Patent holdings for IPC class H04L 12/28

Total number of patents in this class: 35288

10-year publication summary

2269
2266
2084
1953
1982
1785
1793
1674
1304
151
2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Principal owners for this class

Owner
All patents
This class
Cisco Technology, Inc.
19283
1931
Huawei Technologies Co., Ltd.
68534
1165
Samsung Electronics Co., Ltd.
107772
1009
Qualcomm Incorporated
59101
686
LG Electronics Inc.
61477
633
Intel Corporation
46957
591
Avago Technologies International Sales Pte. Limited
11944
580
Ericsson
17855
571
Juniper Networks, Inc.
3228
475
Nokia Corporation
9643
472
ZTE Corporation
32883
421
NEC Corporation
27438
388
Google LLC
31745
380
International Business Machines Corporation
72126
376
Koninklijke Philips Electronics N.V.
23064
373
Fujitsu Limited
23966
371
Hewlett Packard Enterprise Development LP
12361
369
AT&T Intellectual Property I, L.P.
10770
359
Telefonaktiebolaget LM Ericsson (publ)
21580
317
Microsoft Technology Licensing, LLC
48171
308
Other owners 23513