Inventor · Rochester, NY, US

Daniel M. Bray

42Patents
10h-index
66Co-inventors
78Inventor score

Filing activity: Sep 8, 1986 → Jan 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5355199A Development unit for an electrophotographic printer having a torque-triggered outlet port Physics 33 Expired
US5153647A Development system having tensioned electrode wires Physics 20 Expired
US5128725A Method and apparatus for increasing toner loading of a cleaning brush for improved surface cleaning in electrophotographic imaging Physics 18 Expired
US5241356A Method and apparatus for minimizing the voltage difference between a developed electrostatic image area and a latent electrostaic non-developed image Physics 17 Expired
US5253016A Contaminant control for scavengeless development in a xerographic apparatus Physics 16 Expired
US4829338A Electrophotographic device with improved bead pickoff arrangement Physics 13 Expired
US5581330A Method and apparatus for reducing residual toner voltage Physics 13 Expired
US5422709A Electrode wire grid for developer unit Physics 11 Expired
US10528916B1 Competency-based question selection for digital evaluation platforms Physics 11 Active
US7697166B2 Color job output matching for a printing system Electricity 10 Active
US6785481B2 Developer housing with variable speed mixing for improving material life and performance Physics 10 Expired
US7224917B2 Method and system for reducing toner abuse in development systems of electrophotographic systems Physics 8 Expired
US5606722A Internal electrical contact for magnetic development rolls Physics 5 Expired
US5365317A Charging system for eliminating edgebanding in an electrostatographic printing process Physics 5 Expired
US6993272B2 Method of development of custom colors without changing developer housing Physics 5 Expired
US4771311A Development apparatus Physics 4 Expired
USD915254S1 Power close button for a vehicle door General 4 Active
US8177347B2 Dual mode printer Performing Operations; Transporting 3 Active
US5499084A Development system for use in a color printer Physics 3 Expired
US7639970B2 Optimization of magnetic roll speed profile in an electrophotographic printing system Physics 3 Active
US5649271A Air handling system for a development housing Physics 3 Expired
US8203750B2 Color job reprint set-up for a printing system Electricity 2 Active
US7512366B1 Apparatus and methods for loading a donor roll utilizing a slow speed trim roll Physics 2 Active
US6618564B2 Electrophotographic development system with custom color printing Physics 2 Expired
US8077191B2 Erase and writing continuous for erasable media Performing Operations; Transporting 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.