GS

Glenn Spencer

📍 Charlestown, IN: #10 of 34 inventorsTop 30%
🗺 Indiana: #10,625 of 33,936 inventorsTop 35%
Overall (All Time): #1,491,614 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9625594 Barrier detection system and method Michael S. King 2017-04-18
9151855 Barrier detection system and method Michael S. King 2015-10-06
5332499 Self-cleaning filter 1994-07-26