LM

Lloyd E. Matthews

ZE Zenith Electronics: 2 patents #142 of 411Top 35%
ZR Zenith Radio: 2 patents #44 of 184Top 25%
📍 Berwyn, IL: #31 of 152 inventorsTop 25%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,303,759 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4885510 Beam current compensated vertical size control 1989-12-05
4652987 Regulator with rectifier IR drop compensation Philip J. Nowaczyk 1987-03-24
4289994 Vertical drive circuit for video display Gregory J. Beaumont 1981-09-15
4234828 Self-oscillating sawtooth current deflection generator 1980-11-18