Who are some of the most prolific inventors in history and what are their most notable inventions?

Some of the most prolific inventors in history include Thomas Edison, who invented the light bulb and phonograph, Alexander Graham Bell, who invented the telephone, and Nikola Tesla, who made significant contributions to the development of alternating current electricity. Other notable inventors include Leonardo da vinci, who conceptualized inventions like the helicopter and tank, and Benjamin Franklin, who invented the lightning rod and bifocals.