• All sections
• B - Performing operationstransporting
• B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
• B41J 2/447 - Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources

Patent holdings for IPC class B41J 2/447

Total number of patents in this class: 172

10-year publication summary

Principal owners for this class