Theodore Regensteiner (born May 17, 1868, in Munich, Germany, to Albert (Abraham) (?-1904 in Pasing) from Pflaumloch and his first wife[1] Fannie, née Heymann.
[1] His father was the founder of the Albert Regensteiner Mechanische Schuhfabrik - Export - Engros in Pasing near Munich.
He is known for inventing the four-color lithographic press[4] in 1894 when he requested an extra black plate in addition to the three traditional primaries for the printing of the Christmas issue of Century Magazine.
[5] Regensteiner was an executive of the American Colortype Company, which he left after a management dispute in 1906.
This German engineer, inventor or industrial designer biographical article is a stub.