DR

David H. Riesland

FF France/Scott Fetzer: 2 patents #15 of 31Top 50%
GE: 2 patents #13,562 of 36,430Top 40%
📍 Danville, IL: #12 of 101 inventorsTop 15%
🗺 Illinois: #17,877 of 84,256 inventorsTop 25%
Overall (All Time): #1,043,799 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6366208 Diagnostic functions for power supply William Thomas Hopkins, Anthony William Banks 2002-04-02
6040778 Neon power supply with midpoint ground detection and diagnostic functions William Thomas Hopkins, Anthony William Banks 2000-03-21
5742489 Transformer housing and connector bushing 1998-04-21
RE31970 High efficiency ballast system for gaseous discharge lamps Edward E. Hammer, Eugene Lemmers 1985-08-13
4185233 High efficiency ballast system for gaseous discharge lamps Edward E. Hammer, Eugene Lemmers 1980-01-22