John S. Heil

📍 Dayton, OH: #19 of 107 inventorsTop 20%

🗺 Ohio: #979 of 4,093 inventorsTop 25%

Overall (1994): #114,005 of 165,921Top 70%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5338004	Valve seal apparatus	—	1994-08-16