Hyman H. Cohen

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

📍 Dover, NJ: #300 of 708 inventorsTop 45%

🗺 New Jersey: #29,833 of 69,400 inventorsTop 45%

Overall (All Time): #2,333,640 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4875432	Volleyball scoreboard	Joseph Cohen	1989-10-24
4561780	Pathlength controller for ring laser gyroscope	Bo H. G. Ljung	1985-12-31