John M. Graether

📍 Marshalltown, IA: #1 of 18 inventorsTop 6%

🗺 Iowa: #61 of 653 inventorsTop 10%

Overall (1997): #35,554 of 185,788Top 20%

Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5634884	Apparatus for inserting a pupil expander	—	1997-06-03
5632284	Barrier eye drape and method of using same	—	1997-05-27