Patent holdings for IPC class H01L 27/04

Total number of patents in this class: 2196

10-year publication summary

130
144
142
137
110
132
117
113
42
5
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Semiconductor Energy Laboratory Co., Ltd.
11821
177
Rohm Co., Ltd.
6826
156
Panasonic Corporation
19019
153
Murata Manufacturing Co., Ltd.
25744
148
Sony Semiconductor Solutions Corporation
11577
126
Socionext Inc.
1595
112
Fuji Electric Co., Ltd.
5478
79
Mitsubishi Electric Corporation
48018
74
NEC Corporation
37004
71
Denso Corporation
25534
63
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
12369
51
Panasonic Intellectual Property Management Co., Ltd.
33997
47
Sharp Kabushiki Kaisha
18523
42
Sony Corporation
30181
39
Renesas Electronics Corporation
5870
36
Hitachi Automotive Systems, Ltd.
3954
30
Texas Instruments Incorporated
19672
26
Fujitsu Limited
16874
24
Hitachi, Ltd.
16094
24
Texas Instruments Japan, Ltd.
1656
22
Other owners 696