- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit 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: 92
10-year publication summary
|
12
|
19
|
19
|
10
|
8
|
1
|
1
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 6837 |
14 |
| Panasonic Intellectual Property Corporation of America | 7230 |
4 |
| Lutron Technology Company LLC | 2300 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Samsung Display Co., Ltd. | 30585 |
3 |
| ABL IP Holding LLC | 1929 |
3 |
| RAB Lighting Inc. | 368 |
3 |
| Dell Products L.P. | 11144 |
2 |
| Hubbell Incorporated | 3052 |
2 |
| InnoSys, Inc. | 18 |
2 |
| Current Lighting Solutions, LLC f/k/a GE Lighting Solutions, LLC | 417 |
2 |
| Sony Corporation | 32931 |
1 |
| Honeywell International Inc. | 13799 |
1 |
| Panasonic Corporation | 20786 |
1 |
| Seiko Epson Corporation | 18724 |
1 |
| Sharp Corporation | 10015 |
1 |
| Robert Bosch GmbH | 40953 |
1 |
| Applied Materials, Inc. | 16587 |
1 |
| Infineon Technologies AG | 8189 |
1 |
| Olympus Corporation | 13667 |
1 |
| Other owners | 41 |