RH

Richard W. Hradek

LS Litton Systems: 1 patents #10 of 55Top 20%
📍 Davenport, IA: #4 of 19 inventorsTop 25%
🗺 Iowa: #89 of 549 inventorsTop 20%
Overall (1989): #65,888 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4870960 Backup breathing gas supply for an oxygen concentrator system — 1989-10-03