Holy innovation, bat man! Small entrepreneur scores big with hitting tool

Rusty Greer and players with the RBI Pro Swing on their bats
Rusty Greer and players with the RBI Pro Swing on their bats

From brainstorming to patenting, Rick Miller followed the book in getting his RBI Pro Swing batting aid into production. Then he swung for the marketing fences: he got a former Major League hitting star and the New York Yankees to check it out. Now his small business is a hit, helping players from Little League on up.

"There are people out there, be it celebrities or regular business professionals, that are available to you as resources," Miller, 49, told WalletPop.