1. The fifth annual research symposium of postgraduate research,1999, School of manufacturing and mechanical engineering, Birmingham University, Birmingham, U.K.
2. The International Ergonomic Congress, Dec. 11-14, 2001, Indian Institute of Technology Bombay, Mumbay, India.
3. The 2nd International Industrial Engineering Conference, Industrial Engineering Department, College of Engineering, King Saud University, Riyadh, Saudi Arabia,19-21 Dec.2004.
4. The 12th international conference on machine design and production, 05- 08 September 2006, Kusadasi, Turkey.
5. Accreditation Board for Engineering and Technology (ABET) 2008 Commission Summit and ABET Annual Meeting- Charting Tomorrow, 28-31 October 2008, Louisville, Kentucky, USA.
6. The Association of University Technology Managers (AUTM0 2009 Annual Meeting, February 12 -14, 2009, Orlando, Florida, USA.
7. The Association of University Technology Managers (AUTM) Technology Marketing Course, 10-14 February 2009, Orlando, Florida, USA.
8. The Association of University Technology Managers (AUTM) Technology Evaluation Course, 10-14 February 2009, Orlando, Florida, USA.
9. Intellectual Property in the Context of World Trade Organization, Arabic Chamber for Arbitration, 21- 25 April 2009, Hurghada, Egypt.
10. The 3rd International Conference on Advanced Computational Engineering and Experimenting, ACE-X 2009, Rome - Italy, from 22-23 June, 2009.
11. The Association of University Technology Managers (AUTM) Central Region Meeting, July 27-29 2009, at Madison, Wisconsin, USA.
12. The First International Conference on Entrepreneurship, King Saud University in Riyadh, Saudi Arabia, October 25-26, 2009.
13. The Association of University Technology Managers (AUTM0 2010 Annual Meeting, March 18 -20, 2010, New Orleans, Louisiana, USA.
14. The Second International Conference on Engineering Systems Management & Applications, ICESMA 2010 “Solutions for Regional and Global Challenges”, American University of Sharjah, Sharjah, UAE, March 30 –April 1, 2010