DK

David J. Kachmarik

GE: 2 patents #244 of 2,468Top 10%
📍 North Olmsted, OH: #1 of 28 inventorsTop 4%
🗺 Ohio: #564 of 5,375 inventorsTop 15%
Overall (2004): #68,497 of 270,089Top 30%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6756746 Method of delaying and sequencing the starting of inverters that ballast lamps Louis R. Nerone, Melvin Cosby 2004-06-29
6686705 Ballast circuit with multiple inverters and dimming controller Louis R. Nerone, Melvin Cosby 2004-02-03