- Shetty, D and Fast, A., "Wheel Chair Attachment" - US patent Serial Number 7766342b2. Two patents 1. August 2010; 2 . June 2012.
- Shetty, D., Fast, A and Campana C., "Ambulatory Suspension System for Rehabilitation" U.S. Patent 7462138B2, December 2008
- Shetty, D and Fast, A., "Wheel Chair Attachment" - A utility US patent (Patent filed Serial Number 11/697934
- A new technique and methodology for surface roughness evaluation using computer vision. U.S. Patent, February 23, 1993. No. 5,189,490. Technology transferred to Pratt and Whitney Aircraft Co.
- Centering Instrumentation for Alignment and Measurement in Machine Tools, 1978. Technology licensed to Spectra systems.
- Precision Profile Grinding Attachment for Surface Grinding Machine, 1978. Manufactured under license Central Machine Tools Institute.