JD

John Douglas

SC Shriners Hospitals For Children: 3 patents #7 of 47Top 15%
📍 Philadelphia, PA: #974 of 4,834 inventorsTop 25%
🗺 Pennsylvania: #19,182 of 74,527 inventorsTop 30%
Overall (All Time): #1,269,667 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6591468 Sink lifting device — 2003-07-15
6424868 Portable functional electrical stimulation (FES) system for upper or lower extremity applications Brian Smith, Brian McGee, Randal R. Betz, Michael Ignatoski 2002-07-23
5983140 Portable functional electrical stimulation (FES) system for upper or lower extremity applications Brian Smith, Brian McGee, Randal R. Betz, Michael Ignatoski 1999-11-09
5861017 Portable functional electrical stimulation (FES) system for upper or lower extremity applications Brian Smith, Brian McGee, Randal R. Betz, Michael Ignatoski 1999-01-19