- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/40 - Circuit arrangements for operating light-emitting diodes [LED] - Details of LED load circuits
Patent holdings for IPC class H05B 45/40
Total number of patents in this class: 288
10-year publication summary
|
6
|
10
|
22
|
34
|
57
|
70
|
32
|
34
|
27
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lynk Labs, Inc. | 87 |
24 |
| Lutron Technology Company LLC | 2421 |
18 |
| Signify Holding B.V. | 7232 |
17 |
| Savant Technologies, LLC | 347 |
8 |
| ABL IP Holding LLC | 1911 |
6 |
| eldoLAB Holding B.V. | 191 |
6 |
| Nichia Corporation | 3545 |
5 |
| LED Smart Inc. | 34 |
5 |
| Polygroup Macau Limited (BVI) | 107 |
5 |
| Hubbell Lighting, Inc | 643 |
5 |
| Rohm Co., Ltd. | 6336 |
4 |
| Cosmo Lighting Inc. | 15 |
4 |
| Koito Manufacturing Co., Ltd. | 2122 |
4 |
| Ledvance LLC | 325 |
4 |
| Sollum Technologies Inc. | 39 |
4 |
| Koninklijke Philips N.V. | 23971 |
3 |
| Semisilicon Technology Corp. | 61 |
3 |
| Whelen Engineering Company, Inc. | 187 |
3 |
| Fluence Bioengineering, Inc. | 121 |
3 |
| Ideal Industries Lighting LLC | 1149 |
3 |
| Other owners | 154 |