- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit 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: 187
10-year publication summary
0
|
0
|
0
|
0
|
9
|
29
|
49
|
47
|
50
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Signify Holding B.V. | 6837 |
21 |
Lutron Technology Company LLC | 2300 |
18 |
Koito Manufacturing Co., Ltd. | 1991 |
10 |
Rohm Co., Ltd. | 5843 |
7 |
ABL IP Holding LLC | 1929 |
7 |
eldoLAB Holding B.V. | 189 |
7 |
Hunter Industries, Inc. | 298 |
5 |
Jiaxing Super Lighting Electric Appliance Co., Ltd | 364 |
5 |
Tridonic GmbH & Co KG | 922 |
5 |
Maxim Integrated Products, Inc. | 1041 |
4 |
On-Bright Electronics (Shanghai) Co., Ltd. | 326 |
4 |
Samsung Electronics Co., Ltd. | 131630 |
3 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
Semiconductor Components Industries, L.L.C. | 5345 |
3 |
Lumileds LLC | 1827 |
3 |
MagnaChip Mixed-signal, Ltd. | 181 |
3 |
Texas Instruments Incorporated | 19376 |
2 |
Ricoh Company, Ltd. | 13266 |
2 |
Mitsubishi Electric Corporation | 43934 |
2 |
STMicroelectronics S.r.l. | 3693 |
2 |
Other owners | 71 |