Remember Etch A Sketch? Created by a French inventor in the late 1950s in his basement, but sold through the Ohio Art Company, it kept thousand of kids and adults entertained for decades, event today.

If you are going to file a patent application you must have drawings to include in the application, but patent drawings are not the only type of “drawings” that an inventor should be considering.

Around the world, thousands of people who are missing limbs are wearing custom-fitted replacements. In operating theatres, surgeons are using 3D replicas of their patients’ bodies to guide operations.