9. Connecticut
gallery most inventive states connecticut
Sikorsky Aircraft, maker of the Black Hawk helicopter, is one of many industry leaders generating patents in Connecticut.
Patents per thousand residents: 2.36

Leading university research work is spurring innovation and patents. So is R&D from industry leaders based in Connecticut.

Among the state's big patent players are Pratt & Whitney, which makes aircraft engines; Sikorsky Aircraft, which makes the Black Hawk helicopter; and General Dynamics (GD, Fortune 500), a diversified manufacturing giant.

"A new state initiative is the IP Factory. We're working with entrepreneurs and companies to bring their dormant ideas to life by helping them with financing," said Catherine Smith, Commissioner of the Connecticut Department of Economic and Community Development.

Source: Patents per thousands residents, based on U.S. Patent and Trademark Office data as published in the 2012 State Entrepreneurship Index from the University of Nebraska-Lincoln.
  @CNNMoney - Last updated October 26 2012 02:37 PM ET
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