RS

Ryan K. Stephens

📍 Martinsville, IN: #1 of 8 inventorsTop 15%
🗺 Indiana: #372 of 1,697 inventorsTop 25%
Overall (1994): #71,737 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5275414 Modified chess game for team play Christopher L. Zeis, Ronald R. Plew, Robert E. Mattsey 1994-01-04