Designed and prototyped compact RF event recorder/reporting system, with IM-plastic housing, custom LCD, printed antenna. Designed conference phone. Have provided mechanical design for telescopic sights, microscopes. Designed grippers, stages, enclosures and cabling for robotic tape libraries. Designed and worked on off-road race vehicles. Built and installed underground 300-gallon Liquid Nitrogen dewars. Have built web sites, planned and tracked business and design projects. Designed vacumm and gas feed systems for high-power lasers. Worked on Space Shuttle engines.