Sue Dewerff, Viera Voice Evan Rosenberg, left, the principle engineer designer, Nathan Atkinson, user experience engineer, and Tim Balz, the founder and CEO, expect to begin selling the smart cushions nationally. Approximately half of the more than three million wheelchair users in the U.S. will at some point develop pressure sore injuries. Viera-based Kalogon Smart Cushions founder and CEO Tim Balz and his team of former SpaceX engineers began their quest more than a year ago to create a...