- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit 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: 84
10-year publication summary
|
4
|
5
|
0
|
1
|
0
|
1
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2189 |
14 |
| Tridonic GmbH & Co KG | 1042 |
10 |
| General Electric Company | 13966 |
8 |
| Osram AG | 286 |
4 |
| Lutron Technology Company LLC | 2767 |
4 |
| Koninklijke Philips Electronics N.V. | 7211 |
3 |
| Koninklijke Philips N.V. | 25999 |
2 |
| Delta Electronics, Inc. | 2853 |
2 |
| OSRAM SYLVANIA Inc. | 625 |
2 |
| ABL IP Holding LLC | 1880 |
2 |
| N.V. Nederlandsche Apparatenfabriek NEDAP | 58 |
2 |
| Tridonic UK Ltd | 22 |
2 |
| S. C. Johnson & Son, Inc. | 2761 |
1 |
| Ericsson | 22995 |
1 |
| Semiconductor Components Industries, L.L.C. | 5261 |
1 |
| Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | 17 |
1 |
| Automotive Lighting Reutlingen GmbH | 60 |
1 |
| Heraeus Noblelight GmbH | 123 |
1 |
| iAd Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH | 23 |
1 |
| Iwasaki Electric Co., Ltd. | 156 |
1 |
| Other owners | 21 |