- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 33/38 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the electrodes with a particular shape
Patent holdings for IPC class H01L 33/38
Total number of patents in this class: 5218
10-year publication summary
427
|
408
|
425
|
453
|
451
|
484
|
526
|
575
|
659
|
147
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Samsung Display Co., Ltd. | 30585 |
621 |
Seoul Viosys Co., Ltd. | 1359 |
339 |
Epistar Corporation | 1553 |
312 |
Samsung Electronics Co., Ltd. | 131630 |
278 |
OSRAM Opto Semiconductors GmbH | 3390 |
262 |
Suzhou Lekin Semiconductor Co., Ltd. | 1710 |
261 |
Nichia Corporation | 3394 |
253 |
OSRAM OLED GmbH | 1841 |
191 |
LG Electronics Inc. | 69257 |
134 |
Lumileds LLC | 1827 |
106 |
Micron Technology, Inc. | 24960 |
89 |
LG Innotek Co., Ltd. | 6758 |
69 |
PlayNitride Display Co., Ltd. | 273 |
69 |
LG Display Co., Ltd. | 11907 |
65 |
Boe Technology Group Co., Ltd. | 35384 |
62 |
Seoul Semiconductor Co., Ltd. | 1073 |
61 |
Quanzhou Sanan Semiconductor Technology Co., Ltd | 202 |
58 |
Creeled, Inc. | 748 |
53 |
Rohm Co., Ltd. | 5843 |
51 |
Toyoda Gosei Co., Ltd. | 1746 |
46 |
Other owners | 1838 |