Lee Stephen Boyum

JI Jarraff Industries: 2 patents #3 of 6Top 50%

📍 St. Peter, MN: #25 of 42 inventorsTop 60%

🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%

Overall (All Time): #2,205,171 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6641235	Pivoting track tensioning system for a tracked vehicle	—	2003-11-04
6604796	Track tensioning biasing system for a tracked vehicle	—	2003-08-12