JS

John Michael Schaffhausen

📍 Bloomington, MN: #520 of 1,157 inventorsTop 45%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,079,578 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8556307 Adjustable single hung, double hung, sliding window, sliding glass door lock — 2013-10-15
5443625 Air filtering fixture — 1995-08-22