DT

David A. Thompson

IBM: 1 patents #253 of 1,444Top 20%
📍 Grand Blanc, MI: #1 of 11 inventorsTop 10%
🗺 Michigan: #694 of 3,452 inventorsTop 25%
Overall (1989): #121,491 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4816947 Single track vertical and horizontal recording read/write head design Albert W. Vinal 1989-03-28