- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 15/16 - Apparatus or circuits at the transmitting end with keyboard co-operating with code discs
Patent holdings for IPC class H04L 15/16
Total number of patents in this class: 224
10-year publication summary
|
8
|
11
|
10
|
24
|
27
|
33
|
35
|
30
|
15
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| VMware LLC | 6974 |
18 |
| Amazon Technologies, Inc. | 28193 |
8 |
| Oracle International Corporation | 13611 |
7 |
| Ericsson | 22880 |
6 |
| International Business Machines Corporation | 62748 |
5 |
| Intel Corporation | 47178 |
5 |
| Huawei Technologies Co., Ltd. | 124115 |
5 |
| Apple Inc. | 59027 |
4 |
| Verizon Patent And Licensing Inc. | 7668 |
4 |
| Microsoft Technology Licensing, LLC | 54510 |
4 |
| Citrix Systems, Inc. | 3497 |
4 |
| A Social Company | 10 |
4 |
| AT&T Intellectual Property I, L.P. | 10002 |
3 |
| Cisco Technology, Inc. | 22555 |
3 |
| NetApp, Inc. | 3320 |
3 |
| Hewlett Packard Enterprise Development LP | 11510 |
3 |
| Cable Television Laboratories, Inc. | 1106 |
3 |
| Google LLC | 44614 |
3 |
| Level 3 Communications, LLC | 1243 |
3 |
| Tinder LLC | 190 |
3 |
| Other owners | 126 |