- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/30 - Driver circuits
Patent holdings for IPC class H05B 45/30
Total number of patents in this class: 577
10-year publication summary
|
8
|
8
|
17
|
19
|
16
|
70
|
137
|
143
|
125
|
46
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 6940 |
29 |
| Wangs Alliance Corp., DBA WAC Lighting | 157 |
18 |
| Lumileds LLC | 1870 |
15 |
| Tridonic GmbH & Co KG | 947 |
14 |
| Lutron Technology Company LLC | 2362 |
12 |
| ABL IP Holding LLC | 1924 |
11 |
| Feit Electric Company, Inc. | 244 |
11 |
| Samsung Electronics Co., Ltd. | 135249 |
10 |
| Rohm Co., Ltd. | 6071 |
10 |
| Koito Manufacturing Co., Ltd. | 2034 |
10 |
| Zebra Technologies Corporation | 1826 |
8 |
| Savant Technologies, LLC | 349 |
7 |
| Infineon Technologies AG | 8089 |
6 |
| Silergy Semiconductor Technology (Hangzhou) LTD | 591 |
6 |
| Hubbell Lighting, Inc | 661 |
6 |
| Xiamen Leedarson Lighting Co.Ltd. | 103 |
6 |
| HLI Solutions, Inc. | 100 |
6 |
| eldoLAB Holding B.V. | 191 |
5 |
| Roku, Inc. | 1206 |
5 |
| Xiamen Eco Lighting Co. Ltd. | 288 |
5 |
| Other owners | 377 |