Karl Müller (inventor)

For other people named Karl Müller, see Karl Müller.

Karl Müller (born 1952) is a Swiss engineer and businessman. He is the creator of the Masai Barefoot Technology (MBT) brand of rocker bottom shoes,^[1] and he holds a patent on the design.^[2]

Karl Müller
Müller in 2010
Born	1952 Roggwil, Thurgau, Switzerland
Known for	Masai Barefoot Technology

Müller founded Swiss Masai (now known as Masai Marketing and Trading AG) in 1996 to market his new shoe concept.^[3] In 2007, he left the company on amicable terms and went on to found Kybun Corporation to market a newer "walk-on-air" shoe concept.^[4]

Products sold by Kybun include shoe models that have a shock-absorbing, adaptive air cushion integrated into the shoe. Kybun further sells an elastic mat, as well as a treadmill that is made with a soft, springy material.