• All sections
• H - Electricity
• H01F - Magnets; inductances; transformers; selection of materials for their magnetic properties
• H01F 41/04 - Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils or magnets for manufacturing coils

Patent holdings for IPC class H01F 41/04

Total number of patents in this class: 2320

10-year publication summary

Principal owners for this class