7 Electric motor drives and piezoelectric motor drives for single and multi-axial positioning systems; piezolinear motors and engines for precision micro- and nanopositioning apparatus, for use in industry, research, metrology, medical applications, laser technology, semiconductor manufacturing, biotechnology, microscopy, micromanipulation, automation, and photonics packaging; piezo motors; piezo multilayer actuators; scientific apparatus and instruments, namely, precision micro- and nanopositioning systems comprised of piezo motor drives, mechanical coupling element, electronic control unit and servo controllers; adjusting and positioning systems comprised of piezo motor drives, mechanical coupling element, electronic control unit and servo controllers; piezo toggle platforms for use in active optics systems; electrically controlled mechanical adjustment mechanisms, namely, precision micro- and nanopositioning systems comprised of piezo motor drives, mechanical coupling element, electronic control unit and servo controllers for use in industry, research, metrology, medical applications, laser technology, semiconductor manufacturing, biotechnology, microscopy, micromanipulation, automation, photonics packaging