Inventor
MEANS RODNEY J
US31 patents
⚠️ This page may combine multiple inventors who share the name “MEANS RODNEY J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
20 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
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
US5638347AJun 10, 1997
Disk cartridge storage system
IBM43 citations92
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
US4373183AFeb 8, 1983
Bus interface units sharing a common bus using distributed control for allocation of the bus
IBM153 citations92
US5418773AMay 23, 1995
Zoned record carrier
IBM47 citations90
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
MOTOROLA INC
11 patentsUS3975712AAug 17, 1976
Asynchronous communication interface adaptor
MOTOROLA INC64 citations96
US4071887AJan 31, 1978
Synchronous serial data adaptor
MOTOROLA INC105 citations94
US4161787AJul 17, 1979
Programmable timer module coupled to microprocessor system
MOTOROLA INC45 citations89
US4106091AAug 8, 1978
Interrupt status indication logic for polled interrupt digital system
MOTOROLA INC27 citations82
US3979732ASep 7, 1976
Asynchronous status interlock circuit for interface adaptor
MOTOROLA INC31 citations82
US3976949AAug 24, 1976
Edge sensitive set-reset flip flop
MOTOROLA INC23 citations82
US3971960AJul 27, 1976
Flip-flop false output rejection circuit
MOTOROLA INC22 citations81
US4284953AAug 18, 1981
Character framing circuit
MOTOROLA INC16 citations74
US4225917ASep 30, 1980
Error driven interrupt for polled MPU systems
MOTOROLA INC7 citations74
US4090256AMay 16, 1978
First-in-first-out register implemented with single rank storage elements
MOTOROLA INC11 citations74
US4006457AFeb 1, 1977
Logic circuitry for selection of dedicated registers
MOTOROLA INC15 citations74