Zwiebelmuster
Some people thinks that "Zwiebelmuster[tsviːblmʊstɐ]" as a brand name.
But, Zwiebelmuster is a pattern name. In my research, Zwiebelmuster pattern firstly used by "Meissen."
Later many of porcelain companies copied it. – Wikipedia
Zwiebelmuster(German) means "Blue Onion" in English.

image from Wikipedia

Tirschenreuth

Czech porcelain

Triptis-Porzellan