- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 45/375 - Switched mode power supply [SMPS] using buck topology
Patent holdings for IPC class H05B 45/375
Total number of patents in this class: 222
10-year publication summary
|
0
|
0
|
0
|
9
|
29
|
52
|
49
|
53
|
31
|
4
|
| 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 |
27 |
| Lutron Technology Company LLC | 2432 |
27 |
| Koito Manufacturing Co., Ltd. | 2133 |
11 |
| Rohm Co., Ltd. | 6360 |
8 |
| eldoLAB Holding B.V. | 191 |
8 |
| ABL IP Holding LLC | 1909 |
7 |
| Hunter Industries, Inc. | 294 |
7 |
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 382 |
7 |
| Maxim Integrated Products, Inc. | 1039 |
5 |
| Tridonic GmbH & Co KG | 972 |
5 |
| On-Bright Electronics (Shanghai) Co., Ltd. | 335 |
4 |
| Samsung Electronics Co., Ltd. | 139302 |
3 |
| Texas Instruments Incorporated | 19447 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 29800 |
3 |
| Semiconductor Components Industries, L.L.C. | 5245 |
3 |
| ERP Power LLC | 71 |
3 |
| Lumileds LLC | 1885 |
3 |
| MagnaChip Mixed-signal, Ltd. | 190 |
3 |
| Ricoh Company, Ltd. | 13222 |
2 |
| Mitsubishi Electric Corporation | 44904 |
2 |
| Other owners | 81 |