HJ

Horton Johnson

📍 Highland Park, IL: #6 of 36 inventorsTop 20%
🗺 Illinois: #802 of 3,813 inventorsTop 25%
Overall (1989): #103,357 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4875885 Engine noise simulating device for a bicycle — 1989-10-24