Patent holdings for IPC class H01L 31/0203

Total number of patents in this class: 1474

10-year publication summary

135
158
172
173
130
91
97
58
71
26
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
OSRAM Opto Semiconductors GmbH
3286
54
OSRAM OLED GmbH
1765
34
International Business Machines Corporation
61747
33
Sony Corporation
30769
30
AMS Sensors Singapore Pte. Ltd.
347
30
Advanced Semiconductor Engineering, Inc.
1678
29
STMicroelectronics (Grenoble 2) SAS
626
26
Taiwan Semiconductor Manufacturing Company, Ltd.
46182
25
Samsung Electronics Co., Ltd.
149198
21
Maxeon Solar Pte. Ltd.
706
21
Kyocera Corporation
14091
20
Hamamatsu Photonics K.K.
4499
19
Tong Hsing Electronic Industries, Ltd.
151
18
Semiconductor Components Industries, L.L.C.
5297
17
ams AG
767
17
STMicroelectronics International N.V.
3548
17
Toshiba Corporation
12547
16
Canon Inc.
41151
14
Nichia Corporation
3781
14
Pixart Imaging Inc.
1683
14
Other owners 1005