• All sections
• H - Electricity
• H01R - Electrically-conductive connections; structural associations of a plurality of mutually-insulated electrical connecting elements; coupling devices; current collectors
• H01R 4/56 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation one conductor screwing into another

Patent holdings for IPC class H01R 4/56

Total number of patents in this class: 140

10-year publication summary

Principal owners for this class