- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 44/00 - Circuit arrangements for operating electroluminescent light sources
Patent holdings for IPC class H05B 44/00
Total number of patents in this class: 63
10-year publication summary
|
0
|
0
|
1
|
9
|
7
|
5
|
18
|
10
|
3
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lutron Technology Company LLC | 2748 |
8 |
| Semiconductor Energy Laboratory Co., Ltd. | 11797 |
5 |
| Micron Technology, Inc. | 27626 |
3 |
| Pioneer Corporation | 3782 |
3 |
| Tohoku Pioneer Corporation | 467 |
3 |
| Samsung Display Co., Ltd. | 38570 |
2 |
| United Services Automobile Association (USAA) | 3224 |
2 |
| Samsung Electronics Co., Ltd. | 157557 |
1 |
| Murata Manufacturing Co., Ltd. | 25722 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3790 |
1 |
| Agency for Science, Technology and Research | 3729 |
1 |
| JSR Corporation | 2555 |
1 |
| ABL IP Holding LLC | 1890 |
1 |
| Adj Products, LLC | 39 |
1 |
| Dialog Semiconductor (UK) Limited | 439 |
1 |
| Hgci, Inc. | 155 |
1 |
| Igor, Inc. | 11 |
1 |
| Itron, Inc. | 983 |
1 |
| Koito Manufacturing Co., Ltd. | 2442 |
1 |
| Kookmin University Industry Academy Cooperation Foundation | 438 |
1 |
| Other owners | 24 |