While at NYU he was involved in the field of EPR Studies in ZnS Phosphors. At Philips his CRT activity was specifically engaged in phosphor evaluation, phosphor screening, optical processes, exposure tables, optical measurements, surface roughness and thin film optical filters.

He is an inventor and/or co-inventor with eleven US patents and ten Philips Proprietary awards. He has written over forty papers and articles in display technology and also was a co-author / co-editor of six books in the field of displays. In 1996, he started his own Ann Arbor based company "Display Device Consultants".

DDC specializes in consulting on phosphor screening, exposure systems, photo-lithography and color measurement for both Flat Panel and CRT manufacturers. DDC is a sales representative for Advanced Radiation Corp (High Pressure Hg and Xe Arc Lamps). DDC is also a manufacturer's representative/distributor for Western Quartz (Medium Pressure Hg Lamps), Perkin Elmer (Wolfram Metal Halide lamps), Integral Vision (Display Defect Measurements), Wande Inc. (LCD Manufacturing Equipment and LCD Panels), Solar Light Company (UV Measurement Equip), Minolta (Display Measurement Equipment), UV Process Supply (UV Curing lamps and equipment).

Internationally, some LCD display measurement equipment, LCD materials and optics are available from the Ukraine through Ukrainian National Academy of Science and the Institute of Physics.

Mr. Donofrio was the 1998 & 99 Regional Vice President of the Americas for the SID. The 2000 and 1997 Director for the Metropolitan Detroit Chapter of the SID. Prior to being elected Director, he had served as Chairperson of the Metro-Detroit Chapter for two years.

He was a member of the Metro-Detroit Chapter's 1998 SID Scholarship Committee and served in similar capacity in the 1997 SID/OIS Scholarship Committee. In 2000, he is serving as the Program Chair of the "7th Annual Vehicle Display" Symposium. This event is a co-sponsored with IEEE ITS & IV2000 and the Metropolitan Detroit Chapter of the SID.

He has been 1999 & 1998 Co-Chair Vehicle Display Session at the annual SID International Symposia. He was a member of the CRT Program Subcommittee for the 1995 SID International Symposium.

For his work on behalf of the SID, he received SID President's Certificates of Commendation in 2000, 1998 & 1996. He is on and was a member of the International Advisory Committees for SID International Symposia in the Ukraine, Belarus and Russia. He is a member of the SID, SAE, OSA, CIE and Detroit Color Council.