- 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: 52
10-year publication summary
|
0
|
0
|
0
|
0
|
7
|
7
|
6
|
18
|
9
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lutron Technology Company LLC | 2463 |
6 |
| Semiconductor Energy Laboratory Co., Ltd. | 11167 |
5 |
| Samsung Display Co., Ltd. | 33218 |
4 |
| Micron Technology, Inc. | 25961 |
3 |
| Pioneer Corporation | 4570 |
3 |
| Tohoku Pioneer Corporation | 477 |
3 |
| Hgci, Inc. | 839 |
2 |
| United Services Automobile Association (USAA) | 2864 |
2 |
| Samsung Electronics Co., Ltd. | 140622 |
1 |
| Murata Manufacturing Co., Ltd. | 23928 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3760 |
1 |
| Agency for Science, Technology and Research | 3573 |
1 |
| ABL IP Holding LLC | 1911 |
1 |
| Dialog Semiconductor (UK) Limited | 444 |
1 |
| Igor, Inc. | 11 |
1 |
| Koito Manufacturing Co., Ltd. | 2150 |
1 |
| Kookmin University Industry Academy Cooperation Foundation | 375 |
1 |
| Kyoto University | 2783 |
1 |
| The Regents of the University of Colorado, a body corporate | 2550 |
1 |
| Sakai Display Products Corporation | 789 |
1 |
| Other owners | 12 |