RK

Robert F. Kress

AT AT&T: 1 patents #10,626 of 18,772Top 60%
📍 Grand Rapids, MI: #1,022 of 1,824 inventorsTop 60%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #3,964,204 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4789306 Marine propeller William S. Vorus 1988-12-06