CB

Charles H. Black

BM Bally Manufacturing: 1 patents #32 of 85Top 40%
KE Keene: 1 patents #10 of 30Top 35%
📍 Chicago, IL: #3,897 of 13,327 inventorsTop 30%
🗺 Illinois: #26,653 of 84,256 inventorsTop 35%
Overall (All Time): #1,670,856 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4835624 High-speed magnetic encoding apparatus and method Vincent LaSusa 1989-05-30
4760247 Optical card reader utilizing area image processing Martin A. Keane 1988-07-26
4267916 Coin identification system Cary Nevin Eskow 1981-05-19