Reorganized after the war with 39 members and registered with the Securities and Exchange Commission on December 21, 1953 by its new President Sergio Bayan. Its subsequent Presidents were Tomas Parpana, Dr. Gregorio Zara, Basilio Espiritu, Gonzalo Catan, Jr., Sofronio Sian, Roberto del Rosario, Jose Concepcion, Victor Korionoff, Jr., Ricardo Palma and Manuel Corleto (Interim), Orlando F. Marquez, Sr., Bormeo G. Modanza, Edgardo Vazquez, Francisco Oral Pagayon. Past National Chairmen of the Board were Jose Ma. Concepcion, Atty. Roberto S. Salido, Cesar C. Sanvictores, Bormeo G. Modanza and Ma. Carlita Rex-Doran. Inventor Bormeo “Ming” Modanza has been the longest-termer President and is presently elected back as to the National Chair in honor of his paternity of the Inventors and Inventions