- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/173 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof structurally associated with, e.g. formed in or on a common substrate with, one or more electric light sources, e.g. electroluminescent light sources, and electrically or optically coupled thereto the semiconductor device sensitive to radiation being controlled by the light source or sources the light sources and the devices sensitive to radiation all being semiconductor devices characterised by at least one potential or surface barrier formed in, or on, a common substrate
Patent holdings for IPC class H01L 31/173
Total number of patents in this class: 305
10-year publication summary
30
|
32
|
31
|
25
|
28
|
31
|
25
|
17
|
24
|
10
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Toshiba Corporation | 12336 |
14 |
Kyocera Corporation | 13799 |
9 |
OSRAM Opto Semiconductors GmbH | 3312 |
9 |
STMicroelectronics International N.V. | 3172 |
9 |
Ams-osram International GmbH | 987 |
9 |
ams AG | 776 |
8 |
Lingsen Precision Industries, Ltd. | 36 |
8 |
AMS Sensors Singapore Pte. Ltd. | 355 |
8 |
Advanced Semiconductor Engineering, Inc. | 1652 |
7 |
OSRAM OLED GmbH | 1778 |
7 |
Samsung Electronics Co., Ltd. | 146092 |
6 |
Apple Inc. | 54844 |
6 |
International Business Machines Corporation | 61228 |
6 |
Commissariat à l'énergie atomique et aux energies alternatives | 10923 |
6 |
Taiwan Biophotonic Corporation | 18 |
6 |
Texas Instruments Incorporated | 19470 |
5 |
STMicroelectronics (Grenoble 2) SAS | 616 |
5 |
Infineon Technologies AG | 8221 |
4 |
Rohm Co., Ltd. | 6450 |
4 |
Asahi Kasei Microdevices Corporation | 533 |
4 |
Other owners | 165 |