- 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: 56
10-year publication summary
|
0
|
0
|
0
|
6
|
7
|
5
|
18
|
10
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lutron Technology Company LLC | 2655 |
6 |
| Semiconductor Energy Laboratory Co., Ltd. | 11582 |
5 |
| Samsung Display Co., Ltd. | 37068 |
4 |
| Micron Technology, Inc. | 26981 |
3 |
| Pioneer Corporation | 4060 |
3 |
| Tohoku Pioneer Corporation | 471 |
3 |
| United Services Automobile Association (USAA) | 3100 |
2 |
| Samsung Electronics Co., Ltd. | 150751 |
1 |
| Murata Manufacturing Co., Ltd. | 25207 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3800 |
1 |
| Agency for Science, Technology and Research | 3662 |
1 |
| ABL IP Holding LLC | 1907 |
1 |
| Adj Products, LLC | 39 |
1 |
| Dialog Semiconductor (UK) Limited | 440 |
1 |
| Hgci, Inc. | 321 |
1 |
| Igor, Inc. | 11 |
1 |
| Itron, Inc. | 903 |
1 |
| Koito Manufacturing Co., Ltd. | 2344 |
1 |
| Kookmin University Industry Academy Cooperation Foundation | 412 |
1 |
| Kyoto University | 2873 |
1 |
| Other owners | 17 |