David G. Ferguson

OM Outboard Marine: 1 patents #22 of 89Top 25%

📍 Lincoln, NE: #12 of 52 inventorsTop 25%

🗺 Nebraska: #21 of 171 inventorsTop 15%

Overall (1989): #123,320 of 140,708Top 90%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4867244	Turf aerating apparatus	Mark L. Cozine, Loren F. Hansen, Mark E. Lamb	1989-09-19