John A. Hedlund

📍 Findlay, OH: #175 of 333 inventorsTop 55%

🗺 Ohio: #42,657 of 73,341 inventorsTop 60%

Overall (All Time): #4,125,676 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4239075	Profiled tire tread	—	1980-12-16