John C. Ziehl

📍 Allegan, MI: #20 of 69 inventorsTop 30%

🗺 Michigan: #27,158 of 86,293 inventorsTop 35%

Overall (All Time): #1,597,937 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6868939	Exhaust silencer system	—	2005-03-22
D495982	Motor vehicle exhaust tip	—	2004-09-14
6267427	Truck bed divider	—	2001-07-31