- 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: 298
10-year publication summary
|
2
|
0
|
4
|
8
|
32
|
65
|
80
|
69
|
42
|
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. | 6837 |
27 |
| Lumileds LLC | 1827 |
15 |
| Lutron Technology Company LLC | 2300 |
11 |
| Vaxcel International Co., Ltd. | 79 |
9 |
| Cooledge Lighting Inc. | 112 |
8 |
| Rohm Co., Ltd. | 5843 |
7 |
| Koito Manufacturing Co., Ltd. | 1991 |
7 |
| Samsung Electronics Co., Ltd. | 131630 |
5 |
| Arkalumen Inc. | 44 |
5 |
| Valeo Vision | 1219 |
5 |
| Micron Technology, Inc. | 24960 |
4 |
| Boe Technology Group Co., Ltd. | 35384 |
4 |
| eldoLAB Holding B.V. | 189 |
4 |
| Lynk Labs, Inc. | 84 |
4 |
| Monolithic Power Systems, Inc. | 352 |
4 |
| Power Integrations, Inc. | 527 |
4 |
| Promier Products Inc. | 100 |
4 |
| Ideal Industries Lighting LLC | 1168 |
4 |
| Texas Instruments Incorporated | 19376 |
3 |
| STMicroelectronics S.r.l. | 3693 |
3 |
| Other owners | 161 |