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Image: Cochran’s U.S. patent no. 355,139 for a “dish washing machine” also included a system for cleaning flatware as well as dishes, as shown in the patent drawing.

Real innovation. Real opportunities.

Josephine Cochran wanted to protect her fine china and avoid hand-washing them herself when she set out to invent a better dishwashing machine. Read our latest Journeys of Innovation story on the inventor of the modern dishwasher.

Are you interested in becoming a patent examiner? We are currently hiring Biology, Biomedical, Electrical, Computer, Chemical and Mechanical Engineers to join us at our Alexandria, VA headquarters. APPLY NOW.