Archie O. Williamson

📍 Edina, MN: #284 of 909 inventorsTop 35%

🗺 Minnesota: #15,886 of 52,454 inventorsTop 35%

Overall (All Time): #1,303,183 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4856372	Four wheel axle differential	—	1989-08-15
4840089	Axle-controlled, positive differential	—	1989-06-20
4635505	Axle-controlled differential	—	1987-01-13
4630505	Hydraulic-controlled differential	—	1986-12-23