Eastman House is named after George Eastman, Kodak founder.
Silhouette is named after Etinenne de Silhouette, a French finance minister in the mid-18th century. He retire and practiced stinginess at home by using cheap black paper cututs in place of conventional decorations. And he raised extra money by making portraits with the same technique.
Land Camera is the other name of the Polaroid camera, invented by Edwin Land.
Kodak is the name chosen by George Eastman for his camera back then because it's short, easy to remember, and sounds like the shutter.