Inventor: Pfizer

Tired of seeing its venerable Listerine mouthwash (first introduced in 1914) getting chewed up in the market by various lozenges, drops and gums, Pfizer this year introduced Cool Mint Listerine PocketPaks, tissue-thin strips that melt in your mouth and deliver a bracing, breath-freshening punch. They were an instant hit, with more than 100 million sold.

Availability: Now, $1.49 a pack

To Learn More: prodhelp.com

Next Birth Control Patch