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COULTER SYSTEMS CORP

Overview
  • Total Patents
    718
About

COULTER SYSTEMS CORP has a total of 718 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets optics, audio-visual technology and machines are SPECTRUM SCIENCES BV, MURAYAMA KENTARO and HAMAYA MASAHITO.

Patent filings per year

Chart showing COULTER SYSTEMS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kuehnle Manfred R 204
#2 Kuehnle M R 50
#3 Weber Harold J 33
#4 Cahill Lysle D 30
#5 Kuehnle Manfred Rudolf 23
#6 Martinez Ferdinand 21
#7 Rose Robert M 20
#8 Kuehnle M 18
#9 Manfuretsudo Rudorufu Kueenru 18
#10 Matkan Josef 16

Latest patents

Publication Filing date Title
US4986211A Toning method and member for electrostatography
US4918487A Toner applicator for electrophotographic microimagery
AU6440086A Method of image fixing in colour electrostatography
EP0226750A1 Method of electrostatic color proofing by image reversal
EP0225456A2 Method of image reversal in color electrophotography
EP0221451A1 Method of image fixing in colour electrostatography
CA1279087C Method of image reversal in colour electrophotography
EP0190404A1 Method and apparatus for imaging electrophotographic member with heat energy
US4664499A Electrostatic duplicator for multicolor imagery
US4628367A Method and device for reading digital data in an optical mass memory system using electrophotography
JPS6083965A Formation of image on photoconductive film member
US4566042A Electrophotographic imaging apparatus by variably placing pixel elements
ZA8405032B Method of toning the latent image formed on the exterior of a looped electrophotographic belt
AU3987785A Multicolour electrostatic duplicator
SG81083G High speed electrophotographic medium and method
US4493549A Optical system for imaging an electrophotographic member
US4504126A Digital plate maker system and method
ES8503444A1 Method for electrophotographically reproducing an image drawing.
DK437383D0 Opak contact copy and procedure for its manufacturing
DK437483D0 Pressure plate for relief printing and procedure for its manufacturing