- All sections
- H - Electricity
- H01F - Magnetsinductancestransformersselection of materials for their magnetic properties
- H01F 38/12 - Ignition, e.g. for IC engines
Patent holdings for IPC class H01F 38/12
Total number of patents in this class: 321
10-year publication summary
|
34
|
44
|
25
|
25
|
25
|
12
|
13
|
7
|
11
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25799 |
82 |
| Mitsubishi Electric Corporation | 48409 |
23 |
| Robert Bosch GmbH | 44363 |
20 |
| BorgWarner US Technologies LLC | 431 |
14 |
| Mitsubishi Electric Mobility Corporation | 1194 |
13 |
| Diamond&zebra Electric Mfg. Co., Ltd. | 52 |
12 |
| BorgWarner Ludwigsburg GmbH | 104 |
8 |
| Hyundai Motor Company | 25034 |
5 |
| Eldor Corporation S.p.A. | 115 |
5 |
| Federal-Mogul Ignition LLC | 125 |
5 |
| Kunshan Cadic Auto Electric Co., Ltd | 12 |
5 |
| Semiconductor Components Industries, L.L.C. | 5260 |
4 |
| Marshall Electric Corporation | 16 |
4 |
| Federal-Mogul Motorparts LLC | 605 |
4 |
| Diamond Electric Mfg.Co.,Ltd. | 20 |
4 |
| Kia Corporation | 12767 |
4 |
| Fuji Electric Co., Ltd. | 5541 |
3 |
| OSRAM GmbH | 2181 |
3 |
| Board of Trustees of Michigan State University | 1239 |
3 |
| Hitachi Automotive Systems Hanshin, Ltd. | 40 |
3 |
| Other owners | 97 |