Norman R. Grossman

TL The Singer Company Limited: 1 patents #229 of 510Top 45%

📍 Calabasas, CA: #2,243 of 4,119 inventorsTop 55%

🗺 California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #4,107,151 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4190831	Light pen detection system for CRT image display	Howard L. Stahle	1980-02-26