Inventor
KANNO TETSUO
JP20 patents
⚠️ This page may combine multiple inventors who share the name “KANNO TETSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
13 patentsUS5086422AFeb 4, 1992
Optical disk apparatus
RICOH KK64 citations94
US5912870AJun 15, 1999
Disk drive unit having improved shutter mechanism
RICOH KK27 citations92
US5787063AJul 28, 1998
Disk drive unit having improved shutter mechanism
RICOH KK21 citations92
US5351228ASep 27, 1994
Optical disk drive unit
RICOH KK43 citations92
US4823336AApr 18, 1989
Optical disk drive
RICOH KK53 citations92
US5231623AJul 27, 1993
Optical disk drive apparatus
RICOH KK25 citations91
US5025339AJun 18, 1991
Disk drive apparatus with oil damper on eject lever
RICOH KK24 citations88
US5237551AAug 17, 1993
Apparatus measuring an output of a disk drive
RICOH KK20 citations81
US5119252AJun 2, 1992
Inhibiting ejection of disc memory for selected time after power off
RICOH KK12 citations74
US5506828AApr 9, 1996
Optical disk loading apparatus with disk loading mechanism
RICOH KK11 citations72
US4763212AAug 9, 1988
Floppy disk drive with a linearly operated media clamp
RICOH KK7 citations71
US4620249AOct 28, 1986
Apparatus for driving a floppy disc
RICOH KK11 citations69
US4729047AMar 1, 1988
Disk driving device for a disk cartridge
RICOH KK4 citations63