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David Klein

Hatboro, PA: #3 of 13 inventorsTop 25%

Pennsylvania: #1,792 of 6,061 inventorsTop 30%

Overall (2011): #322,400 of 364,097Top 90%

1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7885836	Integrated payment system and method of using same	Keith Pendleton	2011-02-08