JL

John Lewis

CL Cambridge Consultants Limited: 2 patents #16 of 93Top 20%
Tektronix: 2 patents #537 of 1,698Top 35%
📍 Tigard, OR: #199 of 696 inventorsTop 30%
🗺 Oregon: #8,503 of 28,073 inventorsTop 35%
Overall (All Time): #1,301,174 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4908621 Autocalibrated multistage A/D converter John D. Polonio, Bruce J. Penney 1990-03-13
4551731 Ink jet printing apparatus correctional in drop placement errors Michael R. Keeling, David R. Bowen, Anthony D. Paton 1985-11-05
4393443 Memory mapping system 1983-07-12
4384295 Liquid jet printing apparatus using a raster of drops to effect printing Michael R. Keeling, Graham Dagnall Martin, Elaine A. Pullen 1983-05-17