The Chronicle of Higher Education
INVENTIONS:

Ceiling-Fan Patents Yield Royalties for the University of Central Florida

By GOLDIE BLUMENSTYK

What it is: A design for energy-efficient ceiling fans using blades modeled after the shape of propellers.

The market: About 14 million ceiling fans are sold annually in the United States.

The spark: It was a warm spring evening in 1996, and Danny S. Parker was enjoying a scotch on a screened porch...

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