GT

Grant K. Tappen

General Motors: 2 patents #62 of 579Top 15%
📍 Big Rapids, MI: #4 of 26 inventorsTop 20%
🗺 Michigan: #665 of 6,092 inventorsTop 15%
Overall (2004): #63,734 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6732699 Cast iron cylinder liner with laser-hardened flange fillet Shekhar G. Wakade, Paul N. Crepeau 2004-05-11
6715458 Engine block crankshaft bearings — 2004-04-06