Prof. Maheshwari has excellent research contribution in terms of research publications in journals, conferences of high repute, research supervision at post-graduate and Ph. D. levels and handling externally funded sponsored research projects. He has published more than 91 research papers in referred journals and more 79 papers in the proceedings of International and National conferences. He has guided 11 Ph. D. theses, more than 100 M. Tech./M.E./M.Phil. theses and more than 150 B. Tech. Projects. He has completed 4 research projects and more than 80 consultancy projects that costs around Rs. 4 Crores. He also have a patent on “An Integrated Cooling System and Hydrogen Processing for Power Generation Plants”. He is an expert in High Voltage Safety Design.
Prof. Maheshwari has proven administrative skills by accepting different challenging administrative assignments. He has actively served as faculty advisor (Cultural Council), Co-coordinator of Technical Festival, Chief Faculty Advisor (Cultural Festival), Secretary Alumni Association, etc at IIT Roorkee. He has also served as Chairman/Chief/Coordinator at various institute level activities.