Patent holdings for IPC class H01L 51/00

Total number of patents in this class: 23330

10-year publication summary

2850
3069
3266
3067
2375
1419
655
23
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.
39012
3497
LG Chem, Ltd.
17967
1320
Boe Technology Group Co., Ltd.
44549
1009
LG Display Co., Ltd.
15038
998
Universal Display Corporation
2101
823
Merck Patent GmbH
5742
785
Semiconductor Energy Laboratory Co., Ltd.
11890
692
Samsung Electronics Co., Ltd.
158842
594
Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
5571
478
Idemitsu Kosan Co., Ltd.
4269
398
Duk San Neolux Co., Ltd.
703
322
Magnolia White Corporation
5597
321
Sumitomo Chemical Company, Limited
8967
276
Samsung SDI Co., Ltd.
10782
261
UDC Ireland Limited
505
233
LT Materials Co., Ltd.
447
196
Sharp Corporation
10860
191
Magnolia Blue Corporation
1155
186
Novaled GmbH
491
175
Cambridge Display Technology Limited
473
166
Other owners 10409