FM

Frank Massa

UN Unknown: 1 patents #145 of 1,640Top 9%
📍 Cohasset, MA: #5 of 12 inventorsTop 45%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #114,423 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4859897 Directional waterproof ultrasonic transducer for operating in air — 1989-08-22