SR

Stephen D. ROBERTS

📍 Kalamazoo, MI: #581 of 1,283 inventorsTop 50%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,201,800 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6557739 Holder for headed tools Richard Wayne Pursley 2003-05-06
5605263 Holder for headed tools Richard Wayne Pursley 1997-02-25