1.  N. Kumar, U. N. Pal, et. Al, “A Novel Sheet-beam Plasma Cathode Electron (SPCE) Gun and its Beam Diagnostic using Innovative Dielectric Charging Technique” published in India Patent Journal on 03/07/2015, Issue no.:27/2015. (Application No.: 2017/DEL/2014A; Date of filing: 17th July, 2014)
  2.  Ram Prakash, Pooja Gulati, U. N. Pal, et. al, “A novel dielectric barrier discharge (DBD) based portable UV/VUV source for water disinfection” Indian Patent, Application No., 797/DEL/2015 dated 23/3/2015.
  3.  R. P. Lamba , B.L. Meena, H. Rahaman, Niraj Kumar, U. N. Pal and Ram Prakash, “A 20 kV/20 kA Linear Aperture Radial Multichannel Pseudospark Switch (LARM-PSS) for High Current Applications” Indian patent, Application No.: 1220/DEL/2015 dated 1st May, 2015.