- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/335 - Pulse-frequency modulation [PFM]
Patent holdings for IPC class H05B 45/335
Total number of patents in this class: 34
10-year publication summary
0
|
0
|
0
|
1
|
0
|
12
|
4
|
8
|
8
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Electronic Theatre Controls, Inc. | 258 |
4 |
Tridonic GmbH & Co KG | 922 |
3 |
Lutron Technology Company LLC | 2300 |
3 |
Koito Manufacturing Co., Ltd. | 1991 |
2 |
Quantum-Si Incorporated | 395 |
2 |
RGF Environmental Group, Inc. | 88 |
2 |
Suntracker Technologies Ltd. | 46 |
2 |
HKC Corporation Limited | 2951 |
2 |
Mianyang HKC Optoelectronics Technology Co., Ltd. | 60 |
2 |
Rohm Co., Ltd. | 5843 |
1 |
ARM Limited | 4353 |
1 |
Anpec Electronics Corporation | 278 |
1 |
Chengdu Monolithic Power Systems Co., Ltd. | 335 |
1 |
Elbit Systems Electro-Optics Elop Ltd. | 84 |
1 |
LED Smart Inc. | 34 |
1 |
Bizerba SE & Co. KG | 119 |
1 |
Fujian Sanan Sino-science Photobiotech Co., Ltd. | 110 |
1 |
Signify Holding B.V. | 6837 |
1 |
Shanghai Lumixess Lighting Technology Company | 7 |
1 |
Energy Research Lab Ltd | 15 |
1 |
Other owners | 1 |