Dr.S.Siva Prasad, Professor, EEE, filed Patents  on “A system and method for generating electrical energy by utilizing vibrations” with file no:188/CHE/2013 on 15-01-2013 and published in Indian Google patents with ISSUE NO. 06/2013. (link: http://www.slideshare.net/invntree/published-patent-and-design-registration-information-february-8th-2013).