Nikola Tesla Invented A.C Motor car etc.. See in detail	Enrico Fermi Invented Nuclear reactor See in detail	Alessandro Volta Invented Electric Battery See in detail
Evangelisto Tauricelli Invented Barometer See in detail	Anders Celsius Invented Celsius temperature scale See in detail	Charles Babbage Invented Computer See in detail
Christiaan Huygens Invented Pendulum Clock See in detail	Jagadish Chandra Bose Invented Crescograph See in detail	John Harrison Invented Chronometer See in detail
Ernest Ornaldo Lawrence Invented Cyclotron See in detail	Gottlieb Daimler Invented Modern gas engine See in detail	Rudolf Christian Karl Diesel Invented Diesel engine See in detail
Alfred Bernhard Nobel Invented Dynamite See in detail	William Sturgeon Invented Electromagnet See in detail	Richard Trivithick Invented Locomotive See in detail
Charles Hard Townes Invented Laser See in detail	William Gascogine Invented Micrometer See in detail	David Hughes Invented Microphone See in detail
Richard Jordan Gatling Invented Machine gun See in detail	Georges Claude Invented Neon lamps See in detail	Samuel Colt Invented Revolver See in detail
Nathaniel Baldwin Invented Headphones See in detail	Chandrashekhara Venkata Raman Invented Raman effects See in detail	Avul Pakir Jainulabdeen Abdul Kalam 11th president of India & Invented Missiles and nuclear weapons See in detail