Patent holdings for IPC class H04L 12/819

Total number of patents in this class: 224

10-year publication summary

27
35
29
34
25
13
3
1
0
0
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Huawei Technologies Co., Ltd.
107372
17
Cisco Technology, Inc.
19425
14
Intel Corporation
46189
9
Microsoft Technology Licensing, LLC
52979
8
Qualcomm Incorporated
82379
7
Amazon Technologies, Inc.
25990
7
ZTE Corporation
41221
7
Sanechips Technology Co., Ltd.
1152
7
Tria Network Systems, LLC
17
7
Telefonaktiebolaget LM Ericsson (publ)
27463
7
Ericsson
21234
6
Fujitsu Limited
18423
6
Texas Instruments Incorporated
19444
5
F5 Networks, Inc.
306
4
Innovium, Inc.
129
4
Avago Technologies International Sales Pte. Limited
8928
4
Oracle International Corporation
12604
3
Ciena Corporation
1958
3
Extreme Networks, Inc.
761
3
Vivint, Inc.
494
3
Other owners 93