SR

Shirley Donnelly Riffe

LO Long-Airdox: 3 patents #2 of 12Top 20%
RI Robbins Industries: 1 patents #23 of 50Top 50%
📍 Crab Orchard, WV: #2 of 6 inventorsTop 35%
🗺 West Virginia: #526 of 3,425 inventorsTop 20%
Overall (All Time): #937,972 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12162689 Apparatus to extend lift capacity of sidewall belt conveyor 2024-12-10
6390287 Self-adjusting carrying idler assembly 2002-05-21
6308819 Advancing tailpiece 2001-10-30
5975283 Vertical belt conveyor system 1999-11-02
5341920 Load sensitive conveyor training apparatus 1994-08-30