- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit 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: 756
10-year publication summary
|
0
|
2
|
11
|
59
|
135
|
143
|
151
|
113
|
66
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7785 |
45 |
| Tridonic GmbH & Co KG | 1026 |
20 |
| Wangs Alliance Corp., DBA WAC Lighting | 235 |
19 |
| Samsung Electronics Co., Ltd. | 151485 |
16 |
| Lutron Technology Company LLC | 2666 |
15 |
| Rohm Co., Ltd. | 6678 |
14 |
| Feit Electric Company, Inc. | 282 |
12 |
| Koito Manufacturing Co., Ltd. | 2354 |
12 |
| Lumileds Singapore Pte. Ltd. | 1263 |
12 |
| ABL IP Holding LLC | 1892 |
11 |
| Opple Lighting Co., Ltd. | 866 |
10 |
| Suzhou Opple Lighting Co., Ltd. | 642 |
9 |
| Infineon Technologies AG | 8319 |
8 |
| Zebra Technologies Corporation | 2316 |
8 |
| Lumileds LLC | 742 |
7 |
| Roku, Inc. | 1514 |
6 |
| Silergy Semiconductor Technology (Hangzhou) LTD | 625 |
6 |
| Hubbell Lighting, Inc | 612 |
6 |
| Savant Technologies, LLC | 364 |
6 |
| Xiamen Leedarson Lighting Co.Ltd. | 103 |
6 |
| Other owners | 508 |