Patent holdings for IPC class H01L 33/14

Total number of patents in this class: 1467

10-year publication summary

147
155
182
152
140
141
120
101
140
36
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Seoul Viosys Co., Ltd.
1359
89
Suzhou Lekin Semiconductor Co., Ltd.
1710
83
OSRAM Opto Semiconductors GmbH
3390
72
Epistar Corporation
1553
72
Samsung Electronics Co., Ltd.
131630
59
OSRAM OLED GmbH
1841
48
Sensor Electronic Technology, Inc.
471
47
LG Innotek Co., Ltd.
6758
42
Quanzhou Sanan Semiconductor Technology Co., Ltd
202
33
Nikkiso Co., Ltd.
754
27
Xiamen San'an Optoelectronics Co., Ltd.
245
27
Dowa Electronics Materials Co., Ltd.
610
26
Xiamen Sanan Optoelectronics Technology Co., Ltd.
188
26
Nichia Corporation
3394
23
Commissariat à l'énergie atomique et aux energies alternatives
10525
21
Samsung Display Co., Ltd.
30585
19
Toyoda Gosei Co., Ltd.
1746
19
Aledia
303
18
Apple Inc.
50209
17
Lumileds LLC
1827
16
Other owners 683