Patents by Inventor Eiichi Ueda

Eiichi 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).

  • Patent number: 6828086
    Abstract: A water-based coating composition is disclosed, comprising a latex comprising a polymer impregnated with an infared absorbing compound and a water-soluble polyester or latex comprising polymer containing an active methylene group. An infrared absorbing film and a photothermographic material by use thereof are also disclosed.
    Type: Grant
    Filed: September 18, 2002
    Date of Patent: December 7, 2004
    Assignee: Konica Corporation
    Inventors: Eiichi Ueda, Chiaki Nagaike
  • Patent number: 6783230
    Abstract: An ink-jet recording medium including a support having thereon an ink receptive layer, wherein the support includes a white-colored substrate and a blue-colored substrate laminated with each other.
    Type: Grant
    Filed: May 20, 2003
    Date of Patent: August 31, 2004
    Assignee: Konica Corporation
    Inventors: Chiaki Nagaike, Eiichi Ueda, Yuji Hosoi, Akihisa Nakajima
  • Publication number: 20040063049
    Abstract: A silver salt photothermographic dry imaging material comprising a support having thereon a photosensitive layer and a polymer layer, wherein the polymer layer comprises a copolymer of: (i) a fluorine containing acrylate or a fluorine containing methacrylate; and (ii) a monomer having a hydrophobic group in the molecule.
    Type: Application
    Filed: September 9, 2003
    Publication date: April 1, 2004
    Applicant: Konica Corporation
    Inventors: Akihisa Nakajima, Eiichi Ueda, Shinji Kudo, Kenji Ohnuma, Chiaki Nagaike, Miyuki Teranishi
  • Publication number: 20040056106
    Abstract: A heat accumulator for vehicle use, attached to a vehicle, has a double tank structure composed of an outer tank and an inner tank, a space formed between the outer tank and the inner tank being maintained as a vacuum, the outer tank and the inner tank each have an opening on a bottom face, the opening of the outer tank and that of the inner tank are joined to each other at the entire peripheries of the openings, preventing means for preventing fatigue failure from starting at the joining portion being provided at a portion extending from the opening to at least a side of the outer tank.
    Type: Application
    Filed: August 4, 2003
    Publication date: March 25, 2004
    Inventors: Kenichi Maruyama, Kazuya Murata, Koichi Ban, Toshio Morikawa, Shigetaka Yoshikawa, Eiichi Ueda
  • Publication number: 20030231237
    Abstract: An ink-jet recording medium comprising a support having thereon an ink receptive layer, wherein the support comprises a white-colored substrate and a blue-colored substrate laminated with each other.
    Type: Application
    Filed: May 20, 2003
    Publication date: December 18, 2003
    Inventors: Chiaki Nagaike, Eiichi Ueda, Yuji Hosoi, Akihisa Nakajima
  • Patent number: 6641989
    Abstract: A silver salt photothermographic imaging material is disclosed, comprising a support provided thereon with a light sensitive layer containing an organic silver salt, a light sensitive silver halide, a reducing agent and a binder, wherein at least one side of the support is provided with a sublayer containing a metal oxide in an amount of 5 to 50% by volume and the surface of the sublayer exhibiting a maximum height (Ry) of not more than 0.1 &mgr;m.
    Type: Grant
    Filed: July 3, 2002
    Date of Patent: November 4, 2003
    Assignee: Konica Corporation
    Inventors: Takayuki Sasaki, Akihisa Nakajima, Tadashi Arimoto, Kenji Ohnuma, Yasuo Kurachi, Eiichi Ueda
  • Publication number: 20030186180
    Abstract: A water-based coating composition is disclosed, comprising a latex comprising a polymer impregnated with an infared absorbing compound and a water-soluble polyester or latex comprising polyer containing an active methylene group. An infrared absorbing film and a photothermographic material by use thereof are also disclosed.
    Type: Application
    Filed: September 18, 2002
    Publication date: October 2, 2003
    Inventors: Eiichi Ueda, Chiaki Nagaike
  • Publication number: 20030118958
    Abstract: A silver salt photothermographic imaging material is disclosed, comprising a support provided thereon with a light sensitive layer containing an organic silver salt, a light sensitive silver halide, a reducing agent and a binder, wherein at least one side of the support is provided with a sublayer containing a metal oxide in an amount of 5 to 50% by volume and the surface of the sublayer exhibiting a maximum height (Ry) of not more than 0.1 &mgr;m.
    Type: Application
    Filed: July 3, 2002
    Publication date: June 26, 2003
    Applicant: KONICA CORPORATION
    Inventors: Takayuki Sasaki, Akihisa Nakajima, Tadashi Arimoto, Kenji Ohnuma, Yasuo Kurachi, Eiichi Ueda
  • Publication number: 20030053397
    Abstract: In an optical head apparatus including a first light source for emitting a first light beam having a first wavelength, a second light source for emitting a second light beam having a second wavelength different from the first wavelength, an objective lens, a photodetector, and first and second optical combining/splitting elements, the first optical combining/splitting element receives the first light beam from the first light source to outgo most of the first light beam therefrom to the second optical combining/splitting element and receives the first and second light beams from the second optical combining/splitting element to outgo most of the first and second light beams therefrom to the photodetector.
    Type: Application
    Filed: September 16, 2002
    Publication date: March 20, 2003
    Applicant: NEC Corporation
    Inventors: Ryuichi Katayama, Eiichi Ueda, Taku Tsuboi
  • Patent number: 6475714
    Abstract: An image forming material comprising a support is disclosed. The support has, on at least one surface, a sublayer comprised of a styrenes-diolefin based copolymer, thereon an antistatic layer comprised of an electrically conductive composition prepared by mixing polymer particles having a functional group on the side chain with a water-soluble polymer, which interacts with said functional group, and thermally treating the resulting mixture at 50 to 90° C., and further having, on said antistatic layer, a layer comprised of a hydrophilic resin.
    Type: Grant
    Filed: March 2, 2001
    Date of Patent: November 5, 2002
    Assignee: Konica Corporation
    Inventors: Tadashi Arimoto, Takayuki Sasaki, Eiichi Ueda, Yasuo Kurachi
  • Patent number: 6475697
    Abstract: A photothermographic dry imaging material is disclosed. The imaging material comprises a support, a photosensitive layer containing at least an organic silver salt, photosensitive silver halide, reducing agent and a binder, and a subbing layer containing a water-soluble polymer having a hydroxy group, provided on the support.
    Type: Grant
    Filed: March 26, 2001
    Date of Patent: November 5, 2002
    Assignee: Konica Corporation
    Inventors: Tadashi Arimoto, Takayuki Sasaki, Yasuo Kurachi, Eiichi Ueda, Akihisa Nakajima
  • Publication number: 20020098451
    Abstract: A photothermographic material is disclosed, comprising a support having thereon at least an image forming layer and a first layer on the opposite side of the support from the image forming layer, wherein the first layer contains a vinyl type polymer latex and an aqueous-dispersible polymer selected from the group consisting of an aqueous-dispersible polyester, aqueous-dispersible polyurethane and aqueous-disperible cellulose.
    Type: Application
    Filed: September 6, 2001
    Publication date: July 25, 2002
    Inventors: Tadashi Arimoto, Takayuki Sasaki, Eiichi Ueda, Akihisa Nakajima, Chiaki Nagaike
  • Publication number: 20020057323
    Abstract: An ink jet recording material is disclosed. The material comprises a support and an ink absorptive layer wherein the ink jet recording material has continuous ratio of voids of from 20 to 100 percent.
    Type: Application
    Filed: June 25, 2001
    Publication date: May 16, 2002
    Inventors: Yasuo Kurachi, Eiichi Ueda, Takayuki Sasaki, Akihisa Nakajima
  • Publication number: 20020015925
    Abstract: An image forming material comprising a support is disclosed. The support has, on at least one surface, a sublayer comprised of a styrenes-diolefin based copolymer, thereon an antistatic layer comprised of an electrically conductive composition prepared by mixing polymer particles having a functional group on the side chain with a water-soluble polymer, which interacts with said functional group, and thermally treating the resulting mixture at 50 to 90° C., and further having, on said antistatic layer, a layer comprised of a hydrophilic resin.
    Type: Application
    Filed: March 2, 2001
    Publication date: February 7, 2002
    Applicant: KONICA CORPORATION
    Inventors: Tadashi Arimoto, Takayuki Sasaki, Eiichi Ueda, Yasuo Kurachi
  • Publication number: 20010038981
    Abstract: A photothermographic dry imaging material is disclosed. The imaging material comprises a support, a photosensitive layer containing at least an organic silver salt, photosensitive silver halide, reducing agent and a binder, and a subbing layer containing a water-soluble polymer having a hydroxy group, provided on the support.
    Type: Application
    Filed: March 26, 2001
    Publication date: November 8, 2001
    Applicant: KONICA CORPORATION
    Inventors: Tadashi Arimoto, Takayuki Sasaki, Yasuo Kurachi, Eiichi Ueda, Akihisa Nakajima
  • Patent number: 6280917
    Abstract: A latex comprising a polymer having an ethylenically unsaturated monomer unit containing an active methylene group and an ethylenically unsaturated monomer unit selected from methacrylic acid ester, acrylic acid ester, maleic acid ester and diene derivative, wherein said polymer is produced in the presence of a water soluble polymer through emulsion polymerization.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: August 28, 2001
    Assignee: Konica Corporation
    Inventors: Eiichi Ueda, Nobuo Kubo, Chiaki Nagaike, Yasuo Kurachi
  • Patent number: 6239207
    Abstract: A latex is prepared by polymerizing a polymerizable monomer having an active methylene group in the presence of a hydrophilic polymer. The hydrophilic polymer comprises an isoprene sulfonic acid or salts thereof as a monomer unit. A sheet material is prepared having a support with a hydrophilic layer containing the latex thereon.
    Type: Grant
    Filed: November 10, 1998
    Date of Patent: May 29, 2001
    Assignee: Konica Corporation
    Inventors: Chiaki Nagaike, Eiichi Ueda, Nobuo Kubo
  • Patent number: 6224988
    Abstract: An adhesive composition is disclosed, comprising an ethylenic copolymer comprising a repeating unit derived from an ethylenically unsaturated monomer containing an active methylene group and at least a repeating unit derived from an ethylenically unsaturated monomer, and a copolyester containing, as a copolymerizing component, a repeating unit derived from a dicarboxylic acid containing a sulfonate group or a repeating unit derived from a diol containing a sulfonate group.
    Type: Grant
    Filed: July 9, 1999
    Date of Patent: May 1, 2001
    Assignee: Konica Corporation
    Inventors: Eiichi Ueda, Akihisa Nakajima, Nobuo Kubo, Chiaki Nagaike, Yasuo Kurachi
  • Patent number: 6066442
    Abstract: An anti-static-treated film material having an electro-conductive layer is disclosed. The film material contains at least one selected from conductive particles and semi-conductive particles at an amount between 1 and 50 vol. % with respect to said electro-conductive layer and polymer particles having an average particle diameter of 0.01 to 5 .mu.m, and the absolute value of impedance of said film material under frequency at 20 Hz is between 4.times.10.sup.5 and 1.times.10.sup.20 .OMEGA.. The film material is suitably used as a support of asilver halide light sensitive material.
    Type: Grant
    Filed: October 21, 1996
    Date of Patent: May 23, 2000
    Assignee: Konica Corporation
    Inventors: Yasuo Kurachi, Hidetoshi Ezure, Takayuki Sasaki, Masayoshi Yamauchi, Hitoshi Adachi, Eiichi Ueda, Yasuhiko Takamuki
  • Patent number: 5888710
    Abstract: A silver halide photographic light sensitive material is disclosed, comprising a support having on the support a silver halide emulsion layer comprising silver halide grains, wherein at least 50% of the total grain projected area is accounted for by tabular grains having an aspect ratio of 2 or more, at least one of subbing layers provided on both sides of the support comprising colloidal tin oxide sol.
    Type: Grant
    Filed: November 25, 1997
    Date of Patent: March 30, 1999
    Assignee: Konica Corporation
    Inventors: Hitoshi Adachi, Yasuo Kurachi, Eiichi Ueda, Takayuki Sasaki