Stefaan D. Dumery

SE Sprague Electric: 2 patents #39 of 148Top 30%

📍 Shrewsbury, MA: #467 of 938 inventorsTop 50%

🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%

Overall (All Time): #2,348,200 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4589282	Fine resolution liquid level detector	—	1986-05-20
4466284	Fine resolution liquid level detector	—	1984-08-21