DS

David A. Schwendner

📍 Oak Park, IL: #396 of 677 inventorsTop 60%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,113,319 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
RE30296 Digital electronic dimmer James P. Kirby, Peggy D. Dudley 1980-06-03