- 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: 409
10-year publication summary
|
4
|
9
|
6
|
4
|
8
|
85
|
91
|
94
|
78
|
23
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 69257 |
29 |
| Huawei Technologies Co., Ltd. | 100781 |
27 |
| VMware LLC | 6078 |
24 |
| Samsung Electronics Co., Ltd. | 131630 |
21 |
| Intel Corporation | 45621 |
17 |
| Qualcomm Incorporated | 76576 |
14 |
| Cisco Technology, Inc. | 18858 |
14 |
| GE Video Compression, LLC | 373 |
9 |
| Ericsson | 20417 |
8 |
| Oracle International Corporation | 12313 |
8 |
| Juniper Networks, Inc. | 3556 |
8 |
| Nicira, Inc. | 1192 |
8 |
| Electronics and Telecommunications Research Institute | 8830 |
7 |
| Apple Inc. | 50209 |
5 |
| Charles Schwab & Co., Inc. | 602 |
5 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
5 |
| Wilus Institute of Standards and Technology Inc. | 602 |
5 |
| BlackBerry Limited | 5958 |
4 |
| Sony Corporation | 32931 |
4 |
| Xilinx, Inc. | 4086 |
4 |
| Other owners | 183 |