- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 43/50 - Testing arrangements
Patent holdings for IPC class H04L 43/50
Total number of patents in this class: 1149
10-year publication summary
|
4
|
22
|
23
|
59
|
118
|
201
|
229
|
186
|
207
|
86
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22491 |
63 |
| Keysight Technologies, Inc. | 1260 |
40 |
| PassiveLogic, Inc. | 241 |
27 |
| Huawei Technologies Co., Ltd. | 123282 |
22 |
| Microsoft Technology Licensing, LLC | 54439 |
20 |
| Jio Platforms Limited | 1782 |
20 |
| Juniper Networks, Inc. | 3721 |
19 |
| Accedian Networks Inc. | 165 |
17 |
| International Business Machines Corporation | 62621 |
16 |
| Telefonaktiebolaget LM Ericsson (publ) | 28744 |
16 |
| AT&T Intellectual Property I, L.P. | 9993 |
14 |
| Oracle International Corporation | 13548 |
13 |
| ZTE Corporation | 44159 |
13 |
| ISCO International, LLC | 241 |
13 |
| T-Mobile USA, Inc. | 4491 |
13 |
| Hewlett Packard Enterprise Development LP | 11042 |
12 |
| Comcast Cable Communications, LLC | 5169 |
11 |
| Cyara Solutions Pty Ltd | 71 |
11 |
| Palo Alto Networks, Inc. | 1585 |
11 |
| Amazon Technologies, Inc. | 28066 |
10 |
| Other owners | 768 |