SL

Stephen R. Lewis

Caterpillar: 1 patents #101 of 431Top 25%
📍 Reading, MA: #15 of 34 inventorsTop 45%
🗺 Massachusetts: #1,783 of 6,384 inventorsTop 30%
Overall (2002): #113,263 of 266,432Top 45%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6349920 Poppet valve shaping for quick valve opening Charles B. Looney, Wade J. Robel, Larry R. Mitzelfelt, Jr., David E. Martin, James D. Griffith +2 more 2002-02-26