Patent holdings for IPC class H01L 33/02

Total number of patents in this class: 1217

10-year publication summary

118
123
112
91
84
74
48
52
38
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Ennostar Corporation
1594
57
OSRAM Opto Semiconductors GmbH
3213
49
Seoul Viosys Co., Ltd.
1572
44
LG Innotek Co., Ltd.
8707
38
Samsung Electronics Co., Ltd.
160170
37
Suzhou Lekin Semiconductor Co., Ltd.
1233
37
OSRAM OLED GmbH
1379
32
Nichia Corporation
3922
31
Ams-osram International GmbH
1734
31
Sensor Electronic Technology, Inc.
466
27
Hue Inc.
246
27
Lumileds Singapore Pte. Ltd.
1271
23
LG Electronics Inc.
76345
21
Samsung Display Co., Ltd.
39441
20
Xiamen San'an Optoelectronics Co., Ltd.
326
17
Seoul Semiconductor Co., Ltd.
1054
16
Semiconductor Energy Laboratory Co., Ltd.
11965
14
Micron Technology, Inc.
28062
13
Applied Materials, Inc.
20764
12
Commissariat à l'énergie atomique et aux energies alternatives
11137
11
Other owners 660