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DISCOVISION ASS

Overview
  • Total Patents
    1,660
About

DISCOVISION ASS has a total of 1,660 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, Japan and EPO (European Patent Office). Its main competitors in its focus markets audio-visual technology, computer technology and machines are CERBERUS CENTRAL LTD, YOKOEKAWA HIKARI and DATAPLAY INC.

Patent filings per year

Chart showing DISCOVISION ASSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wilkinson Richard L 118
#2 Ceshkovsky Ludwig 111
#3 Sotheran Martin William 104
#4 Wise Adrian Philip 94
#5 Robbins William Philip 81
#6 Jones Anthony Mark 73
#7 Claydon Anthony Peter John 63
#8 Dakin Wayne Ray 60
#9 Getreuer Kurt Walter 59
#10 Lewis David E 57

Latest patents

Publication Filing date Title
US2005232117A1 Synthetic numerical aperture device and method
US2006181973A1 Method and apparatus for differing focus between at least two dimensions
US2006133229A1 Low seek time optical media tracking system
US7050381B2 Optical system having a convex surface for accessing a storage medium
US7936659B2 Method and apparatus for micro optical recording and playback tracking control
AU2002314079A1 Method and apparatus for recording to and reading from a multi-layer diffractive optics memory
US2005180300A1 Multichannel parallel recording and reading for hyper large bandpass photonics memory
EP1502160A1 Fast duplication of diffractive storage device for mass production
AU2002312920A1 Double faced double storage capacity medium
WO03091995A1 Parallel recording and reading of diffractive memory using multiple object beams
WO03091997A1 Holographic data storage system
WO03081580A1 Method and apparatus for recording to and reading from a diffractive optics memory using symmetrical angular encoding
US2002069031A1 Time and work tracker for wireless devices
US2003147313A1 Pause control for a media player with a movable pickup
US2003112723A1 High-density optical pickup for rotating media
WO03049091A1 Dynamic solid state diffractive optics applied for reading a diffractive optics memory
TW591610B Tracking servo system of optical disk drive and method thereof
IL139195D0 Optical seek method and apparatus
IL139083D0 Seek actuator for optical recording
AU6651000A A method for moving an optical head from an initial track to a target track on a storage medium