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Frank F. Stec

TTTtx: 1 patents #1 of 2Top 50%
Evergreen Park, IL: #1 of 3 inventorsTop 35%
Illinois: #2,058 of 6,921 inventorsTop 30%
Overall (2011): #302,219 of 364,097Top 85%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7913969 Securement clamp system for railcars William R. Halliar 2011-03-29

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Frederic Stauffer1
Franciscus Hubertus Maria Stappers1
Frank Stappenbeck1