- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 41/26 - Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
Patent holdings for IPC class H05B 41/26
Total number of patents in this class: 27
10-year publication summary
3
|
3
|
1
|
1
|
0
|
0
|
1
|
0
|
3
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
General Electric Company | 18133 |
2 |
Koninklijke Philips Electronics N.V. | 13133 |
1 |
Shimadzu Corporation | 5791 |
1 |
Hubbell Incorporated | 3052 |
1 |
Generalplus Technology Inc. | 42 |
1 |
Huizhou Light Engine Ltd. | 79 |
1 |
Intellectual Property Energy Mad Limited | 7 |
1 |
Ionfield Holdings, LLC | 5 |
1 |
Lutronic Corporation | 219 |
1 |
Phoenix Electric Co., Ltd. | 43 |
1 |
Shenzhen Number Energy Saving Corporation | 14 |
1 |
Universidad de Castilla-la Mancha | 84 |
1 |
Ushio Denki Kabushiki Kaisha | 1088 |
1 |
Villarrus, S.L. | 2 |
1 |
Clarteis | 4 |
1 |
Shenzhen Above Lights Co., Ltd | 5 |
1 |
Excem | 20 |
1 |
Philips Intellectual Property & Standards GmbH | 2395 |
1 |
Korea Railroad Corporation | 22 |
1 |
Hunatech Co., Ltd. | 4 |
1 |
Other owners | 6 |