Question: Dominique Loiseau, was a French and Swiss watchmaker who worked at the highest levels of complex horology from the mid 1970s onwards He was the creator of several notable timepieces, including the Blancpain, it is a subsidiary of which organization?
Sentence (from "Dominique Loiseau"): In 2011 he presented, the Loiseau 1f4, one of the most complicated automatic watches with eight patents.
Relevant evidence: No