Patents by Inventor Akira Tawada

Akira Tawada 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: 9645418
    Abstract: A method for manufacturing an optical display device comprises: sequentially peeling a plurality of optical film sheets continuously supported via an adhesive layer on one of opposite surfaces of a carrier film, together with the adhesive layer from the carrier film under peeling action of the movable peeling member by winding a long web of the carrier film in a state where the other of opposite surfaces thereof being folded to inside at a tip-end of the movable peeling member having the tip-end and passed around the peeling member; and laminating the plurality of optical film sheets to one of opposite surfaces of respective ones of panel components via the adhesive layer under laminating action of the closed lamination rollers.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: May 9, 2017
    Assignee: NITTO DENKO CORPORATION
    Inventors: Tomokazu Yura, Akira Tawada, Satoru Koshio, Jun Mishima, Takuya Nakazono
  • Patent number: 9625747
    Abstract: A method for manufacturing a liquid-crystal display device in which at least an absorptive polarizing film is arranged on a viewing side of a rectangular liquid-crystal display panel and at least the absorptive polarizing film and a reflective polarizing film are arranged on a non-viewing side thereof, the liquid-crystal display panel having a long side and a short side and of VA mode or IPS mode is provided.
    Type: Grant
    Filed: March 27, 2013
    Date of Patent: April 18, 2017
    Assignee: NITTO DENKO CORPORATION
    Inventors: Tomokazu Yura, Akira Tawada, Satoru Koshio, Takuya Nakazono
  • Publication number: 20150277162
    Abstract: A method for manufacturing an optical display device comprises: sequentially peeling a plurality of optical film sheets continuously supported via an adhesive layer on one of opposite surfaces of a carrier film, together with the adhesive layer from the carrier film under peeling action of the movable peeling member by winding a long web of the carrier film in a state where the other of opposite surfaces thereof being folded to inside at a tip-end of the movable peeling member having the tip-end and passed around the peeling member; and laminating the plurality of optical film sheets to one of opposite surfaces of respective ones of panel components via the adhesive layer under laminating action of the closed lamination rollers.
    Type: Application
    Filed: September 30, 2013
    Publication date: October 1, 2015
    Inventors: Tomokazu Yura, Akira Tawada, Satoru Koshio, Jun Mishima, Takuya Nakazono
  • Publication number: 20150047766
    Abstract: A method for manufacturing a liquid-crystal display device in which at least an absorptive polarizing film is arranged on a viewing side of a rectangular liquid-crystal display panel and at least the absorptive polarizing film and a reflective polarizing film are arranged on a non-viewing side thereof, the liquid-crystal display panel having a long side and a short side and of VA mode or IPS mode is provided.
    Type: Application
    Filed: March 27, 2013
    Publication date: February 19, 2015
    Inventors: Tomokazu Yura, Akira Tawada, Satoru Koshio, Takuya Nakazono
  • Patent number: 8646912
    Abstract: A fundus photographing apparatus has an optical system including a movable focusing lens and photographing a fundus, an optical system photo-receiving by a first image pickup element a target from an alignment target projection optical system and detect an alignment state of the photographing optical system with respect to an eye based on a result by the first element, a detection optical system photo-receiving by a second image pickup element a target from a focus target projection optical system and detect a focus state adjusted by moving the lens based on a photo-receiving result by the second element, a unit controlling a light source to successively emit flash light at predetermined intervals in a predetermined period to perform fluorescent photographing, and a unit controlling movement of the photographing optical system with respect to the eye based on a result by the alignment detection optical system during the predetermined period.
    Type: Grant
    Filed: July 1, 2010
    Date of Patent: February 11, 2014
    Assignee: Nidek Co., Ltd.
    Inventor: Akira Tawada
  • Patent number: 8314079
    Abstract: A method for promoting expression of a heat shock protein, or for inhibiting cell injury or cell death, or for treating a disease for which cell or tissue protection is desired, or for promoting production of IL-10, or for inhibiting production of IL-8, by administering an effective amount of a fraction containing a hyaluronic acid tetrasaccharide comprising four saccharide residues and having certain physicochemical properties or by administering an effective amount of an isolated and substantially pure tetrasaccharide of formula (1) described in the application. Methods for preserving an organ.
    Type: Grant
    Filed: May 25, 2011
    Date of Patent: November 20, 2012
    Assignee: Seikagaku Corporation
    Inventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
  • Publication number: 20110224169
    Abstract: A method for promoting expression of a heat shock protein, or for inhibiting cell injury or cell death, or for treating a disease for which cell or tissue protection is desired, or for promoting production of IL-10, or for inhibiting production of IL-8, by administering an effective amount of a fraction containing a hyaluronic acid tetrasaccharide comprising four saccharide residues and having certain physicochemical properties or by administering an effective amount of an isolated and substantially pure tetrasaccharide of formula (1) described in the application. Methods for preserving an organ.
    Type: Application
    Filed: May 25, 2011
    Publication date: September 15, 2011
    Applicant: Seikagaku Corporation
    Inventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
  • Publication number: 20110001929
    Abstract: A fundus photographing apparatus has an optical system including a movable focusing lens and photographing a fundus, an optical system photo-receiving by a first image pickup element a target from an alignment target projection optical system and detect an alignment state of the photographing optical system with respect to an eye based on a result by the first element, a detection optical system photo-receiving by a second image pickup element a target from a focus target projection optical system and detect a focus state adjusted by moving the lens based on a photo-receiving result by the second element, a unit controlling a light source to successively emit flash light at predetermined intervals in a predetermined period to perform fluorescent photographing, and a unit controlling movement of the photographing optical system with respect to the eye based on a result by the alignment detection optical system during the predetermined period.
    Type: Application
    Filed: July 1, 2010
    Publication date: January 6, 2011
    Applicant: NIDEK CO., LTD.
    Inventor: Akira Tawada
  • Patent number: 7837329
    Abstract: A fundus camera favorably performing focusing on a fundus of an examinee's eye without a black dot plate in a target projection optical system comprises an illumination optical system comprising a light source and an objective lens, a photographing optical system comprising a focusing lens movable in the optical axis direction and a diopter correction lens to correct a diopter of severe ametropia, a first moving mechanism comprising a first driving unit moving the focusing lens, a focus detection optical system comprising a projection optical system comprising a light source and a photo-receiving optical system comprising a photodetector, a second moving mechanism comprising a second driving unit moving a part of the detection optical system including at least one of the projection light source and the photodetector in the optical axis direction, a monitor, and a control unit controlling the second unit in conjunction with movement of the focusing lens.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: November 23, 2010
    Assignee: Nidek Co., Ltd.
    Inventors: Masayuki Yoshino, Yoshiaki Mimura, Akira Tawada, Naoki Ichikawa
  • Publication number: 20090291914
    Abstract: A method for promoting expression of a heat shock protein, or for inhibiting cell injury or cell death, or for treating a disease for which cell or tissue protection is desired, or for promoting production of IL-10, or for inhibiting production of IL-8, by administering an effective amount of a fraction containing a hyaluronic acid tetrasaccharide comprising four saccharide residues and having certain physicochemical properties or by administering an effective amount of an isolated and substantially pure tetrasaccharide of formula (1) described in the application. Methods for preserving an organ.
    Type: Application
    Filed: May 27, 2009
    Publication date: November 26, 2009
    Applicant: Seikagaku Corporation
    Inventors: Akira ASARI, Hitoshi KURIHARA, Tomomi SHIBATA, Yuka MIYAZAKI, Hiroko YAMANOKUCHI, Akira TAWADA, Takahiro MASA, Yuji MATSUZAKI
  • Patent number: 7601488
    Abstract: A method for promoting expression of a heat shock protein, or for inhibiting cell injury or cell death, or for treating a disease for which cell or tissue protection is desired, or for promoting production of IL-10, or for inhibiting production of IL-8, by administering an effective amount of a fraction containing a hyaluronic acid tetrasaccharide comprising four saccharide residues and having certain physicochemical properties or by administering an effective amount of an isolated and substantially pure tetrasaccharide of formula (1) described in the application. Methods for preserving an organ.
    Type: Grant
    Filed: January 12, 2007
    Date of Patent: October 13, 2009
    Assignee: Seikagaku Corporation
    Inventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
  • Publication number: 20090244483
    Abstract: A fundus camera favorably performing focusing on a fundus of an examinee's eye without a black dot plate in a target projection optical system comprises an illumination optical system comprising a light source and an objective lens, a photographing optical system comprising a focusing lens movable in the optical axis direction and a diopter correction lens to correct a diopter of severe ametropia, a first moving mechanism comprising a first driving unit moving the focusing lens, a focus detection optical system comprising a projection optical system comprising a light source and a photo-receiving optical system comprising a photodetector, a second moving mechanism comprising a second driving unit moving a part of the detection optical system including at least one of the projection light source and the photodetector in the optical axis direction, a monitor, and a control unit controlling the second unit in conjunction with movement of the focusing lens.
    Type: Application
    Filed: March 31, 2009
    Publication date: October 1, 2009
    Applicant: NIDEK CO., LTD.
    Inventors: Masayuki YOSHINO, Yoshiaki MIMURA, Akira TAWADA, Naoki ICHIKAWA
  • Patent number: 7507723
    Abstract: Hyaluronic acid oligosaccharides having a size selected from sizes of 4 to 60 saccharides, fractions containing the hyaluronic acid oligosaccharides and having particular physicochemical properties, and drugs containing the same. The hyaluronic acid oligosaccharides of the present invention are extremely useful, because they exert superior pharmaceutical effects as active ingredients of a heat shock protein expression promoter, cell death inhibitor, cell injury inhibitor and cell and tissue protecting agent (e.g., organ preservation agent, antiulcer agent, antihepatopathic agent, IL-10 production promoter or IL-8 production inhibitor) and exhibit high safety.
    Type: Grant
    Filed: July 6, 2001
    Date of Patent: March 24, 2009
    Assignee: Seikagaku Corporation
    Inventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
  • Publication number: 20080182983
    Abstract: Hyaluronic acid oligosaccharides having a size selected from sizes of 4 to 60 saccharides, fractions containing the hyaluronic acid oligosaccharides and having particular physicochemical properties, and drugs containing the same. The hyaluronic acid oligosaccharides of the present invention are extremely useful, because they exert superior pharmaceutical effects as active ingredients of a heat shock protein expression promoter, cell death inhibitor, cell injury inhibitor and cell and tissue protecting agent (e.g., organ preservation agent, antiulcer agent, antihepatopathic agent, IL-10 production promoter or IL-8 production inhibitor) and exhibit high safety.
    Type: Application
    Filed: October 30, 2007
    Publication date: July 31, 2008
    Applicant: Seikagaku Corporation
    Inventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
  • Patent number: 7364295
    Abstract: A fundus camera, of which usability is enhanced while offering an excellent combination of automatic and manual photographing, includes a photographing optical system having a photographing optical axis, a movable focusing lens and an image-pickup element, alignment-state detection means, focusing-state detection means, a fixation target presenting unit where a presenting position of a fixation target is changeable between a reference position for photographing a central portion and a peripheral position for photographing a peripheral portion, a photographing starting switch, means for switching between a manual mode in which photographing is performed based on a signal from the switch and an automatic mode in which photographing is automatically performed.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: April 29, 2008
    Assignee: Nidek Co., Ltd.
    Inventor: Akira Tawada
  • Patent number: 7354153
    Abstract: A fundus camera capable of favorably obtaining a photographed fundus image and an observation fundus image, has an optical system having an objective lens and a diaphragm at a conjugate position with a pupil relative to the lens, for performing visible photographing and infrared observation via the lens and an aperture of the diaphragm, an optical system for illumination with visible and infrared light via the lens, a first plate, with a first black dot to cover an aperture image and at a conjugate position on an optical path with a position where a virtual image is formed relative to a lens surface reflecting the visible light, and a second plate, with a second black dot to cover an aperture image and in the vicinity of a conjugate position on the path with a position where a virtual image is formed relative to the surface reflecting the infrared light.
    Type: Grant
    Filed: February 23, 2005
    Date of Patent: April 8, 2008
    Assignee: Nidek Co., Ltd.
    Inventors: Akira Tawada, Setsuo Saito
  • Publication number: 20070134646
    Abstract: A method for promoting expression of a heat shock protein, or for inhibiting cell injury or cell death, or for treating a disease for which cell or tissue protection is desired, or for promoting production of IL-10, or for inhibiting production of IL-8, by administering an effective amount of a fraction containing a hyaluronic acid tetrasaccharide comprising four saccharide residues and having certain physicochemical properties or by administering an effective amount of an isolated and substantially pure tetrasaccharide of formula (1) described in the application. Methods for preserving an organ.
    Type: Application
    Filed: January 12, 2007
    Publication date: June 14, 2007
    Applicant: Seikagaku Corporation
    Inventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
  • Publication number: 20060114412
    Abstract: A fundus camera, of which usability is enhanced while offering an excellent combination of automatic and manual photographing, includes a photographing optical system having a photographing optical axis, a movable focusing lens and an image-pickup element, alignment-state detection means, focusing-state detection means, a fixation target presenting unit where a presenting position of a fixation target is changeable between a reference position for photographing a central portion and a peripheral position for photographing a peripheral portion, a photographing starting switch, means for switching between a manual mode in which photographing is performed based on a signal from the switch and an automatic mode in which photographing is automatically performed based on results detected by the alignment-state and the focusing-state detection means, and fixation target presentation control means for controlling the unit to bring the presenting position to the reference position when switching from the manual mode t
    Type: Application
    Filed: November 30, 2005
    Publication date: June 1, 2006
    Applicant: NIDEK CO., LTD.
    Inventor: Akira Tawada
  • Publication number: 20050225722
    Abstract: A fundus camera capable of favorably obtaining a photographed fundus image and an observation fundus image, has an optical system having an objective lens and a diaphragm at a conjugate position with a pupil relative to the lens, for performing visible photographing and infrared observation via the lens and an aperture of the diaphragm, an optical system for illumination with visible and infrared light via the lens, a first plate, with a first black dot to cover an aperture image and at a conjugate position on an optical path with a position where a virtual image is formed relative to a lens surface reflecting the visible light, and a second plate, with a second black dot to cover an aperture image and in the vicinity of a conjugate position on the path with a position where a virtual image is formed relative to the surface reflecting the infrared light.
    Type: Application
    Filed: February 23, 2005
    Publication date: October 13, 2005
    Applicant: NIDEK CO., LTD.
    Inventors: Akira Tawada, Setsuo Saito
  • Publication number: 20050090661
    Abstract: Hyaluronic acid oligosaccharides having a size selected from sizes of 4 to 60 saccharides, fractions containing the hyaluronic acid oligosaccharides and having particular physicochemical properties, and drugs containing the same. The hyaluronic acid oligosaccharides of the present invention are extremely useful, because they exert superior pharmaceutical effects as active ingredients of a heat shock protein expression promoter, cell death inhibitor, cell injury inhibitor and cell and tissue protecting agent (e.g., organ preservation agent, antiulcer agent, antihepatopathic agent, IL-10 production promoter or IL-8 production inhibitor) and exhibit high safety.
    Type: Application
    Filed: July 6, 2001
    Publication date: April 28, 2005
    Applicant: Seikagaku Corporation
    Inventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki