Roger Edward Dumas

TT The Torrington: 1 patents #7 of 34Top 25%

📍 Wayzata, MN: #3 of 21 inventorsTop 15%

🗺 Minnesota: #695 of 2,841 inventorsTop 25%

Overall (1994): #76,185 of 165,921Top 50%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5310266	Rolling-contact bearing assembly with data sensor	Isabelle Coux, Claude Sonnerat, Roger Chalansonnet	1994-05-10