- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 41/282 - Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
Patent holdings for IPC class H05B 41/282
Total number of patents in this class: 187
10-year publication summary
|
12
|
10
|
2
|
4
|
4
|
5
|
3
|
1
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| OSRAM GmbH | 2197 |
15 |
| General Electric Company | 13912 |
11 |
| Koninklijke Philips Electronics N.V. | 7319 |
10 |
| Lutron Technology Company LLC | 2759 |
8 |
| Lutron Electronics Co., Inc. | 518 |
7 |
| Tridonic GmbH & Co KG | 1043 |
6 |
| Panasonic Electric Works Co., Ltd. | 645 |
5 |
| Seiko Epson Corporation | 20327 |
5 |
| ABL IP Holding LLC | 1885 |
5 |
| Signify Holding B.V. | 8100 |
5 |
| Microsemi Corporation | 111 |
4 |
| Mitsubishi Electric Corporation | 48146 |
3 |
| Semiconductor Components Industries, L.L.C. | 5261 |
3 |
| OSRAM SYLVANIA Inc. | 628 |
3 |
| Arkalumen Inc. | 56 |
3 |
| Exscitron GmbH | 9 |
3 |
| Silergy Semiconductor Technology (Hangzhou) LTD | 639 |
3 |
| Ushio Denki Kabushiki Kaisha | 1210 |
3 |
| Philips Intellectual Property & Standards GmbH | 1606 |
3 |
| Infineon Technologies Austria AG | 2343 |
2 |
| Other owners | 80 |