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EXTEL CORP

Overview
  • Total Patents
    169
About

EXTEL CORP has a total of 169 patent applications. Its first patent ever was published in 1967. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets textiles and paper, digital networks and computer technology are DATAPRODUCTS CORP, PRINTRONIX INC and MIKOH IMAGING SYSTEMS PTY LTD.

Patent filings per year

Chart showing EXTEL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zenner Walter J 14
#2 Fulton John R 13
#3 Kranz Raymond E 11
#4 Ryan Richard G 8
#5 Martin Donald P 8
#6 Kaplan Edward L 6
#7 Fulton J R 6
#8 Mero Peter G S 6
#9 Cless Gerhard 6
#10 Smejkal George 6

Latest patents

Publication Filing date Title
US4850008A Method and apparatus for discrimination between different kinds of data transmission
US4839802A Adaptation of computer to communication operation
GB8400165D0 Printhead carriage guide
GB2103546A Reversing ribbon drive mechanism
US4392755A Magnetic dot matrix printing
US4392754A Magnetic dot matrix printing method and apparatus
US4346854A Printer paper take-up and storage device
US4363461A Tape reader motor mount
US4242004A Dot matrix printhead driver
ES475954A1 A driving device for the car of a writing machine. (Machine-translation by Google Translate, not legally binding)
ES475952A1 An electronic printing speed control apparatus for a point matrix printer, and a corresponding method (Machine-translation by Google Translate, not legally binding)
ES475953A1 A method of controlling the printing speed of a printer by matrix of points, and a corresponding apparatus (Machine-translation by Google Translate, not legally binding)
ES475955A3 A control device for presenting texts, in a data printer. (Machine-translation by Google Translate, not legally binding)
CA1109927A Manufacture of thin film thermal print head
US4206541A Method of manufacturing thin film thermal print heads
CA1060401A Tape punch machine
CA1074181A Descender printing system for dot matrix printer
US4044946A Tape punch machine
US4063045A Telecommunication line switching circuit
AU1362176A Control system for highspeed printer