- 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: 262
10-year publication summary
|
4
|
6
|
10
|
22
|
34
|
56
|
70
|
31
|
31
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lynk Labs, Inc. | 84 |
22 |
| Lutron Technology Company LLC | 2300 |
16 |
| Signify Holding B.V. | 6837 |
15 |
| Savant Technologies, LLC | 343 |
8 |
| ABL IP Holding LLC | 1929 |
6 |
| eldoLAB Holding B.V. | 189 |
6 |
| Nichia Corporation | 3394 |
5 |
| Cosmo Lighting Inc. | 16 |
5 |
| LED Smart Inc. | 34 |
5 |
| Hubbell Lighting, Inc | 673 |
5 |
| Rohm Co., Ltd. | 5843 |
4 |
| Koito Manufacturing Co., Ltd. | 1991 |
4 |
| Ledvance LLC | 336 |
4 |
| Polygroup Macau Limited (BVI) | 122 |
4 |
| Sollum Technologies Inc. | 35 |
4 |
| Koninklijke Philips N.V. | 22975 |
3 |
| Semisilicon Technology Corp. | 59 |
3 |
| Whelen Engineering Company, Inc. | 178 |
3 |
| Fluence Bioengineering, Inc. | 122 |
3 |
| Ideal Industries Lighting LLC | 1168 |
3 |
| Other owners | 134 |