- PT 3. “Nano-scale Machining with Carbon Nanotubes,” (Co-inventors: R. Vallance, A.R. Rao, M. P. Mengüç) Applied for in 2002. US Patent Awarded on December 9, 2003; #6,660,959.
- PT 2. “Non-Intrusive Method and Apparatus for Characterizing Particles Based in Scattering Matrix Elements Measurements Using Elliptically Polarized Light,” (Co-inventors: M. P. Mengüç and S. Manickavasagam) 2001. US Patent Awarded on April 13, 2004; #6,721,051.
- PT 1. “Radiation Modulator Systems,” US Patent Application S.N. 08/757,695; Filing Date: December 3, 1996; University of Kentucky Invention Disclosure #752. (Co-inventors: M. P. Mengüç, B. Walcott, M. Marra.) Awarded August 25, 1998; #5,797,736.