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CANON INFORMATION SYST INC

Overview
  • Total Patents
    169
About

CANON INFORMATION SYST INC has a total of 169 patent applications. Its first patent ever was published in 1991. It filed its patents most often in United States, Japan and EPO (European Patent Office). Its main competitors in its focus markets computer technology, digital networks and audio-visual technology are OPEN TEXT SA ULC, ENVAULT CORP OY and RODGERS STEPHANE.

Patent filings in countries

World map showing CANON INFORMATION SYST INCs patent filings in countries

Patent filings per year

Chart showing CANON INFORMATION SYST INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Russell William C 25
#2 Uiriamu Shii Ratsuseru 16
#3 Barrett Lorraine F 15
#4 Luther Willis J 14
#5 Jiyooji Ei Karubitsutsu 12
#6 Wadsworth Robert D 12
#7 Kodimer Marianne L 10
#8 Robaato Deii Watsuzuwaasu 10
#9 Roorein Efu Baretsuto 9
#10 Danknick Dan 9

Latest patents

Publication Filing date Title
WO0205028A1 Data reproduction system and method
US7454482B2 Print queue manager
US6920506B2 Discovery and management of network printers
US7552239B2 Network device mimic support
US7173730B1 Rule-based data reproduction system and method
US7058681B1 Data reproduction system and method
US5900932A Tristimulus template-type colorimeter
US6006279A Plug-in module host framework
US5893127A Generator for document with HTML tagged table having data elements which preserve layout relationships of information in bitmap image of original document
US6021429A Network device which maintains a list of device addresses
US5901286A Method and apparatus for communicating with a network peripheral
US6003078A Automatic service requests over the world wide web
US6029182A System for generating a custom formatted hypertext document by using a personal profile to retrieve hierarchical documents
US5701366A Halftoning with gradient-based selection of dither matrices
US5737453A Enhanced error-diffusion method for color or black-and-white reproduction
US5923774A Matrix-based gray component replacement for color halftoning
US5781192A Data transfer system
EP0710914A1 Smart programming of flash memory
US5646752A Color image processing apparatus which uses private tags to alter a predefined color transformation sequence of a device profile
US5694537A Network device which selects a time service provider