Patent holdings for IPC class H01L 51/00

Total number of patents in this class: 23828

10-year publication summary

2850
3071
3268
3079
2403
1537
804
21
4
1
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Samsung Display Co., Ltd.
37467
3604
LG Chem, Ltd.
17778
1337
LG Display Co., Ltd.
14174
1045
Boe Technology Group Co., Ltd.
42660
1015
Universal Display Corporation
2013
849
Merck Patent GmbH
5741
811
Semiconductor Energy Laboratory Co., Ltd.
11631
710
Samsung Electronics Co., Ltd.
152304
601
Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
5442
478
Idemitsu Kosan Co., Ltd.
4224
420
Duk San Neolux Co., Ltd.
675
324
Magnolia White Corporation
5513
321
Sumitomo Chemical Company, Limited
9064
278
Samsung SDI Co., Ltd.
9481
267
UDC Ireland Limited
463
219
LT Materials Co., Ltd.
421
204
Sharp Corporation
10394
192
Magnolia Blue Corporation
1163
186
Novaled GmbH
465
178
Cambridge Display Technology Limited
486
167
Other owners 10622