- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 37/04 - Circuits providing for substitution of the light source in case of its failure
Patent holdings for IPC class H05B 37/04
Total number of patents in this class: 91
10-year publication summary
|
19
|
19
|
10
|
8
|
1
|
1
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7263 |
14 |
| Panasonic Intellectual Property Corporation of America | 7453 |
4 |
| Lutron Technology Company LLC | 2444 |
4 |
| Samsung Electronics Co., Ltd. | 139798 |
3 |
| Samsung Display Co., Ltd. | 33019 |
3 |
| ABL IP Holding LLC | 1909 |
3 |
| RAB Lighting Inc. | 352 |
3 |
| Dell Products L.P. | 13304 |
2 |
| Hubbell Incorporated | 3173 |
2 |
| InnoSys, Inc. | 19 |
2 |
| Current Lighting Solutions, LLC f/k/a GE Lighting Solutions, LLC | 408 |
2 |
| Sony Corporation | 31511 |
1 |
| Honeywell International Inc. | 14031 |
1 |
| Panasonic Corporation | 20299 |
1 |
| Seiko Epson Corporation | 19030 |
1 |
| Robert Bosch GmbH | 41874 |
1 |
| Applied Materials, Inc. | 17853 |
1 |
| Infineon Technologies AG | 8144 |
1 |
| Olympus Corporation | 13265 |
1 |
| Shenzhen China Star Optoelectronics Technology Co., Ltd. | 8482 |
1 |
| Other owners | 40 |