Welcome to Miyachi Unitek Corporation, the World Leader in Equipment and Systems for Resistance and Laser Welding, Laser Marking, Hermetic Sealing, Pulsed Heat Soldering, Bonding and Heat Sealing, and Wirebond Pull Testing. Miyachi Unitek spans the globe to serve your microjoining needs: controls, heads, weld monitors and accessories, and pulsed Nd:YAG laser welders and markers.