IS

I. Stuart Smith

UL University Of Lowell: 2 patents #6 of 15Top 40%
📍 Chelmsford, MA: #414 of 858 inventorsTop 50%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,328,502 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4816727 Vibratory interference sensor G. Dudley Shepard, Stephen Christensen, Xiaochuan Lu 1989-03-28
4804896 Vibratory interference sensor G. Dudley Shepard, Stephen Christensen, Richard Lu 1989-02-14