- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 45/56 - Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDsCircuit arrangements for operating light-emitting diodes [LED] responsive to LED lifeProtective circuits involving measures to prevent abnormal temperature of the LEDs
Patent holdings for IPC class H05B 45/56
Total number of patents in this class: 162
10-year publication summary
|
2
|
2
|
8
|
10
|
33
|
35
|
24
|
18
|
16
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valeo Vision | 1760 |
14 |
| Signify Holding B.V. | 8146 |
10 |
| Eaton Intelligent Power Limited | 6269 |
7 |
| Hella GmbH & Co. KGaA | 1731 |
5 |
| Legrand Lighting Manufacturing Co. | 90 |
5 |
| Hayward Industries, Inc. | 678 |
4 |
| Hunter Industries, Inc. | 295 |
4 |
| Ams-osram International GmbH | 1676 |
4 |
| Rohm Co., Ltd. | 6885 |
3 |
| eldoLAB Holding B.V. | 189 |
3 |
| Elemental LED, Inc. | 187 |
3 |
| Koito Manufacturing Co., Ltd. | 2467 |
3 |
| Tridonic GmbH & Co KG | 1042 |
3 |
| Xiamen PVTECH Co., Ltd. | 195 |
3 |
| Agnetix, Inc. | 42 |
3 |
| Ecotech, LLC | 87 |
3 |
| DVA Holdings LLC | 37 |
3 |
| Infinity X1 LLC | 76 |
3 |
| Samsung Electronics Co., Ltd. | 158605 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 34335 |
2 |
| Other owners | 75 |