He served as Head of New Materials Laboratory (USSR), Chief Scientist for the Institute of Reliability, Non-Destructive Testing and Instrumentation and as the Chairman of the Multidisciplinary Program of Quality Assurance and Reliability (Israel). Under his supervision, eleven Ph.D and twenty-three M.Sc. students performed their degree research in various fields of science and technology. Prof. D. Ingman is an author of 42 scientific papers and 15 patents and patent applications. He was a principle investigator in 21 scientific and development projects. Some of the main research activities of Prof. Ingman include nanotechnology, nanostructures, biological applications of nanotechnology, Nano-technology applications in materials, photonics and microelectronics, and artificial intelligence.