The pendulum clock was invented and patented by Dutch scientist Christiaan Huygens in 1657, inspired by investigations of pendulums by Galileo Galilei beginning around 1602.
The pendulum clock was invented in 1656 by Dutch scientist Christiaan Huygens, and patented the following year. Huygens was inspired by investigations of pendulums by Galileo Galilei beginning around 1602.