- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 69/324 - Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the data link layer [OSI layer 2], e.g. HDLC
Patent holdings for IPC class H04L 69/324
Total number of patents in this class: 543
10-year publication summary
|
1
|
2
|
7
|
84
|
99
|
109
|
82
|
77
|
53
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| VMware LLC | 6829 |
37 |
| Huawei Technologies Co., Ltd. | 118145 |
35 |
| LG Electronics Inc. | 74388 |
33 |
| Samsung Electronics Co., Ltd. | 151485 |
26 |
| Intel Corporation | 46569 |
23 |
| Qualcomm Incorporated | 88827 |
21 |
| Cisco Technology, Inc. | 22218 |
18 |
| Oracle International Corporation | 13204 |
11 |
| Dolby Video Compression, LLC | 361 |
10 |
| Ericsson | 22156 |
9 |
| Electronics and Telecommunications Research Institute | 9435 |
9 |
| Juniper Networks, Inc. | 3779 |
8 |
| Panasonic Intellectual Property Corporation of America | 7029 |
7 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 22119 |
7 |
| Apple Inc. | 57166 |
6 |
| Microsoft Technology Licensing, LLC | 54168 |
6 |
| Charles Schwab & Co., Inc. | 676 |
6 |
| Wilus Institute of Standards and Technology Inc. | 816 |
6 |
| Amazon Technologies, Inc. | 27509 |
5 |
| Koninklijke Philips N.V. | 25365 |
4 |
| Other owners | 256 |