·   Workplace Evaluation of a New Method for Machinery Risk Reduction

 ·   Development of a New Device for Preventing Deaths during Baler Jam Clearing

 ·   New Technology to Increase ROPS Use on Tractors

·  Senior Research Safety Engineer, National Institute for Occupational Safety and Health, 1978-2005

·  Adjunct Assistant Professor, Mechanical Engineering Department, College of Engineering and Mineral Resources, West Virginia University, 1984-2006

·  Instructor, System Safety Engineering, Industrial and Management Systems Engineering,College of Engineering and Mineral Resources, West Virginia University, 2005-2013

·  Visiting Researcher, Laboratoire d'Electronique et Sécurité des Systèmes, Institut National de Recherche et de Sécurité, Nancy, France, 1984-1985

·  Safety Engineer, Occupational Safety and Health Administration, 1975-1978

• Silica bagging machine case, WV, 2014 
• Walking surface in foundry case, WV, 2015 
• Metal saw case, MN, 2015 
• Fall from flatbed case, WV 2016 
• Seatbelt failure case, WV 2016 
• Lifting excessive load case, WV 2016 
• Food blender case, WV 2016