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).
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Patent number: 9645418Abstract: 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: GrantFiled: September 30, 2013Date of Patent: May 9, 2017Assignee: NITTO DENKO CORPORATIONInventors: Tomokazu Yura, Akira Tawada, Satoru Koshio, Jun Mishima, Takuya Nakazono
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Patent number: 9625747Abstract: 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: GrantFiled: March 27, 2013Date of Patent: April 18, 2017Assignee: NITTO DENKO CORPORATIONInventors: Tomokazu Yura, Akira Tawada, Satoru Koshio, Takuya Nakazono
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Publication number: 20150277162Abstract: 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: ApplicationFiled: September 30, 2013Publication date: October 1, 2015Inventors: Tomokazu Yura, Akira Tawada, Satoru Koshio, Jun Mishima, Takuya Nakazono
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Publication number: 20150047766Abstract: 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: ApplicationFiled: March 27, 2013Publication date: February 19, 2015Inventors: Tomokazu Yura, Akira Tawada, Satoru Koshio, Takuya Nakazono
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Patent number: 8646912Abstract: 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: GrantFiled: July 1, 2010Date of Patent: February 11, 2014Assignee: Nidek Co., Ltd.Inventor: Akira Tawada
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Patent number: 8314079Abstract: 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: GrantFiled: May 25, 2011Date of Patent: November 20, 2012Assignee: Seikagaku CorporationInventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
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Publication number: 20110224169Abstract: 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: ApplicationFiled: May 25, 2011Publication date: September 15, 2011Applicant: Seikagaku CorporationInventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
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Publication number: 20110001929Abstract: 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: ApplicationFiled: July 1, 2010Publication date: January 6, 2011Applicant: NIDEK CO., LTD.Inventor: Akira Tawada
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Patent number: 7837329Abstract: 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: GrantFiled: March 31, 2009Date of Patent: November 23, 2010Assignee: Nidek Co., Ltd.Inventors: Masayuki Yoshino, Yoshiaki Mimura, Akira Tawada, Naoki Ichikawa
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Publication number: 20090291914Abstract: 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: ApplicationFiled: May 27, 2009Publication date: November 26, 2009Applicant: Seikagaku CorporationInventors: Akira ASARI, Hitoshi KURIHARA, Tomomi SHIBATA, Yuka MIYAZAKI, Hiroko YAMANOKUCHI, Akira TAWADA, Takahiro MASA, Yuji MATSUZAKI
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Patent number: 7601488Abstract: 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: GrantFiled: January 12, 2007Date of Patent: October 13, 2009Assignee: Seikagaku CorporationInventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
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Publication number: 20090244483Abstract: 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: ApplicationFiled: March 31, 2009Publication date: October 1, 2009Applicant: NIDEK CO., LTD.Inventors: Masayuki YOSHINO, Yoshiaki MIMURA, Akira TAWADA, Naoki ICHIKAWA
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Patent number: 7507723Abstract: 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: GrantFiled: July 6, 2001Date of Patent: March 24, 2009Assignee: Seikagaku CorporationInventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
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Publication number: 20080182983Abstract: 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: ApplicationFiled: October 30, 2007Publication date: July 31, 2008Applicant: Seikagaku CorporationInventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
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Patent number: 7364295Abstract: 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: GrantFiled: November 30, 2005Date of Patent: April 29, 2008Assignee: Nidek Co., Ltd.Inventor: Akira Tawada
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Patent number: 7354153Abstract: 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: GrantFiled: February 23, 2005Date of Patent: April 8, 2008Assignee: Nidek Co., Ltd.Inventors: Akira Tawada, Setsuo Saito
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Publication number: 20070134646Abstract: 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: ApplicationFiled: January 12, 2007Publication date: June 14, 2007Applicant: Seikagaku CorporationInventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki
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Publication number: 20060114412Abstract: 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 tType: ApplicationFiled: November 30, 2005Publication date: June 1, 2006Applicant: NIDEK CO., LTD.Inventor: Akira Tawada
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Publication number: 20050225722Abstract: 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: ApplicationFiled: February 23, 2005Publication date: October 13, 2005Applicant: NIDEK CO., LTD.Inventors: Akira Tawada, Setsuo Saito
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Publication number: 20050090661Abstract: 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: ApplicationFiled: July 6, 2001Publication date: April 28, 2005Applicant: Seikagaku CorporationInventors: Akira Asari, Hitoshi Kurihara, Tomomi Shibata, Yuka Miyazaki, Hiroko Yamanokuchi, Akira Tawada, Takahiro Masa, Yuji Matsuzaki