• 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: 3750

10-year publication summary

249
300
354
395
444
514
446
425
392
175
2014 2015 2016 2017 2018 2019 2020 2021 2022 2023

Principal owners for this class

Owner
All patents
This class
Microsoft Technology Licensing, LLC
48394
261
Intel Corporation
46080
257
International Business Machines Corporation
63228
144
Cisco Technology, Inc.
18706
93
Huawei Technologies Co., Ltd.
91895
82
Citrix Systems, Inc.
3948
78
VMware, Inc.
5912
66
Google LLC
36075
65
Amazon Technologies, Inc.
23321
61
Samsung Electronics Co., Ltd.
123537
55
Red Hat, Inc.
3527
54
JPMorgan Chase Bank, National Association
4595
44
FireEye Security Holdings US LLC
312
43
Reliaquest Holdings, LLC
100
39
Hewlett-Packard Development Company, L.P.
29544
38
Apple Inc.
46297
37
British Telecommunications Public Limited Company
2571
35
NEC Corporation
30716
33
CA, Inc.
2672
31
Siemens AG
26167
30
Other owners 2204