Martha K. Johansson

TH Thetford: 1 patents #67 of 102Top 70%

📍 Ann Arbor, MI: #3,831 of 6,071 inventorsTop 65%

🗺 Michigan: #49,615 of 86,293 inventorsTop 60%

Overall (All Time): #3,778,190 of 4,157,543Top 95%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5443656	Cellulase, sodium bicarbonate and citric acid cleaning solution and methods of use	Mary R. BURROWS	1995-08-22