DS

David R. Sigler

General Motors: 2 patents #73 of 615Top 15%
📍 Shelby Charter Township, MI: #4 of 46 inventorsTop 9%
🗺 Michigan: #566 of 5,720 inventorsTop 10%
Overall (2005): #58,778 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6902768 Method of producing thermally sprayed metallic coating with additives John R. Smith, Richard E. Teets, Larry Byrnes, Martin S. Kramer 2005-06-07
6861609 Welding electrode for aluminum sheets 2005-03-01