Mr. Ravikumar has studied upto B.A. He couldn’t study engineering due to family circumstances. He is very innovative. He has prepared a calendar in a small plastic box which can be user in any year to find date any weak. He has designed and fabricated a mine pump to fill air in the tyres of automobiles. It is only 209cm (8”)long. Any individual can fill air in any tyre at any place. It is made of 14cm (61/2”) steel pipe. It can be carried in the dicky of a motor cycle also. Honey bee A.P. is trying for a tie up with industrialists.