HE

Harold E. Ewing

SG Synergy Research Group: 1 patents #30 of 62Top 50%
📍 Chandler, AZ: #1,637 of 3,331 inventorsTop 50%
🗺 Arizona: #13,050 of 32,909 inventorsTop 40%
Overall (All Time): #2,255,499 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5996986 Vise stop — 1999-12-07
5625241 Carousel electric generator Russell R. Chapman, David R. Porter 1997-04-29