Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Signature sensing for optimum toner control with donor roll

Signature sensing for optimum toner control with donor roll

US Patent 5887221 · Granted Mar 23, 1999

Estimated economic value: $26,338,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Semi-automatic image quality adjustment for multiple marking engine systems2007
Process for minimizing toner usage in minimum area coverage patches and minimizi2005
Hybrid scavengeless development using direct current voltage shift to remove wir2003
Diagnostics for color printer on-line spectrophotometer control system2003
Method and apparatus for dynamically controlling image density2002
Control of halftone and solid area image quality by way of a halftone discharge 2001
Electrostatographic reproduction machine having dual mode development unit contr2000
Adaptive feed forward compensation for time varying toner cohesivity1998
Image on image process color with two black development steps1997
Closed-loop developability control in a xerographic copier or printer1996
Xerographic setup and operating system for electrostatographic reproduction mach1991
Xerographic setup and operating system for electrostatographic reproduction mach1991