Ralph E. Petty

📍 Grand Rapids, MI: #20 of 100 inventorsTop 20%

🗺 Michigan: #973 of 4,313 inventorsTop 25%

Overall (1994): #80,075 of 165,921Top 50%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5362263	Trolling autopilot	—	1994-11-08