Inventor
IWAKURA MASAO
JP17 patents
⚠️ This page may combine multiple inventors who share the name “IWAKURA MASAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
15 patentsUS6665139B2Dec 16, 2003
Magnetic-disc unit with gap between disc and shroud
HITACHI LTD23 citations92
US6600626B2Jul 29, 2003
Magnetic disk apparatus
HITACHI LTD19 citations92
US6369978B1Apr 9, 2002
Magnetic disk apparatus with shroud having opening downstream of moveable arm
HITACHI LTD49 citations92
US5720442AFeb 24, 1998
Capstanless tape driving method and information recording and reproduction apparatus
HITACHI LTD34 citations92
US6490123B1Dec 3, 2002
Disc drive having 3.5 inch form factor housing and 2.5 inch form factor disk media
HITACHI LTD43 citations91
US5124854AJun 23, 1992
Cassette loading apparatus having an inner cassette holder supported on an outer cassette holder
HITACHI LTD34 citations89
US5537266AJul 16, 1996
Tape loading device and magnetic conversion apparatus
HITACHI LTD8 citations73
US5119257AJun 2, 1992
Rotary head device having a motor within the rotary drum, and magnetic recording and reproducing apparatus using the same
HITACHI LTD16 citations73
US5315460AMay 24, 1994
Magnetic recording and reproducing apparatus including S fixed chassis for supporting a head drum and a movable chassis for mounting a tape cassette
HITACHI LTD12 citations72
US5065264ANov 12, 1991
Capstan arrangement for a magnetic recording/reproduction apparatus
HITACHI LTD8 citations72
US6728074B2Apr 27, 2004
Method and apparatus for information recording and reproducing using an air force latch mechanism
HITACHI LTD8 citations71
US5278707AJan 11, 1994
Tape loading mechanism for magnetic recording and/or reproducing apparatus
HITACHI LTD8 citations71
US6898049B2May 24, 2005
Magnetic disk apparatus with air flow bypass channel
HITACHI LTD4 citations62
US7925028B2Apr 12, 2011
Electronic device having a blower with noise control
HITACHI LTD6 citations61
US6717774B2Apr 6, 2004
Information recording and reproducing apparatus with an air force latch mechanism
HITACHI LTD4 citations60
HITACHI GLOBAL STORAGE TECH
2 patentsUS7330334B2Feb 12, 2008
Magnetic disk apparatus with shroud and having open space downstream of moveable arms in communication with bypass channel
HITACHI GLOBAL STORAGE TECH14 citations92
US7733599B2Jun 8, 2010
Structure to prevent deformation of magnetic disk device housing
HITACHI GLOBAL STORAGE TECH2 citations56