- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric powersystems for storing electric energy
- H02J 1/04 - Constant-current supply systems
Patent holdings for IPC class H02J 1/04
Total number of patents in this class: 122
10-year publication summary
|
6
|
14
|
9
|
9
|
8
|
7
|
5
|
5
|
3
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44176 |
3 |
| Raytheon Company | 8448 |
3 |
| Hewlett-Packard Development Company, L.P. | 25180 |
2 |
| Cisco Technology, Inc. | 22503 |
2 |
| TDK Corporation | 6876 |
2 |
| ABB Schweiz AG | 7621 |
2 |
| Adtran, Inc. | 404 |
2 |
| AMC | 13 |
2 |
| Dialight Corporation | 216 |
2 |
| Institute of Acoustics, Chinese Academy of Sciences | 103 |
2 |
| Integra Mission Critical LLC | 39 |
2 |
| Riken | 1717 |
2 |
| Silergy Semiconductor Technology (Hangzhou) LTD | 638 |
2 |
| Technical Consumer Products, Inc. | 84 |
2 |
| TransGard LLC | 6 |
2 |
| Mitsubishi Power, Ltd. | 1834 |
2 |
| LG Energy Solution, Ltd. | 19066 |
2 |
| Transocean Sedco Forex Ventures Limited | 38 |
2 |
| Siemens AG | 24020 |
1 |
| Toyota Motor Corporation | 35813 |
1 |
| Other owners | 82 |