Patents:

    
• R. Yarahmadi, R. Lotfi, S. Ramezanian, S. Rahmanpour, and I. Rezaei-Nik, “ High-Accuracy Read-Out Circuit for Large-Array Resistive Sensors” filed as Iranian Patent, 2014.
• R. Lotfi, S. Rahmanpour, H. Heidarian, S. Ramezanian, “Measurement of fuel volume in fuel tanks” filed as Iranian Patent, 2007.