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PRIAM CORP

Overview
  • Total Patents
    66
About

PRIAM CORP has a total of 66 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Japan, Germany and United Kingdom. Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and basic communication technologies are ACUTE APPLIED TECHNOLOGIES INC, MAGNAVOX ELECTRONICS COMPANY L and OZEN CO LTD.

Patent filings in countries

World map showing PRIAM CORPs patent filings in countries
# Country Total Patents
#1 Japan 18
#2 Germany 17
#3 United Kingdom 16
#4 United States 14
#5 France 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Hazebrouck Henry B 10
#2 Cloke Robert L 6
#3 Henrii Bii Heizeburotsuku 5
#4 Castagna Joseph T 4
#5 Grubish James J 4
#6 Viskochil Stephen R 3
#7 Gollbach Lawrence W 3
#8 Degeus Richard 3
#9 Robaato Eru Kurooku 2
#10 Harting John Lynn 2

Latest patents

Publication Filing date Title
US4881139A Latch mechanism for rotary actuator and the like
US4833667A Spindle motor assembly for low acoustic noise environments
US4843503A Head arm damping device for disc drive actuators
JPS63255877A Disc driver having heat compensation means for carriage assembly
US4764828A Disc and hub centering device for use in magnetic disc drives
GB8619002D0 Dynamic absorber device for use with disk drives
DE3601845A1 TO BE USED WITH A MAGNETIC DISK DRIVE
DE3601843A1 TO BE USED WITH A MAGNETIC DISK DRIVE
DE3601844A1 SWIVEL ACTUATION DEVICE USED IN A MAGNETIC DISK DRIVE
JPS61203861A Compact voice coil motor and disc driver using the same
GB8526476D0 Grounding arrangement for head disk assembly
US4691254A Data processing system including encoder, decoder and write precompensator, using run length limited code
US4697098A Composite gate generator circuit for detecting valid data signals
US4635151A Rotary actuator having preloaded spring crash stop
US4616275A Disc servo with 1F-2F servo pattern
US4595221A Disc transfer device
US4631431A Linear motor having improved magnetic characteristics
JPS60101772A Disc driver
US4594627A Safety latch for pickup heads and carriage disc drive
GB2092780A Digital motor speed controller