- 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: 2311
10-year publication summary
127
|
131
|
145
|
142
|
137
|
110
|
131
|
121
|
115
|
15
|
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. | 11109 |
189 |
Rohm Co., Ltd. | 6381 |
163 |
Panasonic Corporation | 20307 |
155 |
Murata Manufacturing Co., Ltd. | 23784 |
148 |
Sony Semiconductor Solutions Corporation | 9770 |
122 |
Socionext Inc. | 1553 |
104 |
NEC Corporation | 34540 |
81 |
Fuji Electric Co., Ltd. | 4991 |
77 |
Mitsubishi Electric Corporation | 44962 |
74 |
Denso Corporation | 23823 |
64 |
TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13060 |
51 |
Panasonic Intellectual Property Management Co., Ltd. | 29895 |
47 |
Fujitsu Limited | 18417 |
45 |
Sharp Kabushiki Kaisha | 18867 |
44 |
Sony Corporation | 31518 |
39 |
Renesas Electronics Corporation | 6150 |
36 |
Hitachi Automotive Systems, Ltd. | 3962 |
30 |
Hitachi, Ltd. | 15247 |
26 |
Texas Instruments Incorporated | 19443 |
26 |
Matsushita Electric Industrial Co., Ltd. | 2717 |
23 |
Other owners | 767 |