DD

David H. Duey

IN Intragroup: 3 patents #2 of 8Top 25%
📍 Westland, MI: #137 of 501 inventorsTop 30%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,631,444 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5856875 Apparatus and method for aligning machine platens John Battista 1999-01-05
5507097 Apparatus for measuring the accuracy of parallel platen tie bars John Battista 1996-04-16
5148232 Laser apparatus and method for aligning a crankpin grinding machine John Battista 1992-09-15