LJ

Lenard W. Johnson

LE Ltj Enterprises: 2 patents #2 of 4Top 50%
📍 Roseau, MN: #49 of 134 inventorsTop 40%
🗺 Minnesota: #19,064 of 52,454 inventorsTop 40%
Overall (All Time): #1,628,292 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6067927 Visual indicator Thomas C. Johnson 2000-05-30
4829820 Visual indicator Thomas C. Johnson 1989-05-16
4799383 Visual indicator Thomas C. Johnson 1989-01-24