Who averaged one invention patent for every two weeks of his working life?

More Questions:

In the restaurant industry, what number does the kitchen commonly assign to an item that they've run out of?

What is the name of the Princess Mario & Luigi have to rescue in the Super Mario Brothers Nintendo games?

Who was elected as leader of the boys at the beginning of the novel "Lord of the Flies"?

The Napa Valley is located in which US state?

The Bitterroot Range of the Rockies is located on the border between what two US states?

What is the world's largest lake crossed by the equator?

What is the second-highest mountain on Earth?

What is April's birthstone?

What is the first element on the periodic table?

In which movie did Veronica Lake portray a witch?

What year did the movie "Dirty Dancing" made its debut?

What actress shaved her head for her role in the movie "THX 1138"?

At which famous American battle was General Custer defeated by Sitting Bull?

Which states did the US gain as a result of the Mexican-American War?

What is the capital of Papua New Guinea?