies Co., Ltd. | 114071 |
7 |
| RingCentral, Inc. | 773 |
7 |
| Global Tel*Link Corporation | 428 |
7 |
| State Farm Mutual Automobile Insurance Company | 3151 |
7 |
| ST R&dtech, LLC | 69 |
7 |
| ST Portfolio Holdings, LLC | 230 |
6 |
| GL IP Protect LLC | 7 |
6 |
| Qualcomm Incorporated | 86648 |
5 |
| Other owners | 220 |