H02K 15/121
Of cores
Official title: of cores
H02K15/121 (Of cores) appears on 6 US grants and 68 published applications in this corpus.
Search patents in H02K- Granted patents
- 6
- Published applications
- 68
- Assignees
- 47
- Inventors
- 180
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 5 |
| 2025 | 2 | 25 |
| 2026 | 3 | 34 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Manufacturing apparatus of laminated iron core6 Oct 2026US 12,756,280 B2Nippon Steel Corporation
- Manufacturing device and manufacturing method for laminated core1 Sep 2026US 12,726,092 B2Mazda Motor Corporation
- Rotor, rotary electric machine, and method of manufacturing the rotary electric machine10 Mar 2026US 12,573,898 B2Mitsubishi Electric Corporation
- Needle winding for high density copper fill internal tooth electric motor stator and method therefor4 Nov 2025US 12,463,510 B2Persimmon Technologies Corporation
- Permanent magnet rotor structure for underwater motor, underwater motor and underwater equipment7 Jan 2025US 12,191,715 B2Deepinfar Ocean Technology Inc.
- Non-magnetization modification source-containing paste, application device for the same, rotor core using the same, and method for manufacturing the same1 Oct 2026US 2026/0302904 A1Honda Motor Co., Ltd.
- Rotor and method for manufacturing rotor24 Sep 2026US 2026/0291306 A1Denso Corporation
- Electric machine having film-like insulation made of a thermoplastic material24 Sep 2026US 2026/0291317 A1Schaeffler Technologies AG & Co. KG
- Stator and method of manufacturing stator24 Sep 2026US 2026/0291318 A1Aisin Corporation
- Rotor manufacturing device24 Sep 2026US 2026/0291351 A1Toyota Boshoku Kabushiki Kaisha
Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.