- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 39/00 - Circuit arrangements or apparatus for operating incandescent light sources
Patent holdings for IPC class H05B 39/00
Total number of patents in this class: 338
10-year publication summary
|
27
|
17
|
13
|
9
|
7
|
1
|
1
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 7842 |
17 |
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 414 |
12 |
| ABL IP Holding LLC | 1892 |
6 |
| Lutron Technology Company LLC | 2696 |
6 |
| Ideal Industries Lighting LLC | 934 |
6 |
| Samsung Electronics Co., Ltd. | 152716 |
5 |
| Au Optronics Corporation | 3292 |
5 |
| Chemtron Research LLC | 153 |
5 |
| Seoul Semiconductor Co., Ltd. | 1073 |
5 |
| AES Global Holdings, Pte. Ltd. | 350 |
5 |
| Texas Instruments Incorporated | 19595 |
4 |
| Semiconductor Components Industries, L.L.C. | 5275 |
4 |
| Silergy Semiconductor Technology (Hangzhou) LTD | 630 |
4 |
| Willis Electric Co., Ltd. | 94 |
4 |
| Samsung Display Co., Ltd. | 37561 |
3 |
| Honeywell International Inc. | 13604 |
3 |
| Panasonic Corporation | 19835 |
3 |
| Rohm Co., Ltd. | 6718 |
3 |
| Delta Electronics, Inc. | 2767 |
3 |
| Cree, Inc. | 944 |
3 |
| Other owners | 232 |