Happy Birthday Adolphe Sax!! Belgian born, Sax was a musical instrument designer who also played the clarinet and flute. His father was an instrument designer too, and renovated the French horn. Adolphe began his own designs when he was just a youngster and won awards for his flute and clarinet designs at age 15. He later went on to make changes on the bass clarinet and bugle, finally invented the saxophone and patented it in 1846.