Inventor
KULAKOWSKI JOHN E
US24 patents
Patents
24 patentsUS5394534AFeb 28, 1995
Data compression/decompression and storage of compressed and uncompressed data on a same removable data storage medium
IBM228 citations99
US5303214AApr 12, 1994
Multi-media-type automatic libraries
IBM290 citations99
US6574424B1Jun 3, 2003
Method and apparatus for a randomizer for DVD video
IBM113 citations98
US5303219AApr 12, 1994
Reclamation of dust contaminated sectors in optical disk apparatus
IBM143 citations98
US4813011AMar 14, 1989
Data processing peripheral subsystems having a controller and a plurality of peripheral devices
IBM128 citations98
US5548572AAug 20, 1996
Spare and calibration sector management for optical WORM media
IBM104 citations97
US4827462AMay 2, 1989
Modular data storage directories for large-capacity data storage units
IBM172 citations97
US5132954AJul 21, 1992
Controls for optical disk relating to accessing and utilization of such disk
IBM83 citations96
US4939598AJul 3, 1990
Managing data storage space on large capacity record media
IBM86 citations96
US4814903AMar 21, 1989
Alternate storage areas in magnetooptical media
IBM73 citations96
US5418767AMay 23, 1995
Detection of overusage of spare sectors in an optical disk
IBM82 citations95
US5233584AAug 3, 1993
Optical disk device using high and low data-sensing criteria plus device recalibration for error control
IBM58 citations95
US5623470AApr 22, 1997
Reallocation of defective recording areas on CD-R or CD-E media
IBM124 citations94
US5119291AJun 2, 1992
Modular data storage directories for large-capacity data storage units wherein the index to the records in a sector is located in the next adjacent sector
IBM109 citations94
US5566077AOct 15, 1996
Media and optical drive operating temperature control system and method
IBM40 citations92
US5293565AMar 8, 1994
Fortmat for data-storing disk media wherein addressable track angular length is independent of disk revolutions
IBM40 citations92
US5132853AJul 21, 1992
Allocation procedures for optical disk recorders
IBM26 citations92
US4575827AMar 11, 1986
Self-archiving data recording
IBM42 citations92
US5418773AMay 23, 1995
Zoned record carrier
IBM47 citations90
US6512962B2Jan 28, 2003
Cabling picker in a library of stationary memory devices
IBM29 citations86
US5018126AMay 21, 1991
Checking media operations and recording during optical recording
IBM10 citations72
US4941139AJul 10, 1990
Checking media operations and recording during optical recording
IBM11 citations72
US4839877AJun 13, 1989
Rotational position controls for optical disk players using removable disks
IBM4 citations63
US5511228AApr 23, 1996
Apparatus and method for employing a host mode setting command to turn-off or leave-on a laser in an optical disk drive
IBM2 citations56