Nikola Tesla Inventions - Page 5

While no patent applications were submitted for this device, it has become synonymous with Tesla, mentioned in almost every biography written about him. The Egg of Columbus was also one of Tesla's...

Tesla's frequency meter, patented in 1922 under U.S. Patent 1,402,025 , utilized electromechanical resonance to precisely measure periodic electrical oscillations or frequencies. Building on...

Patented in 1894 under U.S. Patent 514,972 , Tesla's electric railway used high-frequency AC overhead lines for efficient powering without direct contact. Insulated screens protected against losses...