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  2. [RO 129317 B1], 2020, Optoelectronic device and process for measurement and qualitative analysis of internal surfaces of archaeological and art objects by LIF technique, R. Rădvan, D.V. Ene, L.C. Ratoiu, L.M. Angheluță (Romanian patent deposited on 13.09.2012)
  3. [RO 127775 B1], 2019, Radar investigation system, in vertical plane, with application in the analysis of historical buildings, L.C. Ratoiu, L.M. Angheluță, D.V. Ene (Romanian patent deposited on 28.01.2011)
  4. [RO 129590 B1], 2018, Method for controlling planeity of documents, R. Rădvan, D.V. Ene, L.M. Angheluță (Romanian patent deposited on 07.12.2012)
  5. [RO 125874 B1], 2012, Laser microscope for cleaning 2D art objects, R. Rădvan, R. Savastru, G.C. Deciu, D. Savastru (Romanian patent deposited on 18.02.2009)
  6. [RO 125875 B1], 2012, Laser microscope for cleaning 3D art objects, R. Rădvan, R. Savastru, G.C. Deciu, J. Striber (Romanian patent deposited on 18.02.2009)
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  8. [RO 125826 B1], 2012, Process for laser cleaning of stone surfaces in the restoration process, R. Savastru, R. Rădvan, J. Striber (Romanian patent deposited on 18.02.2009)
  9. [RO 125131 B1], 2011, Intelligent network for monitoring microclimate and pollutants concentrations, A.S. Moldovan, S. Ersen, I. Dane, R. Rădvan, G.C. Deciu, A. Moldovan, G. Deciu (Romanian patent deposited on 10.04.2008)
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