1. Bayero University,Faculty of Engineering,Department of Mechatronics,Kano
2. Universiti Malaysia,Faculty of Electrical and Electronics Engineering Technology,Pahang
3. University of Malaya,Faculty of Engineering,Department of Mechanical Engineering
4. Bayero University,Faculty of Engineering,Department of Electrical,Kano,Nigeria
5. Universiti Malaysia Pahang,Faculty of Electrical and Electronics Engineering,Pahang,Malaysia