- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/58 - Circuit arrangements for operating light-emitting diodes [LED] responsive to LED life; Protective circuits involving end of life detection of LEDs
Patent holdings for IPC class H05B 45/58
Total number of patents in this class: 55
10-year publication summary
|
0
|
1
|
1
|
2
|
15
|
8
|
16
|
6
|
7
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| eldoLAB Holding B.V. | 189 |
4 |
| Grote Industries, Inc. | 147 |
3 |
| Hella GmbH & Co. KGaA | 1392 |
3 |
| Micron Technology, Inc. | 24960 |
2 |
| OSRAM OLED GmbH | 1841 |
2 |
| Tridonic GmbH & Co KG | 922 |
2 |
| Zkw Group GmbH | 578 |
2 |
| Signify Holding B.V. | 6837 |
2 |
| in 2 Developments LLC | 12 |
2 |
| Toyota Motor Corporation | 28582 |
1 |
| Hewlett-Packard Development Company, L.P. | 28538 |
1 |
| Texas Instruments Incorporated | 19376 |
1 |
| Infineon Technologies AG | 8189 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Rohm Co., Ltd. | 5843 |
1 |
| Omron Corporation | 6968 |
1 |
| OSRAM Opto Semiconductors GmbH | 3390 |
1 |
| ABL IP Holding LLC | 1929 |
1 |
| Astronics Corporation | 5 |
1 |
| B/E Aerospace, Inc. | 1493 |
1 |
| Other owners | 22 |