John M. Graether

📍 Marshalltown, IA: #2 of 34 inventorsTop 6%

🗺 Iowa: #150 of 1,342 inventorsTop 15%

Overall (2011): #90,805 of 364,097Top 25%

Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
7922329	Slit-lamp photo assembly	—	2011-04-12
7891811	System and method for axis identification in astigmatic cataract surgery	—	2011-02-22