• 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