- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 41/285 - Arrangements for protecting lamps or circuits against abnormal operating conditions
Patent holdings for IPC class H05B 41/285
Total number of patents in this class: 97
10-year publication summary
|
3
|
5
|
3
|
2
|
2
|
3
|
0
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Tridonic GmbH & Co KG | 1031 |
15 |
| OSRAM GmbH | 2261 |
14 |
| General Electric Company | 13816 |
5 |
| Koninklijke Philips Electronics N.V. | 7895 |
4 |
| Osram AG | 287 |
4 |
| Signify Holding B.V. | 7915 |
4 |
| ABL IP Holding LLC | 1896 |
3 |
| Dialog Semiconductor Inc. | 264 |
3 |
| Koninklijke Philips N.V. | 25674 |
2 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8473 |
2 |
| OSRAM SYLVANIA Inc. | 632 |
2 |
| Cooper Technologies Company | 620 |
2 |
| Lutron Electronics Co., Inc. | 532 |
2 |
| Tridonic UK Ltd | 22 |
2 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6110 |
2 |
| Lutron Technology Company LLC | 2732 |
2 |
| Canon Inc. | 42505 |
1 |
| Ericsson | 22331 |
1 |
| Continental Automotive GmbH | 4602 |
1 |
| Huawei Device Co., Ltd. | 2753 |
1 |
| Other owners | 25 |