12x12x12 (pillowed)The first working prototype to break the border (11x11x11) set by the Verdes patent.
1x2 MagicNot a real puzzle but a piece to train stringing custom made magics.
1x2x4A cuboid which can be viewed as combination of 1x2x2 and 1x2x3.
1x2x5A fully functional 1x2x5
1x2x7Another rather early case of cuboid going into large dimensions.
3x3x4 (cube4You)Not the first fully functional 3x3x4 but the first mass produced.