• All sections
  • G - Physics
  • G06F - Electric digital data processing
  • G06F 21/53 - Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems during program execution, e.g. stack integrity, buffer overflow or preventing unwanted data erasure by executing in a restricted environment, e.g. sandbox or secure virtual machine

Patent holdings for IPC class G06F 21/53

Total number of patents in this class: 3896

10-year publication summary

249
300
354
396
446
516
453
431
409
340
2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

Principal owners for this class

Owner
All patents
This class
Intel Corporation
45765
267
Microsoft Technology Licensing, LLC
50650
266
International Business Machines Corporation
61980
146
Cisco Technology, Inc.
18742
95
Huawei Technologies Co., Ltd.
96730
88
Citrix Systems, Inc.
3955
80
VMware, Inc.
6314
76
Google LLC
37672
64
Amazon Technologies, Inc.
23738
63
Red Hat, Inc.
3644
56
Samsung Electronics Co., Ltd.
127295
55
FireEye Security Holdings US LLC
303
43
JPMorgan Chase Bank, National Association
10931
42
Reliaquest Holdings, LLC
119
40
Apple Inc.
47799
38
Hewlett-Packard Development Company, L.P.
29428
38
Siemens AG
25412
36
British Telecommunications Public Limited Company
2590
36
NEC Corporation
31901
35
Palo Alto Networks, Inc.
856
34
Other owners 2298