- All sections
- H - Electricity
- H05B - Electric heating electric light sources not otherwise provided forcircuit arrangements for electric light sources, in general
- H05B 6/04 - Sources of current
Patent holdings for IPC class H05B 6/04
Total number of patents in this class: 367
10-year publication summary
|
19
|
24
|
33
|
33
|
56
|
19
|
17
|
31
|
21
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 74388 |
63 |
| Samsung Electronics Co., Ltd. | 151485 |
25 |
| Neturen Co., Ltd. | 198 |
16 |
| Illinois Tool Works Inc. | 11660 |
14 |
| Whirlpool Corporation | 4519 |
13 |
| BSH Hausgeräte GmbH | 5567 |
11 |
| The Boeing Company | 20106 |
7 |
| Philip Morris Products S.A. | 7867 |
7 |
| E.G.O. Elektro-Geraetebau GmbH | 140 |
7 |
| Electrolux Home Products Corporation N.V. | 704 |
7 |
| Nippon Steel Corporation | 6595 |
7 |
| Coway Co., Ltd. | 759 |
6 |
| Electrolux Appliances Aktiebolag | 1357 |
6 |
| King Fahd University of Petroleum and Minerals | 1436 |
6 |
| Channing Street Copper Company | 17 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 32983 |
5 |
| Delta Electronics, Inc. | 2731 |
5 |
| Milwaukee Electric Tool Corporation | 4695 |
4 |
| Panasonic Corporation | 19874 |
3 |
| Ajax Tocco Magnethermic Corporation | 93 |
3 |
| Other owners | 146 |