MS

Michael D. Shaffer

HR Hercules Tire & Rubber: 2 patents #1 of 10Top 10%
CT Cooper Technologies: 1 patents #306 of 757Top 45%
📍 York, PA: #268 of 933 inventorsTop 30%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,639,078 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5755904 Method for cementless building of retreaded tires Trent F. Longo, Charles J. Wollenzier, Gordon T. Franks, Patrick John Adrian Quinlan 1998-05-26
5635015 Apparatus for cementless building of retreaded tires Trent F. Longo, Charles J. Wollenzier, Gordon T. Franks, Patrick John Adrian Quinlan 1997-06-03
4660611 Tire chain Glenn E. Gockley 1987-04-28