RC

Robert F. Contri

JC John Zink Company: 3 patents #37 of 141Top 30%
SL Sunbeam Corporation Limited: 1 patents #87 of 170Top 55%
📍 Villa Park, IL: #55 of 246 inventorsTop 25%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,305,622 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4673798 Dual temperature electric curling iron having a safety shut-off circuit William R. Hemrich 1987-06-16
4661685 Electronic pressing iron 1987-04-28
4568193 Intermittent low speed control for motor operated appliance Donald A. Sadecki 1986-02-04
4326153 Feedback motor control circuit 1982-04-20