- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/44 - Circuit arrangements for operating light-emitting diodes [LED] - Details of LED load circuits with an active control inside an LED matrix
Patent holdings for IPC class H05B 45/44
Total number of patents in this class: 199
10-year publication summary
|
2
|
0
|
2
|
2
|
24
|
66
|
52
|
27
|
31
|
5
|
| 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 |
15 |
| Lumileds LLC | 1827 |
13 |
| Lutron Technology Company LLC | 2300 |
12 |
| Vaxcel International Co., Ltd. | 79 |
9 |
| Valeo Vision | 1219 |
7 |
| Semisilicon Technology Corp. | 59 |
5 |
| M3 Innovation, LLC | 13 |
5 |
| Infineon Technologies AG | 8189 |
4 |
| Rohm Co., Ltd. | 5843 |
4 |
| Semiconductor Components Industries, L.L.C. | 5345 |
4 |
| Lynk Labs, Inc. | 84 |
4 |
| Seoul Semiconductor Co., Ltd. | 1073 |
4 |
| Apple Inc. | 50209 |
3 |
| eldoLAB Holding B.V. | 189 |
3 |
| Everi Games Inc. | 1132 |
3 |
| Koito Manufacturing Co., Ltd. | 1991 |
3 |
| On-Bright Electronics (Shanghai) Co., Ltd. | 326 |
3 |
| Silergy Semiconductor Technology (Hangzhou) LTD | 588 |
3 |
| STMicroelectronics International N.V. | 635 |
3 |
| Xiamen PVTECH Co., Ltd. | 84 |
3 |
| Other owners | 89 |