- 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: 490
10-year publication summary
|
9
|
6
|
4
|
8
|
87
|
97
|
104
|
81
|
76
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| VMware LLC | 6810 |
36 |
| LG Electronics Inc. | 71505 |
30 |
| Huawei Technologies Co., Ltd. | 108034 |
29 |
| Samsung Electronics Co., Ltd. | 140622 |
25 |
| Intel Corporation | 46267 |
20 |
| Qualcomm Incorporated | 82781 |
18 |
| Cisco Technology, Inc. | 19497 |
17 |
| Ericsson | 21298 |
10 |
| Oracle International Corporation | 12652 |
10 |
| Dolby Video Compression, LLC | 334 |
9 |
| Electronics and Telecommunications Research Institute | 9113 |
8 |
| Juniper Networks, Inc. | 3639 |
8 |
| Panasonic Intellectual Property Corporation of America | 7482 |
6 |
| Charles Schwab & Co., Inc. | 649 |
6 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20284 |
6 |
| Wilus Institute of Standards and Technology Inc. | 700 |
6 |
| Apple Inc. | 53280 |
5 |
| Amazon Technologies, Inc. | 26072 |
5 |
| Microsoft Technology Licensing, LLC | 53087 |
5 |
| Google LLC | 41264 |
5 |
| Other owners | 226 |