- All sections
- H - Electricity
- H02J - Circuit arrangements or systems for supplying or distributing electric powersystems for storing electric energy
- H02J 3/30 - Arrangements for balancing the load in a network by storage of energy using dynamo-electric machines coupled to flywheels
Patent holdings for IPC class H02J 3/30
Total number of patents in this class: 222
10-year publication summary
|
16
|
14
|
18
|
34
|
22
|
18
|
17
|
18
|
15
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Raytheon Company | 8387 |
18 |
| Enrichment Technology Company Ltd. | 19 |
9 |
| Enrichment Technology Company Ltd. Zweigniederlassung Deutschland | 36 |
9 |
| Phos Global Energy Solutions Inc | 17 |
7 |
| Siemens AG | 24421 |
6 |
| ABB Schweiz AG | 7023 |
5 |
| FANUC Corporation | 6746 |
4 |
| KS Research, Societe Anonyme | 6 |
4 |
| Siemens Gamesa Renewable Energy A/S | 1897 |
4 |
| Maersk Drilling A/S | 47 |
4 |
| Wattsup Power A/S | 17 |
4 |
| Flexgen Power Systems, Inc. | 34 |
3 |
| Maxout Renewables, Inc. | 13 |
3 |
| Nabtesco Corporation | 888 |
3 |
| UniRac, Inc. | 366 |
3 |
| Teraloop Oy | 9 |
3 |
| da Global Energy, Inc. | 3 |
3 |
| Siemens Energy Global GmbH & Co. KG | 3007 |
3 |
| Terna S.p.A. | 28 |
3 |
| Zooz Power Ltd | 8 |
3 |
| Other owners | 121 |