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Minoru Fujita

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  • Ibaragi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Photosolder resist composition
    • Patent number 6,767,678
    • Issue date Jul 27, 2004
    • Nippon Paint Co., Ltd.
    • Naoya Yabuuchi
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Disk cartridge
    • Patent number 6,654,338
    • Issue date Nov 25, 2003
    • Hitachi Maxell, Ltd.
    • Osamu Ishizaki
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Recording disk cartridge
    • Patent number 6,522,623
    • Issue date Feb 18, 2003
    • Hitachi Maxell, Ltd.
    • Minoru Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Aqueous photosolder resist composition
    • Patent number 6,361,924
    • Issue date Mar 26, 2002
    • Nippon Paint Co., Ltd.
    • Naoya Yabuuchi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Disk cartridge
    • Patent number 5,923,641
    • Issue date Jul 13, 1999
    • Hitachi Maxell, Ltd.
    • Minoru Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic disk cartridge and shutter opening-closing mechanism for t...
    • Patent number 5,646,807
    • Issue date Jul 8, 1997
    • Hitachi Maxell, Inc.
    • Takeshi Ohnuki
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic recording medium
    • Patent number 5,430,594
    • Issue date Jul 4, 1995
    • Hitachi Maxell, Ltd.
    • Nobuhiro Umebayashi
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Disk cartridge shutter
    • Patent number 5,151,894
    • Issue date Sep 29, 1992
    • Hitachi Maxell, Ltd.
    • Minoru Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Shutter for a cartridge case
    • Patent number 5,140,490
    • Issue date Aug 18, 1992
    • Hitachi Maxell, Ltd.
    • Minoru Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Disc cartridge shutter
    • Patent number 5,121,380
    • Issue date Jun 9, 1992
    • Hitachi Maxell, Ltd.
    • Minoru Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Disk cartridge and disk drive
    • Patent number 5,111,446
    • Issue date May 5, 1992
    • Hitachi Maxell, Ltd.
    • Minoru Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Disk cartridge shutter
    • Patent number 5,084,862
    • Issue date Jan 28, 1992
    • Hitachi Maxell, Ltd.
    • Minoru Fujita
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Disk cartridge case formed by ultrasonic welding
    • Patent number 4,970,618
    • Issue date Nov 13, 1990
    • Hitachi Maxell, Ltd.
    • Yoshitake Kato
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Shutter assembly for a disk cartridge
    • Patent number 4,918,559
    • Issue date Apr 17, 1990
    • Hitachi Maxwell, Ltd.
    • Hiroshi Maruyama
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Disk cartridge with shutter biasing device
    • Patent number 4,851,948
    • Issue date Jul 25, 1989
    • Hitachi Maxell, Ltd.
    • Yoshitake Kato
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Disc cartridge with a cleaning mechanism
    • Patent number 4,734,815
    • Issue date Mar 29, 1988
    • Hitachi Maxell, Ltd.
    • Nobuhiko Naganawa
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Shutter assembly for use in a disc cartridge
    • Patent number 4,714,973
    • Issue date Dec 22, 1987
    • Hitachi Maxell, Ltd.
    • Yoshitake Kato
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    Hologram medium cartridge
    • Publication number 20060277563
    • Publication date Dec 7, 2006
    • HITACHI MAXELL, LTD.
    • Atsushi Sato
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Photosolder resist composition
    • Publication number 20040063849
    • Publication date Apr 1, 2004
    • Nippon Paint Co., Ltd.
    • Naoya Yabuuchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Photosolder resist composition
    • Publication number 20020090573
    • Publication date Jul 11, 2002
    • Naoya Yabuuchi
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Disk cartridge
    • Publication number 20020024926
    • Publication date Feb 28, 2002
    • Osamu Ishizaki
    • G11 - INFORMATION STORAGE