• 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: 3968

10-year publication summary

300
354
396
447
516
454
432
411
383
54
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Intel Corporation
45384
269
Microsoft Technology Licensing, LLC
51205
268
International Business Machines Corporation
61439
145
Cisco Technology, Inc.
18838
97
Huawei Technologies Co., Ltd.
99251
90
Citrix Systems, Inc.
3933
80
VMware, Inc.
6539
78
Amazon Technologies, Inc.
24148
64
Google LLC
38284
64
Samsung Electronics Co., Ltd.
129629
59
Red Hat, Inc.
3692
55
FireEye Security Holdings US LLC
303
43
JPMorgan Chase Bank, National Association
10950
42
Apple Inc.
49202
40
Reliaquest Holdings, LLC
119
40
Siemens AG
25113
37
NEC Corporation
32404
36
British Telecommunications Public Limited Company
2590
36
Hewlett-Packard Development Company, L.P.
28922
36
Palo Alto Networks, Inc.
889
35
Other owners 2354