RG

Rollin George Giffin

GE: 2 patents #141 of 1,059Top 15%
📍 Montgomery, OH: #1 of 5 inventorsTop 20%
🗺 Ohio: #248 of 3,574 inventorsTop 7%
Overall (1989): #17,232 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4817378 Gas turbine engine with augmentor and variable area bypass injector Ivan Elmer Woltmann, Donald Patrick McHugh 1989-04-04
4809498 Gas turbine engine Dean T. Lenahan 1989-03-07