JS

John M. Spence

Eastman Kodak: 3 patents #2,892 of 8,114Top 40%
BW Burroughs Wellcome: 1 patents #145 of 312Top 50%
Overall (All Time): #1,289,564 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5480757 Two component electrophotographic developers and preparation method Thomas A. Jadwin, Hans W. Osterhoudt, Dinesh Tyagi 1996-01-02
4912009 Toner composition and method of making Allan R. Amering, Dennis E. Smith 1990-03-27
4814250 Electrophotographic toner and developer compositions containing dioctylsulfosuccinate and sodium benzoate charge control agents Michelle S. Kwarta, Howard J. Helenbrook 1989-03-21
4209513 Tablet formulation Allan J. Torode, David R. Harden 1980-06-24