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Ken Iwakura

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  • Shizuoka-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Photo-sensitive and heat-sensitive recording material
    • Patent number 6,245,476
    • Issue date Jun 12, 2001
    • Fuji Photo Film Co., Ltd.
    • Tomohiro Kodama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Thermal recording material
    • Patent number 5,827,796
    • Issue date Oct 27, 1998
    • Fuji Photo Film Co., Ltd.
    • Ken Iwakura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Alpha-resorcyclic acid ester derivatives and recording materials us...
    • Patent number 5,693,374
    • Issue date Dec 2, 1997
    • Fuji Photo Film Co., Ltd.
    • Hisao Yamada
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Heat-sensitive recording material comprising a diazonium salt, a co...
    • Patent number 5,679,494
    • Issue date Oct 21, 1997
    • Fuji Photo Film Co., Ltd.
    • Kazumori Minami
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light-sensitive resin composition
    • Patent number 5,663,212
    • Issue date Sep 2, 1997
    • Fuji Photo Film Co., Ltd.
    • Yuichi Wakata
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Photosensitive bis(halomethyloxadiazole) compound and photosensitiv...
    • Patent number 5,652,082
    • Issue date Jul 29, 1997
    • Fuji Photo Film Co., Ltd.
    • Masatoshi Yumoto
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Photosensitive bis(halomethyloxadiazole) compound and photosensitiv...
    • Patent number 5,576,441
    • Issue date Nov 19, 1996
    • Fuji Photo Film Co., Ltd.
    • Masatoshi Yumoto
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Light-sensitive bistrihalomethyl-s-triazine compound and photopolym...
    • Patent number 5,484,682
    • Issue date Jan 16, 1996
    • Fuji Photo Film Co., Ltd.
    • Ken Iwakura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Recording material
    • Patent number 5,480,765
    • Issue date Jan 2, 1996
    • Fuji Photo Film Co., Ltd.
    • Naoto Yanagihara
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Thermal recording material
    • Patent number 5,464,804
    • Issue date Nov 7, 1995
    • Fuji Photo Film Co., Ltd.
    • Hiroshi Kawakami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Image forming method
    • Patent number 5,424,164
    • Issue date Jun 13, 1995
    • Fuji Photo Film Co., Ltd.
    • Masato Satomura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light-sensitive bistrihalomethyl-s-triazine compounds
    • Patent number 5,362,874
    • Issue date Nov 8, 1994
    • Fuji Photo Film Co., Ltd.
    • Ken Iwakura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Optical reading method
    • Patent number 5,340,606
    • Issue date Aug 23, 1994
    • Fuji Photo Film Co., Ltd.
    • Shojiro Sano
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Polymerizable phenol compound
    • Patent number 5,334,749
    • Issue date Aug 2, 1994
    • Fuji Photo Film Co., Ltd.
    • Yuuichi Fukushige
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Thermal recording material
    • Patent number 5,288,688
    • Issue date Feb 22, 1994
    • Fuji Photo Film Co., Ltd.
    • Hiroshi Kawakami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Heat-sensitive recording material
    • Patent number 5,286,703
    • Issue date Feb 15, 1994
    • Fuji Photo Film Co., Ltd.
    • Naotaka Wachi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Heat-sensitive recording material
    • Patent number 5,260,253
    • Issue date Nov 9, 1993
    • Fuji Photo Film Co., Ltd.
    • Hiroshi Kawakami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording medium
    • Patent number 5,202,304
    • Issue date Apr 13, 1993
    • Fuji Photo Film Co., Ltd.
    • Ken Iwakura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording material
    • Patent number 5,128,309
    • Issue date Jul 7, 1992
    • Fuji Photo Film Co., Ltd.
    • Ken Iwakura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Light- and heat-sensitive recording material
    • Patent number 5,091,280
    • Issue date Feb 25, 1992
    • Fuji Photo Film Co., Ltd.
    • Jun Yamaguchi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Optical image-recording material
    • Patent number 5,051,333
    • Issue date Sep 24, 1991
    • Fuji Photo Film Co., Ltd.
    • Naoto Yanagihara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Heat sensitive recording material
    • Patent number 4,999,333
    • Issue date Mar 12, 1991
    • Fuji Photo Film Co., Ltd.
    • Toshimasa Usami
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Heat-sensitive recording material
    • Patent number 4,994,431
    • Issue date Feb 19, 1991
    • Fuji Photo Film Co., Ltd.
    • Ken Iwakura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Heat-sensitive recording material
    • Patent number 4,985,391
    • Issue date Jan 15, 1991
    • Fuji Photo Film Co., Ltd.
    • Kenji Ikeda
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording material
    • Patent number 4,981,835
    • Issue date Jan 1, 1991
    • Fuji Photo Film Co., Ltd.
    • Ken Iwakura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording material
    • Patent number 4,981,836
    • Issue date Jan 1, 1991
    • Fuji Photo Film Co., Ltd.
    • Naoto Yanagihara
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Photopolymerizable composition containing 3,6-diaminofluoran compounds
    • Patent number 4,923,781
    • Issue date May 8, 1990
    • Fuji Photo Film Co., Ltd.
    • Sadao Fujikura
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Recording material
    • Patent number 4,920,091
    • Issue date Apr 24, 1990
    • Fuji Photo Film Co., Ltd.
    • Ken Iwakura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Recording material
    • Patent number 4,918,045
    • Issue date Apr 17, 1990
    • Fuji Photo Film Co., Ltd.
    • Katsumi Matsuoka
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Heat-sensitive recording material
    • Patent number 4,918,047
    • Issue date Apr 17, 1990
    • Fuji Photo Film Co., Ltd.
    • Kensuke Ikeda
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS