WP

William T. Plummer

PO Polaroid: 5 patents #1 of 103Top 1%
📍 Concord, MA: #1 of 40 inventorsTop 3%
🗺 Massachusetts: #14 of 2,831 inventorsTop 1%
Overall (1989): #1,986 of 140,708Top 2%
5
Patents 1989

Issued Patents 1989

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
4882594 Method for making a smooth, uniform image of a laser diode array 1989-11-21
4843481 CCD scanning apparatus for use with rotary head printer 1989-06-27
4816939 Magnetic recording media and servo systems using light-transmitting optical gratings Vernon E. Ford, Jeremy K. Jones, John J. Mader 1989-03-28
4814118 Method of molding a connector for optical fibers Robert J. Boyea 1989-03-21
4806034 Write head controller with grid synchronization 1989-02-21