CPC Subgroup
H01F 41/06 Coil winding
Full Title
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 (H01F41/14 takes precedence; for dynamo-electric machines H02K15/00) > for manufacturing coils > Coil winding
12 direct subcodes
Child Classifications
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- H01F 41/061 Winding flat conductive wires or sheets
- H01F 41/064 Winding non-flat conductive wires, e.g. rods, cables or cords
- H01F 41/071 Winding coils of special form (winding conductors onto closed formers or cores H01F41/08)
- H01F 41/076 Forming taps or terminals while winding, e.g. by wrapping or soldering the wire onto pins, or by directly forming terminals from the wire
- H01F 41/077 Deforming the cross section or shape of the winding material while winding
- H01F 41/079 Measuring electrical characteristics while winding
- H01F 41/08 Winding conductors onto closed formers or cores, e.g. threading conductors through toroidal cores
- H01F 41/082 Devices for guiding or positioning the winding material on the former
- H01F 41/09 Winding machines having two or more work holders or formers
- H01F 41/094 Tensioning or braking devices
- H01F 41/096 Dispensing or feeding devices
- H01F 41/098 Mandrels; Formers
Top Applicants
Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 37,897
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
- APPLIED MATERIALS US 21,640
- LG ENERGY SOLUTION KR 20,770
- LG CHEM KR 19,835
- TOKYO ELECTRON JP 18,519
- ROBERT BOSCH DE 14,595
- INTEL CORPORATION US 13,580
- MURATA MANUFACTURING COMPANY JP 12,151
- SAMSUNG SDI COMPANY KR 12,080