TOTO USA Inc.
The UltraMax II 1G has a one-piece design and uses 1.0 gpf. The flushing mechanism uses two water jets instead of rim holes. Toilet is gravity-based instead of pressure assist. Bowl and rim are coated with glaze that creates an ionized barrier to repel waste matter and bacteria. Toilet stands 17 inches from base to seat.
Kimball International: Shore
Protimeter: Aquant
Sensaphone: Sentinel PRO
KI: Passel
Sielox: AnyWare