Patent holdings for IPC class G06F 11/28

Total number of patents in this class: 479

10-year publication summary

27
19
24
19
14
6
11
13
10
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Hitachi, Ltd.
16113
39
NEC Corporation
37005
32
Fujitsu Limited
16883
30
Mitsubishi Electric Corporation
48048
26
International Business Machines Corporation
62671
15
Intel Corporation
47122
15
Panasonic Corporation
18962
13
Microsoft Technology Licensing, LLC
54463
11
Hewlett-Packard Development Company, L.P.
25180
10
Freescale Semiconductor, Inc.
789
10
Microsoft Corporation
9170
7
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
12378
6
Siemens AG
24020
5
Robert Bosch GmbH
44176
5
Hitachi Automotive Systems, Ltd.
3954
4
Texas Instruments Incorporated
19653
4
Cisco Technology, Inc.
22503
4
Huawei Technologies Co., Ltd.
123543
4
NTT DoCoMo, Inc.
14771
4
Omron Corporation
7370
4
Other owners 231