John E. Koschmann

OW Owens-Illinois: 2 patents #89 of 322Top 30%

📍 Oregon, OH: #44 of 128 inventorsTop 35%

🗺 Ohio: #30,338 of 73,341 inventorsTop 45%

Overall (All Time): #2,371,792 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4290986	Method for controlling a plastic extruder	—	1981-09-22
4197070	Apparatus for controlling a plastic extruder	—	1980-04-08