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Robert N. Noyce

Born: 1927Birthplace: Iowa Semiconductor device-and-lead structure—Noyce, as research director of Fairchild Semiconductor, was responsible for the initial development of silicon mesa and planar…

Robert H. Rines

Born: 1922Birthplace: Boston, Mass. High resolution-image-scanning radar and sonar—Rines' radar and sonar inventions have been used by the military in the Persian Gulf War. In peacetime they have…

Robert W. Bower

Born: 1936Birthplace: Santa Monica, Calif. Field-effect device with insulated gates—Also known as the Self-Aligned Gate MOSFET (metal oxide semiconductor field effect transmitter). Patented in 1969…

Robert Heath Dennard

Born: 1932Birthplace: Terrell, Tex. One-transistor dynamic random access memory—Dr. Dennard's invention of DRAM, most often called RAM, was a core development in today's computer industry and is…

Robert Langer, Jr.

Born: 1948 Birthplace: Albany, New York Controlled Drug Delivery—Langer revolutionized biomedical technology through the…

Robert J. Seiwald

Born: 1925Birthplace: Fort Morgan, Colo Dyes for diagnosing infectious diseases—Burckhalter and Seiwald synthesized fluorescein isothiocyanate (FITC), an antibody labeling agent. FITC has become…

Robert Hutchings Goddard

Born: 1882Birthplace: Worcester, Mass. Control mechanism for rocket apparatus—Goddard launched the first liquid-fuel rocket in 1926. Other rocket design developments led to the bazooka and rocket-…

Robert N. Hall

Born: 1919Birthplace: New Haven, Conn. High-voltage, high-power semiconductor pin rectifier—Hall's invention boosted efficiency and reduced wasted power and destructive heat build-up in large-scale…

Robert S. Ledley

Born: 1926Birthplace: New York City Diagnostic x-ray systems—Ledley developed the ACTA diagnostic x-ray scanner, the first whole-body computerized tomography (CT) machine. He was the first to do…

Robert Downey, Jr.

actorBorn: 4/4/1965Birthplace: New York City Talented actor who has battled personal demons as he has worked to establish himself as one of Hollywood's finest actors. His portrayal of tormented…