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Now Available: 50 Disruptive Companies 2013 See The 2013 List »

The 50 Most Innovative Companies 2011

Materials

Public Companies

American Superconductor

Why: Smart electrical grids and more efficient power cables can help save money and energy.
Key innovation: Underground superconductor power cables using AMSC’s Amperium™ high temperature superconductor wire can carry up to 10 times as much electricity as conventional copper cables.

Applied Materials

Why: Powerful computing devices are proliferating because of chips that incorporate every-smaller features without rising in price.
Key innovation: its machines can make chips that have both vertical and horizontal connections, to pack in more computing power.