- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 41/298 - Arrangements for protecting lamps or circuits against abnormal operating conditions
Patent holdings for IPC class H05B 41/298
Total number of patents in this class: 100
10-year publication summary
|
6
|
5
|
4
|
5
|
0
|
1
|
0
|
1
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2442 |
15 |
| Tridonic GmbH & Co KG | 922 |
10 |
| General Electric Company | 18133 |
9 |
| Koninklijke Philips Electronics N.V. | 13133 |
7 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 166 |
4 |
| Osram AG | 305 |
4 |
| Lutron Technology Company LLC | 2300 |
4 |
| Lutron Electronics Co., Inc. | 541 |
3 |
| N.V. Nederlandsche Apparatenfabriek NEDAP | 66 |
3 |
| Koninklijke Philips N.V. | 22975 |
2 |
| Delta Electronics, Inc. | 2401 |
2 |
| OSRAM SYLVANIA Inc. | 742 |
2 |
| ABL IP Holding LLC | 1929 |
2 |
| Cooper Crouse-Hinds GmbH | 54 |
2 |
| Tridonic UK Ltd | 22 |
2 |
| S. C. Johnson & Son, Inc. | 2869 |
1 |
| Ericsson | 20417 |
1 |
| Semiconductor Components Industries, L.L.C. | 5345 |
1 |
| STMicroelectronics S.r.l. | 3693 |
1 |
| Automotive Lighting Reutlingen GmbH | 60 |
1 |
| Other owners | 24 |