- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/48 - Circuit arrangements for operating light-emitting diodes [LED] - Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
Patent holdings for IPC class H05B 45/48
Total number of patents in this class: 187
10-year publication summary
|
0
|
0
|
2
|
5
|
34
|
42
|
40
|
33
|
28
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 6948 |
21 |
| Koito Manufacturing Co., Ltd. | 2039 |
11 |
| eldoLAB Holding B.V. | 191 |
9 |
| Lumileds LLC | 1870 |
8 |
| Vaxcel International Co., Ltd. | 79 |
8 |
| Valeo Vision | 1330 |
6 |
| Semiconductor Components Industries, L.L.C. | 5214 |
5 |
| Lynk Labs, Inc. | 84 |
5 |
| Texas Instruments Incorporated | 19409 |
4 |
| Rohm Co., Ltd. | 6090 |
3 |
| Tesla, Inc. | 1571 |
3 |
| Samsung Electronics Co., Ltd. | 135388 |
2 |
| Industrial Technology Research Institute | 4966 |
2 |
| Mitsubishi Electric Corporation | 44614 |
2 |
| Innolux Corporation | 3256 |
2 |
| Cosmo Lighting Inc. | 15 |
2 |
| Delos Living LLC | 142 |
2 |
| Dialog Semiconductor (UK) Limited | 446 |
2 |
| Feit Electric Company, Inc. | 244 |
2 |
| Fujian Yibao Optoelectronics Technology Co., Ltd. | 10 |
2 |
| Other owners | 86 |