- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 10/20 - Ferrites
Patent holdings for IPC class H01F 10/20
Total number of patents in this class: 50
10-year publication summary
|
5
|
5
|
2
|
1
|
1
|
8
|
3
|
3
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amosense Co., Ltd. | 503 |
4 |
| Powdertech Co., Ltd. | 138 |
4 |
| Emw Co., Ltd. | 128 |
3 |
| The Board of Trustees of the University of Illinois | 2748 |
2 |
| Amogreentech Co., Ltd. | 648 |
2 |
| Arizona Board of Regents, a Body Corporate of The State of Arizona Acting for and on Behalf of Arizona State University | 271 |
2 |
| HRL Laboratories, LLC | 1628 |
2 |
| NEC Tokin Corporation | 45 |
2 |
| Magnomer, Inc. | 6 |
2 |
| Samsung Electronics Co., Ltd. | 158337 |
1 |
| Siemens AG | 23996 |
1 |
| NEC Corporation | 37135 |
1 |
| Denso Corporation | 25633 |
1 |
| Sumitomo Chemical Company, Limited | 8963 |
1 |
| LG Innotek Co., Ltd. | 8498 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11130 |
1 |
| Tsinghua University | 6224 |
1 |
| Boston Applied Technologies, Incorporated | 3 |
1 |
| JFE Chemical Corporation | 121 |
1 |
| JFE Mineral Company, Ltd. | 61 |
1 |
| Other owners | 16 |