- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 47/29 - Circuits providing for substitution of the light source in case of its failure
Patent holdings for IPC class H05B 47/29
Total number of patents in this class: 26
10-year publication summary
|
0
|
0
|
2
|
0
|
7
|
2
|
7
|
3
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7421 |
5 |
| Hubbell Lighting, Inc | 631 |
2 |
| Jdrf Electromag Engineering Inc. | 31 |
2 |
| Ubicquia, Inc. | 167 |
2 |
| Boe Technology Group Co., Ltd. | 40613 |
1 |
| Electronic Arts Inc. | 1726 |
1 |
| Fuji Corporation | 3320 |
1 |
| Gecko Alliance Group Inc. | 58 |
1 |
| Hgci, Inc. | 829 |
1 |
| Lenovo (Beijing) Limited | 3454 |
1 |
| Litetronics International, Inc. | 16 |
1 |
| Schreder, S.A. | 289 |
1 |
| Xiamen PVTECH Co., Ltd. | 135 |
1 |
| Hella GmbH & Co. KGaA | 1592 |
1 |
| Siemens Mobility, Inc. | 346 |
1 |
| Beijing BOE Sensor Technology Co., Ltd. | 431 |
1 |
| Guangzhou Haoyang Electronic Co., Ltd. | 24 |
1 |
| Pan American Systems Corporation | 2 |
1 |
| HLI Solutions, Inc. | 118 |
1 |
| Other owners | 0 |