RF

Roy W. Fletcher

US Union Special: 2 patents #30 of 105Top 30%
📍 Riverdale, IL: #2 of 15 inventorsTop 15%
🗺 Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,637,648 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5720911 Sintered boron carbide articles Richard Taylor, Jonathan Patrick Samuel Crane, Michael Fry, John H. Sant 1998-02-24
4445448 Apparatus for delivering disk-like objects to an attaching station 1984-05-01
4327652 Button clamp assembly Anthony D. Forte 1982-05-04