Patent holdings for IPC class H01L 33/48

Total number of patents in this class: 5897

10-year publication summary

607
623
613
485
481
357
366
263
110
4
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Nichia Corporation
3832
582
OSRAM Opto Semiconductors GmbH
3264
431
OSRAM OLED GmbH
1754
230
Suzhou Lekin Semiconductor Co., Ltd.
1287
204
Samsung Electronics Co., Ltd.
153845
200
LG Innotek Co., Ltd.
8182
146
Seoul Semiconductor Co., Ltd.
1068
137
Seoul Viosys Co., Ltd.
1523
127
Creeled, Inc.
964
121
LG Electronics Inc.
74968
109
Rohm Co., Ltd.
6747
85
Lumileds Singapore Pte. Ltd.
1259
85
Epistar Corporation
1420
79
Samsung Display Co., Ltd.
37860
76
Kyocera Corporation
14242
72
Ams-osram International GmbH
1213
68
Micron Technology, Inc.
27285
60
Lumens Co., Ltd.
265
53
Boe Technology Group Co., Ltd.
42957
48
Sharp Kabushiki Kaisha
18605
47
Other owners 2937