- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/46 - Circuit arrangements for operating light-emitting diodes [LED] - Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
Patent holdings for IPC class H05B 45/46
Total number of patents in this class: 326
10-year publication summary
|
0
|
4
|
8
|
32
|
65
|
80
|
70
|
42
|
45
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7225 |
31 |
| Lumileds LLC | 1878 |
16 |
| Lutron Technology Company LLC | 2421 |
14 |
| Vaxcel International Co., Ltd. | 79 |
9 |
| Koito Manufacturing Co., Ltd. | 2117 |
8 |
| Rohm Co., Ltd. | 6314 |
7 |
| Cooledge Lighting Inc. | 109 |
7 |
| Lynk Labs, Inc. | 86 |
6 |
| Valeo Vision | 1393 |
6 |
| Samsung Electronics Co., Ltd. | 138518 |
5 |
| Arkalumen Inc. | 48 |
5 |
| Micron Technology, Inc. | 25756 |
4 |
| STMicroelectronics S.r.l. | 3656 |
4 |
| Boe Technology Group Co., Ltd. | 38777 |
4 |
| eldoLAB Holding B.V. | 191 |
4 |
| Monolithic Power Systems, Inc. | 372 |
4 |
| Power Integrations, Inc. | 535 |
4 |
| Promier Products Inc. | 108 |
4 |
| Ideal Industries Lighting LLC | 1149 |
4 |
| Elmos Semiconductor SE | 124 |
4 |
| Other owners | 176 |