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CALCOMP INC

Overview
  • Total Patents
    166
About

CALCOMP INC has a total of 166 patent applications. Its first patent ever was published in 1982. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets computer technology, measurement and textiles and paper are HEWLETT PACKARD DEVELOPMENT CO, SCHIESTL ANGELO and OKI DATA AMERICAS INC.

Patent filings per year

Chart showing CALCOMP INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Landmeier Waldo L 21
#2 Nguyen Patrick 12
#3 Stapleton Jeff T 11
#4 Watson James S 10
#5 Bertalan John M 10
#6 Rockwell Lynn H 10
#7 Lawrence James 9
#8 Doubrava Dana 9
#9 Ostermeier Bruce H 9
#10 Sabonis Charles J 8

Latest patents

Publication Filing date Title
WO9634759A1 Ink source positioner for an ink delivery system
WO9634758A1 Ink source encryption device for an ink delivery system
WO9634757A1 Manifold for an ink delivery system
WO9634753A1 Ink disposal system for printers
US5801726A Service station support bracket for printers
US5854449A High accuracy digitizer system
US5856639A Pointer position detection system using a signal processor in the pointer
US5714720A High efficiency passive pointer digitizer system
US5682039A Media position sensing system having a plurality of apertures in the media edge margin
US5719608A Constant flow ink delivery system
US5710579A Sensor system for printers
US5721577A Large capacity ink cartridge
US5710585A Ink source for an ink delivery system
US5461402A Pinch roller for pen plotters including platen bridge to prevent media snag
SG107794G Shifting wire sequence digitizer system
US5525981A Cordless digitizer transducer/cursor status transmission apparatus and method
HK21294A Digitizing tablet
SG11994G Digitizing tablet
US5436598A Phase lock loop circuit for signals periodically inverting in phase
US5596351A Ink level sensing on a pen carriage in a pen plotter