Patent holdings for IPC class H04L 12/923

Total number of patents in this class: 282

10-year publication summary

31
33
42
37
32
9
4
2
0
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Microsoft Technology Licensing, LLC
54199
28
International Business Machines Corporation
61969
18
Cisco Technology, Inc.
22223
14
NEC Corporation
36464
12
Ericsson
22176
12
AT&T Intellectual Property I, L.P.
9783
8
Huawei Technologies Co., Ltd.
118321
8
Amazon Technologies, Inc.
27526
8
EMC IP Holding Company LLC
10767
7
Google LLC
43466
7
Nippon Telegraph and Telephone Corporation
16264
6
Samsung Electronics Co., Ltd.
151726
5
CenturyLink Intellectual Property LLC
1273
5
Intel Corporation
46583
4
Avaya Inc.
1345
4
Hewlett Packard Enterprise Development LP
10793
4
Telefonaktiebolaget LM Ericsson (publ)
28539
4
Interdigital Patent Holdings, Inc.
6235
3
Alcatel Lucent SA
1558
3
Verizon Patent And Licensing Inc.
7414
3
Other owners 119