- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 29/20 - Measuring number of turnsMeasuring transformation ratio or coupling factor of windings
Patent holdings for IPC class G01R 29/20
Total number of patents in this class: 42
10-year publication summary
|
1
|
7
|
3
|
5
|
1
|
2
|
3
|
3
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omicron Electronics GmbH | 281 |
6 |
| AVO Multi-Amp Corporation | 31 |
5 |
| Doble Engineering Company | 52 |
3 |
| Industry-academic Cooperation Foundation, Changwon National University | 17 |
3 |
| SolarEdge Technologies Ltd. | 630 |
3 |
| The United States of America as represented by the Secretary of the Navy | 2856 |
2 |
| Sumida Corporation | 332 |
2 |
| Hitachi Energy Ltd. | 2568 |
2 |
| Genesee Valley Innovations, LLC | 2187 |
2 |
| Siemens AG | 24033 |
1 |
| TDK Corporation | 6855 |
1 |
| Bayerische Motoren Werke Aktiengesellschaft | 15252 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11127 |
1 |
| Bombardier Transportation GmbH | 572 |
1 |
| Hager-electro SAS | 107 |
1 |
| Jing-Jin Electric Technologies (Beijing) Co., Ltd. | 4 |
1 |
| Kelsey-Hayes Company | 147 |
1 |
| Radian Research, Inc. | 15 |
1 |
| Shanghai Jiao Tong University | 1363 |
1 |
| Shanghai Municipal Electric Power Company | 30 |
1 |
| Other owners | 3 |