- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/112 - Devices sensitive to infrared, visible or ultraviolet radiation characterised by field-effect operation, e.g. junction field-effect photo- transistor
Patent holdings for IPC class H01L 31/112
Total number of patents in this class: 343
10-year publication summary
|
23
|
29
|
26
|
48
|
25
|
19
|
20
|
12
|
12
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 147131 |
27 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 43064 |
25 |
| Nokia Technologies Oy | 18187 |
12 |
| Emberion Oy | 57 |
12 |
| International Business Machines Corporation | 61353 |
11 |
| Samsung Display Co., Ltd. | 35017 |
9 |
| Rohm Co., Ltd. | 6464 |
8 |
| Semiconductor Energy Laboratory Co., Ltd. | 11456 |
5 |
| Boe Technology Group Co., Ltd. | 41421 |
5 |
| GLOBALFOUNDRIES U.S. Inc. | 6427 |
5 |
| Canon Inc. | 40216 |
4 |
| Fujitsu Limited | 18396 |
4 |
| Micron Technology, Inc. | 26138 |
4 |
| Sharp Corporation | 10267 |
4 |
| Mitsubishi Electric Corporation | 46295 |
4 |
| Analog Devices, Inc. | 3375 |
4 |
| Research & Business Foundation Sungkyunkwan University | 1959 |
4 |
| Sensors Unlimited, Inc. | 130 |
4 |
| Hon Hai Precision Industry Co., Ltd. | 4030 |
3 |
| Semiconductor Components Industries, L.L.C. | 5270 |
3 |
| Other owners | 186 |