- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 27/04 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being a semiconductor body
Patent holdings for IPC class H01L 27/04
Total number of patents in this class: 2261
10-year publication summary
127
|
130
|
144
|
142
|
137
|
110
|
132
|
119
|
115
|
37
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Semiconductor Energy Laboratory Co., Ltd. | 11448 |
181 |
Rohm Co., Ltd. | 6468 |
158 |
Panasonic Corporation | 20085 |
155 |
Murata Manufacturing Co., Ltd. | 24621 |
148 |
Sony Semiconductor Solutions Corporation | 10529 |
126 |
Socionext Inc. | 1557 |
109 |
NEC Corporation | 35793 |
79 |
Fuji Electric Co., Ltd. | 5162 |
79 |
Mitsubishi Electric Corporation | 46249 |
75 |
Denso Corporation | 24372 |
64 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12781 |
51 |
Panasonic Intellectual Property Management Co., Ltd. | 31598 |
47 |
Sharp Kabushiki Kaisha | 18756 |
44 |
Fujitsu Limited | 18404 |
41 |
Sony Corporation | 31004 |
39 |
Renesas Electronics Corporation | 6001 |
36 |
Hitachi Automotive Systems, Ltd. | 3957 |
30 |
Texas Instruments Incorporated | 19456 |
26 |
Hitachi, Ltd. | 15521 |
25 |
Texas Instruments Japan, Ltd. | 1656 |
22 |
Other owners | 726 |