- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 41/46 - Circuits providing for substitution in case of failure of the lamp
Patent holdings for IPC class H05B 41/46
Total number of patents in this class: 18
10-year publication summary
|
3
|
2
|
0
|
0
|
0
|
0
|
0
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dell Products L.P. | 11144 |
2 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 166 |
1 |
| OSRAM SYLVANIA Inc. | 742 |
1 |
| Osram AG | 305 |
1 |
| Hubbell Incorporated | 3052 |
1 |
| 300K Enterprises Pty Ltd. | 3 |
1 |
| Autronic Plastics, Inc. | 34 |
1 |
| Capstone Lighting Technologies, LLC | 5 |
1 |
| Davis, David W. | 1 |
1 |
| Plumly, George W. | 1 |
1 |
| Tridonic GmbH & Co KG | 922 |
1 |
| TridonicAtco GmbH & Co. KG | 58 |
1 |
| Hubbell Lighting, Inc | 673 |
1 |
| General LED Opco, LLC | 38 |
1 |
| Signify Holding B.V. | 6837 |
1 |
| Lutron Technology Company LLC | 2300 |
1 |
| Ideal Industries Lighting LLC | 1168 |
1 |
| Other owners | 0 |