Patent holdings for IPC class H01L 27/04

Total number of patents in this class: 2219

10-year publication summary

130
144
142
137
110
132
117
114
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.
11701
180
Rohm Co., Ltd.
6763
156
Panasonic Corporation
19530
154
Murata Manufacturing Co., Ltd.
25566
148
Sony Semiconductor Solutions Corporation
11281
126
Socionext Inc.
1594
112
Fuji Electric Co., Ltd.
5401
79
Mitsubishi Electric Corporation
47655
75
NEC Corporation
36702
72
Denso Corporation
25261
63
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION)
12511
51
Panasonic Intellectual Property Management Co., Ltd.
33634
47
Sharp Kabushiki Kaisha
18623
44
Sony Corporation
30368
39
Renesas Electronics Corporation
5861
36
Hitachi Automotive Systems, Ltd.
3954
30
Fujitsu Limited
17007
28
Texas Instruments Incorporated
19635
26
Hitachi, Ltd.
15918
25
Texas Instruments Japan, Ltd.
1656
22
Other owners 706