Starting in 1978 (so this is a long list):
Infinity Quantum 3
Infinity RS 2.5
B&W DM7 Mk II
Thiel CS 3
Thiel CS 3.5
Sota Panorama (later added bass extension modules)
Avalon Eclipse
Sonus Faber Extrema
Acoustic Energy AE2 Signature
Avalon Eidolon
Infinity Quantum 3
Infinity RS 2.5
B&W DM7 Mk II
Thiel CS 3
Thiel CS 3.5
Sota Panorama (later added bass extension modules)
Avalon Eclipse
Sonus Faber Extrema
Acoustic Energy AE2 Signature
Avalon Eidolon