- 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: 359
10-year publication summary
|
24
|
19
|
27
|
37
|
33
|
59
|
20
|
19
|
31
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 72737 |
63 |
| Samsung Electronics Co., Ltd. | 145025 |
25 |
| Neturen Co., Ltd. | 195 |
16 |
| Illinois Tool Works Inc. | 11450 |
15 |
| Whirlpool Corporation | 4403 |
10 |
| BSH Hausgeräte GmbH | 5521 |
8 |
| The Boeing Company | 20031 |
7 |
| Philip Morris Products S.A. | 7616 |
7 |
| E.G.O. Elektro-Geraetebau GmbH | 139 |
7 |
| Electrolux Home Products Corporation N.V. | 741 |
7 |
| Nippon Steel Corporation | 6203 |
7 |
| Coway Co., Ltd. | 727 |
6 |
| Electrolux Appliances Aktiebolag | 1322 |
6 |
| King Fahd University of Petroleum and Minerals | 1164 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 31201 |
5 |
| Delta Electronics, Inc. | 2596 |
5 |
| Milwaukee Electric Tool Corporation | 4321 |
4 |
| Channing Street Copper Company | 16 |
4 |
| Panasonic Corporation | 20142 |
3 |
| Ajax Tocco Magnethermic Corporation | 99 |
3 |
| Other owners | 145 |