TJ

Thomas J. Black, Jr.

FE Ferrofluidics: 1 patents #3 of 6Top 50%
📍 Lowell, MA: #3 of 16 inventorsTop 20%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #51,082 of 140,708Top 40%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4817964 Ferrofluid exclusion seal and method of assembly — 1989-04-04