• 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: 4112

10-year publication summary

300
355
396
447
517
457
433
414
385
213
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Microsoft Technology Licensing, LLC
51600
276
Intel Corporation
45777
264
International Business Machines Corporation
59650
148
Cisco Technology, Inc.
18914
101
Huawei Technologies Co., Ltd.
102842
95
VMware LLC
6310
79
Citrix Systems, Inc.
3839
78
Google LLC
39382
72
Amazon Technologies, Inc.
24621
64
Samsung Electronics Co., Ltd.
133907
63
Red Hat, Inc.
3749
56
FireEye Security Holdings US LLC
303
43
Apple Inc.
50564
40
Siemens AG
24796
40
JPMorgan Chase Bank, National Association
8377
40
Reliaquest Holdings, LLC
121
40
Capital One Services, LLC.
7896
38
Palo Alto Networks, Inc.
911
37
British Telecommunications Public Limited Company
2584
36
NEC Corporation
33050
35
Other owners 2467