What time period were people who inspired the Lyoness company trademark originally from?
Lyoness:  The name ‘Lyoness’ was derived from the Celtic mythological kingdom ‘Lyonesse’. Celts: The Celts ( or , see pronunciation of "Celt" for different usages) were an Indo-European people in Iron Age and Medieval Europe who spoke Celtic languages and had cultural similarities, although the relationship between ethnic, linguistic and cultural factors in the Celtic world remains uncertain and controversial.
Iron Age and Medieval Europe