- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 47/28 - Circuit arrangements for protecting against abnormal temperature
Patent holdings for IPC class H05B 47/28
Total number of patents in this class: 21
10-year publication summary
0
|
0
|
0
|
1
|
1
|
6
|
3
|
4
|
6
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Koito Manufacturing Co., Ltd. | 1991 |
3 |
ROBE Lighting s.r.o. | 109 |
3 |
Amazon Technologies, Inc. | 24422 |
1 |
Carpe Diem Technologies, Inc. | 11 |
1 |
Goodrich Corporation | 2081 |
1 |
Heraeus Noblelight GmbH | 233 |
1 |
Hunter Fan Company | 699 |
1 |
Lumileds LLC | 1827 |
1 |
OSRAM OLED GmbH | 1841 |
1 |
Robe Lighting s.r.o. | 4 |
1 |
Toshiba Lighting & Technology Corporation | 340 |
1 |
Valeo Vision | 1219 |
1 |
Hubbell Lighting, Inc | 673 |
1 |
Hella GmbH & Co. KGaA | 1392 |
1 |
G2V Optics Inc. | 22 |
1 |
LS ELECTRIC Co., Ltd | 506 |
1 |
HLI Solutions, Inc. | 92 |
1 |
Other owners | 0 |