- All sections
- H - Electricity
- H01F - Magnets; inductances; transformers; selection 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: 393
10-year publication summary
|
46
|
39
|
39
|
38
|
32
|
32
|
24
|
28
|
22
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumida Corporation | 291 |
14 |
| Intuitive Surgical Operations, Inc. | 3616 |
12 |
| Robert Bosch GmbH | 40953 |
10 |
| TDK Corporation | 6306 |
10 |
| Medtronic Navigation, Inc. | 499 |
7 |
| Mitsubishi Electric Corporation | 43934 |
7 |
| LG Innotek Co., Ltd. | 6758 |
6 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
6 |
| Samsung Electronics Co., Ltd. | 131630 |
5 |
| Medtronic, Inc. | 9964 |
5 |
| Murata Manufacturing Co., Ltd. | 22355 |
4 |
| The Board of Trustees of the University of Illinois | 2623 |
4 |
| Medical Energetics Ltd. | 43 |
4 |
| Nidec Sankyo Corporation | 1117 |
4 |
| Taiyo Yuden Co., Ltd. | 1809 |
4 |
| Trench Limited | 22 |
4 |
| WiTricity Corporation | 514 |
4 |
| TDK Electronics AG | 863 |
4 |
| Qualcomm Incorporated | 76576 |
3 |
| Siemens AG | 24990 |
3 |
| Other owners | 273 |