- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 69/04 - Protocols for data compression, e.g. ROHC
Patent holdings for IPC class H04L 69/04
Total number of patents in this class: 390
10-year publication summary
|
3
|
6
|
5
|
2
|
24
|
42
|
69
|
97
|
99
|
38
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
35 |
| Huawei Technologies Co., Ltd. | 100781 |
24 |
| Intel Corporation | 45621 |
21 |
| Qualcomm Incorporated | 76576 |
20 |
| LG Electronics Inc. | 69257 |
17 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
9 |
| Lognovations Holdings, LLC | 43 |
9 |
| Apple Inc. | 50209 |
7 |
| Ericsson | 20417 |
7 |
| Panasonic Intellectual Property Corporation of America | 7230 |
5 |
| Citrix Systems, Inc. | 3905 |
5 |
| Chicago Mercantile Exchange Inc. | 1000 |
5 |
| Research In Motion Limited | 2283 |
4 |
| International Business Machines Corporation | 60644 |
4 |
| Cisco Technology, Inc. | 18858 |
4 |
| CenturyLink Intellectual Property LLC | 1130 |
4 |
| Comcast Cable Communications, LLC | 4075 |
4 |
| EMC IP Holding Company LLC | 11079 |
4 |
| Pure Storage, Inc. | 2435 |
4 |
| Sony Interactive Entertainment LLC | 1946 |
4 |
| Other owners | 194 |