- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 29/14 - Variable transformers or inductances not covered by group with variable magnetic bias
Patent holdings for IPC class H01F 29/14
Total number of patents in this class: 116
10-year publication summary
|
11
|
13
|
15
|
9
|
7
|
4
|
6
|
1
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Energy Global GmbH & Co. KG | 3402 |
16 |
| Siemens AG | 24011 |
8 |
| Zenergy Power Pty Ltd | 11 |
6 |
| Alstom Technology Ltd | 1039 |
4 |
| Intel Corporation | 47100 |
3 |
| ABB Schweiz AG | 7640 |
3 |
| Applied Superconductor Pty Ltd | 3 |
3 |
| Kyosan Electric Mfg. Co., Ltd. | 183 |
3 |
| NUtech Ventures | 366 |
3 |
| Third Equation Ltd | 12 |
3 |
| Raytheon Company | 8443 |
2 |
| The United States of America as represented by the Secretary of the Navy | 2859 |
2 |
| ASG Superconductors S.p.A. | 14 |
2 |
| Bar Ilan Research & Development Company Ltd. | 4 |
2 |
| Electricite de France | 755 |
2 |
| Ricor Cryogenic & Vacuum Systems Limited Partnership | 2 |
2 |
| Universite D'artois | 46 |
2 |
| Winchester Technologies, LLC | 6 |
2 |
| Baker Hughes, a GE Company, LLC | 2051 |
2 |
| Toyota Motor Corporation | 35857 |
1 |
| Other owners | 45 |