- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 45/34 - Voltage stabilisationMaintaining constant voltage
Patent holdings for IPC class H05B 45/34
Total number of patents in this class: 166
10-year publication summary
|
4
|
2
|
3
|
3
|
7
|
47
|
38
|
27
|
28
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7250 |
11 |
| Rohm Co., Ltd. | 6360 |
5 |
| Elemental LED, Inc. | 169 |
4 |
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 382 |
4 |
| Semisilicon Technology Corp. | 61 |
4 |
| Valeo Vision | 1408 |
4 |
| Hisense Visual Technology Co., Ltd. | 826 |
4 |
| Samsung Electronics Co., Ltd. | 139302 |
3 |
| Texas Instruments Incorporated | 19447 |
3 |
| Alcon, Inc. | 5183 |
3 |
| eldoLAB Holding B.V. | 191 |
3 |
| Lumileds LLC | 1885 |
3 |
| Tridonic GmbH & Co KG | 972 |
3 |
| Universal Lighting Technologies, Inc. | 108 |
3 |
| CH Lighting Technology Co., Ltd | 32 |
3 |
| Apple Inc. | 52845 |
2 |
| Honeywell International Inc. | 14022 |
2 |
| Mitsubishi Electric Corporation | 44904 |
2 |
| Arkalumen Inc. | 51 |
2 |
| Koito Manufacturing Co., Ltd. | 2133 |
2 |
| Other owners | 96 |