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Donald W. Bolt

North Aurora, IL: #4 of 10 inventorsTop 40%

Illinois: #2,058 of 6,921 inventorsTop 30%

Overall (2011): #314,725 of 364,097Top 90%

1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7917307	Oil sample analysis calculator and method of using the same	—	2011-03-29