Texas Startup Says It Has Batteries Beat

(AP) -- Millions of inventions pass quietly through the U.S. patent office each year. Patent No. 7,033,406 did, too, until energy insiders spotted six words in the filing that sounded like a death knell for the internal combustion engine.

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<p><a href="http://www.physorg.com/news108133672.html">Texas Startup Says It Has Batteries Beat</a></p> <p>(AP) -- Millions of inventions pass quietly through the U.S. patent office each year. Patent No. 7,033,406 did, too, until energy insiders spotted six words in the filing that sounded like a death knell for the internal combustion engine.</p>