- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric power; systems for storing electric energy
- H02J 4/00 - Circuit arrangements for mains or distribution networks not specified as ac or dc
Patent holdings for IPC class H02J 4/00
Total number of patents in this class: 1438
10-year publication summary
|
197
|
156
|
133
|
125
|
87
|
97
|
63
|
66
|
51
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19909 |
35 |
| GE Aviation Systems Limited | 260 |
29 |
| Hamilton Sundstrand Corporation | 4724 |
27 |
| Siemens AG | 24573 |
24 |
| Gogoro Inc. | 191 |
24 |
| ABB Schweiz AG | 6624 |
20 |
| Safran Electrical & Power | 614 |
20 |
| Airbus Operations GmbH | 3288 |
17 |
| Lutron Technology Company LLC | 2421 |
16 |
| Rockwell Automation Technologies, Inc. | 2647 |
15 |
| Byrne, Norman R. | 207 |
15 |
| Rolls-Royce North American Technologies, Inc. | 1133 |
11 |
| Neworld.Energy, LLC | 18 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 29687 |
10 |
| Rolls-Royce PLC | 2988 |
10 |
| Chien, Aaron | 100 |
10 |
| Chien, Te-ju | 100 |
10 |
| Wang, Hsin-yi | 100 |
10 |
| LG Electronics Inc. | 70957 |
9 |
| Safran Aircraft Engines | 6031 |
9 |
| Other owners | 1106 |