Nikola Tesla was the greatest of modern inventors. There are a minimum of 278 patents issued to Tesla in 26 countries.
His inventions include the production and transmission of alternating current (AC) electricity. Also he developed X-rays, remote controls and is the father of wireless communications. Nearly 80% of all modern technology was based on his technological discoveries.
https://www.history.com/topics/inventions/nikola-tesla
https://www.aydemperakende.com.tr/en/blog/teslas-extraordinary-life-and-inventions
https://www.energy.gov/articles/top-11-things-you-didnt-know-about-nikola-tesla