Patents by Inventor Fumitaka Ueda

Fumitaka Ueda has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20100209523
    Abstract: A powder composition, includes: (A) an oil-soluble antioxidant substance powder; (B) a water-soluble antioxidant substance powder; and (C) at least one of zinc, selenium, manganese and copper.
    Type: Application
    Filed: September 3, 2008
    Publication date: August 19, 2010
    Applicant: FUJIFILM CORPORATION
    Inventor: Fumitaka Ueda
  • Publication number: 20100196540
    Abstract: A foodstuff of a tablet or capsule, includes: an extract of a plant of genus Salacia; and at least one of calcium carbonate and silicon dioxide in an amount of 1% by mass or more based on the total mass of the tablet or capsule, wherein 50% inhibition concentration (IC50 value) of sucrase is 10 ?g/ml or more and 300 ?g/ml or less.
    Type: Application
    Filed: September 3, 2008
    Publication date: August 5, 2010
    Applicant: FUJIFILM CORPORATION
    Inventors: Fumitaka Ueda, Tomoko Mori
  • Publication number: 20040086811
    Abstract: A silver halide color photosensitive material has, on a support, a unit blue-sensitive silver halide emulsion layer, a unit green-sensitive silver halide emulsion layer and a unit red-sensitive silver halide emulsion layer, each comprising two or more light-sensitive layers having the same color sensitivity but differing in speed to each other. The silver halide color photosensitive material contains at least one compound represented by the following general formula (I) or general formula (II); and at least one of the light-sensitive layers contains silver halide grains in which tabular grains each having an aspect ratio of 5.0 or more account for 60% or more of the total projected area of the silver halide grains.
    Type: Application
    Filed: October 21, 2003
    Publication date: May 6, 2004
    Applicant: FUJI PHOTO FILM CO., LTD.
    Inventors: Fumitaka Ueda, Koji Takaku, Ryoji Nishimura, Keisuke Matsumoto, Yoshio Ishii
  • Patent number: 6610466
    Abstract: A silver halide photographic lightsensitive material comprising at least one silver halide photographic emulsion layer containing a silver halide photographic emulsion prepared by mixing a dispersion of silver halide grains, the silver halide grains exhibiting such spectral absorption maximum wavelength and light absorption intensity that, when the spectral absorption maximum wavelength is less than 500 nm, the light absorption intensity is 60 or more, while when the spectral absorption maximum wavelength is 500 nm or more, the light absorption intensity is 100 or more, with an emulsified dispersion, wherein the silver halide photographic emulsion, when agitated at 40° C. for 30 min, exhibits a variation of absorption spectrum integrated intensity ranging from 400 nm to 700 nm of 10% or less.
    Type: Grant
    Filed: August 28, 2001
    Date of Patent: August 26, 2003
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Masami Sakurada, Kiyoshi Morimoto, Fumitaka Ueda, Toru Yamada
  • Publication number: 20020177087
    Abstract: A silver halide photographic lightsensitive material comprising at least one silver halide photographic emulsion layer containing a silver halide photographic emulsion prepared by mixing a dispersion of silver halide grains, the silver halide grains exhibiting such spectral absorption maximum wavelength and light absorption intensity that, when the spectral absorption maximum wavelength is less than 500 nm, the light absorption intensity is 60 or more, while when the spectral absorption maximum wavelength is 500 nm or more, the light absorption intensity is 100 or more, with an emulsified dispersion, wherein the silver halide photographic emulsion, when agitated at 40° C. for 30 min, exhibits a variation of absorption spectrum integrated intensity ranging from 400 nm to 700 nm of 10% or less.
    Type: Application
    Filed: August 28, 2001
    Publication date: November 28, 2002
    Inventors: Masami Sakurada, Kiyoshi Morimoto, Fumitaka Ueda, Toru Yamada
  • Patent number: 6261750
    Abstract: A silver halide color light-sensitive material contains at least one light-sensitive silver halide emulsion layer and at least one non-light-sensitive layer on a support, wherein at least one of the non-light-sensitive layers contains a silver halide emulsion having a previously fogged surface, and the non-light-sensitive layer containing the previously fogged emulsion and/or its adjacent layer contains a compound capable of releasing a photographically useful group or its precursor by a coupling reaction with the oxidized form of a developing agent, wherein the previously fogged emulsion is developed during color development to evenly form the oxidized form of a color developing agent, and the photographically useful group or its precursor is released non-imagewise by the coupling reaction.
    Type: Grant
    Filed: March 31, 2000
    Date of Patent: July 17, 2001
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Yoshio Ishii, Takayuki Ito, Fumitaka Ueda, Hiroyuki Yoneyama
  • Patent number: 6218096
    Abstract: A silver halide (AgX) color photosensitive material comprises, on a support, a AgX emulsion layer (BL) containing a yellow coupler and spectrally sensitized such that a spectral sensitivity region is 400 to 520 nm, a AgX emulsion layer (GL) containing a magenta coupler and spectrally sensitized such that a spectral sensitivity region is 470 to 600 nm, and a AgX emulsion layer (RL) containing a cyan coupler and spectrally sensitized such that a spectral sensitivity region is 540 to 700 nm, wherein barycentric sensitivity wavelength of a spectral sensitivity distribution of GL (&lgr;G), that of RL (&lgr;R), and that of BL (&lgr;B) are 520 to 580 nm, 590 to 650 nm, and 430 to 485 nm, respectively, the material further has an interlayer effect donor lay (DL) by which a barycentric wavelength (&lgr;−R) of a magnitude distribution of an interlayer effect given to at least one RL at a wavelength of 500 to 600 nm satisfies 500 nm≦&lgr;−R≦560 nm, and &lgr;G−&lgr;−R≧5 nm, DL is placed c
    Type: Grant
    Filed: April 20, 1999
    Date of Patent: April 17, 2001
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Yoshio Ishii, Akira Ikeda, Fumitaka Ueda, Hiroyuki Yamagami, Yoshiharu Yabuki
  • Patent number: 5538836
    Abstract: A silver halide color photographic material having an excellent color reproducibility, high sensitivity and excellent graininess.The silver halide color photographic material contains at least one of each blue-sensitive emulsion, green-sensitive emulsion, red-sensitive emulsion layer and hydrophilic colloid layers, in which the hydrophilic colloid layer contains a compound of formula (I) and the silver halide emulsion layer, which gives an interlayer effect to said red-sensitive layer, contains a silver halide emulsion spectrally sensitized with a compound represented by formulae (II) and (III).
    Type: Grant
    Filed: November 15, 1995
    Date of Patent: July 23, 1996
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Fumitaka Ueda, Junji Nishigaki, Tetsuo Nakamura
  • Patent number: 5500336
    Abstract: A silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer, where at least one silver halide emulsion layer contains a silver halide emulsion obtained by treating a silver halide emulsion containing a dye previously added thereto with a solid adsorbent which is a porous organic synthetic resin without any ion exchange group to thereby desorb the dye adsorbed.
    Type: Grant
    Filed: January 28, 1994
    Date of Patent: March 19, 1996
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hiroyuki Asanuma, Fumitaka Ueda, Tadaaki Tani
  • Patent number: 5449594
    Abstract: A silver halide color photographic light-sensitive material includes a support having provided thereon at least one blue-sensitive silver halide emulsion layer, at least one green-sensitive silver halide emulsion layer, at least one red-sensitive silver halide emulsion layer, and at least one hydrophilic colloid layer. The hydrophilic colloid layer contains a compound represented by Formula I below, a silver halide emulsion layer having an interlayer effect on the red-sensitive layer is also provided, and the layer with the interlayer effect contains a silver halide emulsion spectrally sensitized with a sensitizing dye represented by Formula (III) below.
    Type: Grant
    Filed: December 1, 1993
    Date of Patent: September 12, 1995
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Fumitaka Ueda, Junji Nishigaki
  • Patent number: 5391475
    Abstract: Disclosed is a silver halide color photographic photosensitive material in which the spectral sensitivity in the green short wavelength region is increased and which has excellent storage stability. The photosensitive material is sensitized by a selenium sensitizer represented by formula (I). Also, a green light sensitive photosensitive silver halide emulsion layer has been spectrally sensitized with a sensitizing dye represented by formula (II).
    Type: Grant
    Filed: May 4, 1993
    Date of Patent: February 21, 1995
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Junji Nishigaki, Fumitaka Ueda, Akihiko Ikegawa
  • Patent number: 5384234
    Abstract: The present invention provides a silver halide color photographic photosensitive material which has high saturation, excellent color reproduction and excellent graininess, the material comprising a silver halide emulsion layer which imparts an interlayer effect to a red sensitive silver halide emulsion layer is spectrally sensitized with a sensitizing dye represented by formula (I) and contains a development inhibitor releasing compound represented by formula (II).
    Type: Grant
    Filed: July 2, 1993
    Date of Patent: January 24, 1995
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Fumitaka Ueda, Junji Nishigaki, Akihiko Ikegawa