- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 45/12 - Controlling the intensity of the light using optical feedback
Patent holdings for IPC class H05B 45/12
Total number of patents in this class: 276
10-year publication summary
|
0
|
2
|
10
|
5
|
54
|
56
|
56
|
60
|
44
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lutron Technology Company LLC | 2480 |
47 |
| Signify Holding B.V. | 7344 |
9 |
| Lumileds LLC | 1889 |
8 |
| Lighting Defense Group, LLC | 49 |
8 |
| Samsung Electronics Co., Ltd. | 142124 |
6 |
| Roku, Inc. | 1339 |
6 |
| Tridonic GmbH & Co KG | 994 |
5 |
| Vaxcel International Co., Ltd. | 77 |
5 |
| ERP Power LLC | 71 |
4 |
| ROBE Lighting s.r.o. | 122 |
4 |
| Johnson & Johnson Vision Care, Inc. | 1180 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 30506 |
3 |
| OSRAM Opto Semiconductors GmbH | 3330 |
3 |
| B/E Aerospace, Inc. | 1596 |
3 |
| Agnetix, Inc. | 43 |
3 |
| Tokyo Electron Limited | 12340 |
2 |
| Tsinghua University | 5784 |
2 |
| Advantest Corporation | 1834 |
2 |
| Aleddra Inc., DBA Aleddra LED Lighting | 111 |
2 |
| Appalachian Lighting Systems, Inc. | 14 |
2 |
| Other owners | 149 |