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PERTEC COMPUTER CORP

Overview
  • Total Patents
    39
About

PERTEC COMPUTER CORP has a total of 39 patent applications. Its first patent ever was published in 1974. It filed its patents most often in United States, Canada and Australia. Its main competitors in its focus markets audio-visual technology, basic communication technologies and measurement are TANDBERG DATA STORAGE AS, RODIME PLC and GUZIK TECHNICAL ENTERPRISES IN.

Patent filings in countries

World map showing PERTEC COMPUTER CORPs patent filings in countries
# Country Total Patents
#1 United States 17
#2 Canada 8
#3 Australia 7
#4 United Kingdom 7

Patent filings per year

Chart showing PERTEC COMPUTER CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fultz Jack V 6
#2 Brand Abraham 6
#3 Perahia Avraham 4
#4 Desai Ashok K 3
#5 Barton Richard E 3
#6 Marinello Raymond J 3
#7 Dunstan Eric M 3
#8 Shebanow Michael S 3
#9 Abraham Robert C 2
#10 Barmache Evan L 2

Latest patents

Publication Filing date Title
US4563653A Servo preamplifier and demodulator chain using transconductance balanced modulators
US4425534A Linear motor velocity sensor
US4384309A Closed loop servo demodulator for positioning a servo head
US4371904A Flexible magnetic disk system
AU4887379A Emergency head unload system for magnetic disk drive
US4237501A Emergency head unload system for magnetic disk drive
US4357707A Digital phase lock loop for flexible disk data recovery system
US4301416A Servo preamplifier and demodulator chain using transconductance balanced modulators
US4207601A Transient temperature compensation for moving head disk drive
US4205357A Disk drive unit incorporating a field-replaceable fixed disk assembly
US4167772A Circuit board mounting means
CA1089951A Electronic system for detecting direction of motion
US4244109A Apparatus for mounting and aligning printed circuit board
US4078192A Synthesizer for multiphase waveforms
US4078173A Light amplitude control system for position and motion transducers
US4055814A Phase locked loop for synchronizing VCO with digital data pulses
US4027217A Speed control for a motor
US4012791A Disk drive apparatus