- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 5/02 - Coils wound on non-magnetic supports, e.g. formers
Patent holdings for IPC class H01F 5/02
Total number of patents in this class: 458
10-year publication summary
|
40
|
38
|
32
|
32
|
24
|
30
|
24
|
35
|
34
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumida Corporation | 336 |
15 |
| TDK Corporation | 6927 |
12 |
| LG Innotek Co., Ltd. | 8525 |
12 |
| Intuitive Surgical Operations, Inc. | 4426 |
12 |
| Robert Bosch GmbH | 44252 |
11 |
| Medtronic Navigation, Inc. | 698 |
8 |
| Samsung Electronics Co., Ltd. | 158605 |
7 |
| Mitsubishi Electric Corporation | 48236 |
6 |
| TDK Electronics AG | 1014 |
6 |
| Medtronic, Inc. | 9801 |
5 |
| Murata Manufacturing Co., Ltd. | 25847 |
5 |
| Micro Motion, Inc. | 1022 |
5 |
| The Board of Trustees of the University of Illinois | 2753 |
4 |
| Medical Energetics Ltd. | 39 |
4 |
| Nidec Sankyo Corporation | 1050 |
4 |
| Taiyo Yuden Co., Ltd. | 2042 |
4 |
| Trench Limited | 18 |
4 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 720 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12331 |
4 |
| Qualcomm Incorporated | 93006 |
3 |
| Other owners | 323 |