HC

Howard T. Coffey

UE US Dept of Energy: 4 patents #173 of 5,099Top 4%
📍 Darien, IL: #67 of 266 inventorsTop 30%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,291,545 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5586504 Dual-keel electrodynamic maglev system Jianliang He, Zian Wang, Donald M. Rote, John R. Hull, Thomas M. Mulcahy +1 more 1996-12-24
5253591 High speed maglev design Donald M. Rote, Jianliang He 1993-10-19
5253592 Magnetic levitation configuration incorporating levitation, guidance and linear synchronous motor 1993-10-19
5222436 Propulsion and stabilization system for magnetically levitated vehicles 1993-06-29