Patents by Inventor Koichi Minato
Koichi Minato 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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Publication number: 20230375762Abstract: Provided are an optical film that can reduce reflectance, increase luminance, reduce thickness, and improve color reproducibility a display device, and a display device using the same. An optical film characterized by comprising a transparent substrate, a colored layer laminated on one surface side of the transparent substrate and containing a dye, and a functional layer laminated on the other surface side of the transparent substrate, wherein the dye contains a first coloring material having a maximum absorption wavelength of 470 to 530 nm and a half width of the absorption spectrum of 15 to 45 nm, and a second coloring material having a maximum absorption wavelength of 560 to 620 nm and a half width of the absorption spectrum of 15 to 55 nm, and the transparent substrate has an ultraviolet shielding rate of 85% or more according to JIS L 1925.Type: ApplicationFiled: July 14, 2023Publication date: November 23, 2023Inventors: Yoshiko ISHIMARU, Sohei KADOTA, Koichi MINATO, Ryota OZAKI, Rui INOUE
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Publication number: 20230367051Abstract: Provided are an optical film that can reduce reflectance, increase luminance, and reduce thickness of a display device, a display device using the optical film, and a composition for forming ultraviolet absorbing layer used for producing the optical film. An optical film characterized in that having a transparent substrate, a colored layer laminated on one side of the transparent substrate and containing a dye, and a functional layer laminated on the colored layer, in which the dye contains a first coloring material having a maximum absorption wavelength within the range of 470 to 530 nm, and a second coloring material having a maximum absorption wavelength in the range of 560 to 620 nm, and the functional layer includes an ultraviolet absorbing layer having an ultraviolet shielding rate of 85% or more, and the pencil hardness of the surface under a load of 500 g is H or higher.Type: ApplicationFiled: July 13, 2023Publication date: November 16, 2023Inventors: Yuri YOKOYAMA, Yoshiko ISHIMARU, Koichi MINATO, Rui INOUE, Keisuke OGATA
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Publication number: 20230357603Abstract: Provided are an adhesive sheet that can reduce reflectance, increase luminance and reduce thickness of a display device, a display device using the adhesive sheet, and a composition for forming adhesive layer used for producing the adhesive sheet. An adhesive sheet comprising a first adhesive layer containing an adhesive and a dye, and an ultraviolet absorbing layer laminated on one surface side of the first adhesive layer, wherein the dye contains a first coloring material having a maximum absorption wavelength in the range of 470 to 530 nm and a half width of the absorption spectrum of 15 to 45 nm, and a second coloring material having a maximum absorption wavelength in the range of 560 to 620 nm and a half width of the absorption spectrum of 15 to 55 nm, and the ultraviolet absorbing layer has an ultraviolet shielding rate of 85% or more according to JIS L 1925.Type: ApplicationFiled: July 14, 2023Publication date: November 9, 2023Inventors: Yuri YOKOYAMA, Yoshiko ISHIMARU, Koichi MINATO, Rui INOUE, Keisuke OGATA
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Patent number: 11752102Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.Type: GrantFiled: December 20, 2021Date of Patent: September 12, 2023Assignee: ASKA PHARMACEUTICAL CO., LTD.Inventors: Koichi Minato, Tomoya Fujisawa, Kenji Shimizu, Takahisa Saito, Hiroya Yajima, Kazuhiro Sasaki
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Publication number: 20220125716Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.Type: ApplicationFiled: December 20, 2021Publication date: April 28, 2022Applicant: ASKA Pharmaceutical Co., Ltd.Inventors: Koichi MINATO, Tomoya FUJISAWA, Kenji SHIMIZU, Takahisa SAITO, Hiroya YAJIMA, Kazuhiro SASAKI
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Patent number: 11234928Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.Type: GrantFiled: November 22, 2018Date of Patent: February 1, 2022Assignee: ASKA PHARMACEUTICAL CO., LTD.Inventors: Koichi Minato, Tomoya Fujisawa, Kenji Shimizu, Takahisa Saito, Hiroya Yajima, Kazuhiro Sasaki
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Patent number: 11208431Abstract: Provided are a novel internal standard useful in the measurement of androgens, a method capable of measuring the androgen in a highly selective and highly sensitive (accurate) manner using liquid chromatography mass spectrometry with simplified pretreatments, and a method for diagnosis of a disease using the androgen measurement method. The novel stable isotope-labeled compound is synthesized by performing reduction reaction in a specific solvent. An androgen is measured using this novel stable isotope-labeled compound as an IS.Type: GrantFiled: November 13, 2018Date of Patent: December 28, 2021Assignee: ASKA PHARMACEUTIAL CO., LTD.Inventors: Koichi Minato, Yusuke Ito
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Patent number: 10858519Abstract: A near-infrared absorbing composition including a near-infrared absorbing dye [A], a resin-based dispersant [B1] having an amine value in the range from 20 to 200 (mg KOH/g), and a binder resin [C] having a weight average molecular weight in the range from 5,000 to 40,000 and an acid value of 130 mg KOH/g or less.Type: GrantFiled: July 12, 2018Date of Patent: December 8, 2020Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYOCOLOR CO., LTD., TOPPAN PRINTING CO., LTDInventors: Kazumichi Haraguchi, Kazunori Yamada, Masahiro Kubo, Koichi Minato
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Publication number: 20200360274Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.Type: ApplicationFiled: November 22, 2018Publication date: November 19, 2020Applicant: ASKA Pharmaceutical Co., Ltd.Inventors: Koichi MINATO, Tomoya FUJISAWA, Kenji SHIMIZU, Takahisa SAITO, Hiroya YAJIMA, Kazuhiro SASAKI
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Publication number: 20200283469Abstract: Provided are a novel internal standard useful in the measurement of androgens, a method capable of measuring the androgen in a highly selective and highly sensitive (accurate) manner using liquid chromatography mass spectrometry with simplified pretreatments, and a method for diagnosis of a disease using the androgen measurement method. The novel stable isotope-labeled compound is synthesized by performing reduction reaction in a specific solvent. An androgen is measured using this novel stable isotope-labeled compound as an IS.Type: ApplicationFiled: November 13, 2018Publication date: September 10, 2020Applicant: ASKA PHARMACEUTICAL CO., LTD.Inventors: Koichi MINATO, Yusuke ITO
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Publication number: 20180319989Abstract: A near-infrared absorbing composition including a near-infrared absorbing dye [A], a resin-based dispersant [B1] having an amine value in the range from 20 to 200 (mg KOH/g), and a binder resin [C] having a weight average molecular weight in the range from 5,000 to 40,000 and an acid value of 130 mg KOH/g or less.Type: ApplicationFiled: July 12, 2018Publication date: November 8, 2018Applicants: TOYO INK SC HOLDINGS CO., LTD., TOYOCOLOR CO., LTD., TOPPAN PRINTING CO.,LTDInventors: Kazumichi Haraguchi, Kazunori Yamada, Masahiro Kubo, Koichi Minato
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Patent number: 9547191Abstract: A liquid crystal display according to an embodiment includes a first light-emitting device that emits short-wavelength light of a wavelength 360 nm to 420 nm and a second light-emitting device that emits visible light. Electrodes of the liquid crystal display includes a light-guiding electrode that drives a liquid crystal contained in the liquid crystal layer to emit the short-wavelength light and a pixel electrode that drives the liquid crystal contained in the liquid crystal layer to emit the visible light. The photoreceptors are each a phototransistor including a transparent channel layer containing two metallic oxides or more from gallium, indium, zinc, hafnium, tin, and yttrium. The photoreceptors include a first photoreceptor overlaps with the blue filter in the plan view and a second photoreceptor overlaps with the green filter, the red filter, or the black matrix in the plan view.Type: GrantFiled: June 2, 2014Date of Patent: January 17, 2017Assignee: TOPPAN PRINTING CO., LTD.Inventors: Yasuhiro Hibayashi, Koichi Minato, Kenzo Fukuyoshi, Manabu Ito
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Publication number: 20160220011Abstract: Provided is a holder for a material for increasing hair volume configured so that a practitioner can quickly retrieve the material for increasing hair volume, thereby increasing work efficiency while working. The holder comprises: a rectangular base sheet; a rod-like member that is disposed on the base sheet, and has a plurality of strands of the material for increasing hair volume positioned at prescribed intervals; and a first holding member that is disposed on the rod-like member, and holds bundles of the material for increasing hair volume. The first holding member comprises: an adsorption surface for adsorbing the material for increasing hair volume; and a sliding surface for facilitating the retrieval of the bundles.Type: ApplicationFiled: September 19, 2014Publication date: August 4, 2016Inventors: Eiji MINATO, Koichi MINATO
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Patent number: 9041883Abstract: A counter substrate for liquid crystal display includes a transparent substrate, a black matrix, and stripe transparent electrodes. The black matrix divides a plane surface of the transparent substrate into pixel or sub-pixel unit to form a light-shielded area and openings above the plane surface. The stripe transparent electrodes are formed into the pixel unit or the sub-pixel unit above the plane surface. The black matrix includes a frame pattern including two sides facing each other in parallel in the pixel or the sub-pixel unit, and a linear central pattern which is parallel to the two sides of the frame pattern and is formed at a midsection of the pixel or the sub-pixel unit. The transparent electrodes are each parallel to the two sides of the frame pattern and the central pattern and are located symmetrically to the central pattern.Type: GrantFiled: April 10, 2012Date of Patent: May 26, 2015Assignee: TOPPAN PRINTING CO., LTD.Inventors: Koichi Minato, Kenzo Fukuyoshi, Mie Shimizu
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Publication number: 20140267955Abstract: A liquid crystal display according to an embodiment includes a first light-emitting device that emits short-wavelength light of a wavelength 360 nm to 420 nm and a second light-emitting device that emits visible light. Electrodes of the liquid crystal display includes a light-guiding electrode that drives a liquid crystal contained in the liquid crystal layer to emit the short-wavelength light and a pixel electrode that drives the liquid crystal contained in the liquid crystal layer to emit the visible light. The photoreceptors are each a phototransistor including a transparent channel layer containing two metallic oxides or more from gallium, indium, zinc, hafnium, tin, and yttrium. The photoreceptors include a first photoreceptor overlaps with the blue filter in the plan view and a second photoreceptor overlaps with the green filter, the red filter, or the black matrix in the plan view.Type: ApplicationFiled: June 2, 2014Publication date: September 18, 2014Applicant: TOPPAN PRINTING CO., LTD.Inventors: Yasuhiro Hibayashi, Koichi Minato, Kenzo Fukuyoshi, Manabu Ito
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Patent number: 8642233Abstract: A method of a color filter substrate for a semitransmissive type liquid crystal display device, including: forming a photosensitive coloring composition layer containing a photo-polymerizable monomer, a resinous binder, a polymerization initiator, a coloring agent and a solvent on a surface of a transparent substrate, the surface being partitioned into a large number of pixel regions; exposing the photosensitive coloring composition layer to light; and developing the photosensitive coloring composition layer to form a transmissive portion and a reflective portion, the transmissive portion being assigned to colorize a transmitted light from a light source arranged on a rear surface side of a liquid crystal display device, the reflective portion being assigned to colorize a reflected light to be derived from reflection of an external light entering from the observer's side and having a through-hole with a diameter of 10 ?m or less.Type: GrantFiled: December 27, 2011Date of Patent: February 4, 2014Assignee: Toppan Printing Co., Ltd.Inventors: Mie Shimizu, Koichi Minato, Takeshi Itoi
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Patent number: 8619228Abstract: A liquid crystal display device includes an array substrate and a counter substrate that face each other with a liquid crystal layer therebetween. The array substrate includes a first electrode, a second electrode, and an alignment sustaining layer. The first electrode has a comb-teeth shape. The second electrode has a comb-teeth shape, faces the first electrode, and includes a protruding portion protruding from the first electrode in a direction where comb teeth are arranged. The alignment sustaining layer is formed above a surface of the array substrate being in contact with the liquid crystal layer and gives liquid crystals a pre-tilt to a direction in which the second electrode protrudes from the first electrode, in a direction in which the comb teeth are arranged.Type: GrantFiled: April 10, 2012Date of Patent: December 31, 2013Assignee: Toppan Printing Co., Ltd.Inventors: Mie Shimizu, Koichi Minato, Kenzo Fukuyoshi, Manabu Ito
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Patent number: 8467018Abstract: Disclosed is a liquid crystal display device including a liquid crystal cell provided with a color filter, a pair of polarizing plates arranged on both outside surfaces of the liquid crystal cell, and an optical compensation layer disposed inside of each polarizing plate, wherein, when a chromaticity (u, v) represented in CIE1960 color system is measured in a black state of the liquid crystal display device, a color difference ?uv given by equation (1) described below is 0.02 or less in an range of 0<??60: ?uv=[{u(?)?u(?)}2+[{v(?)?v(?)}2]1/2??(1) wherein (u(?), v(?)) is chromaticity as viewed from a vertical direction and (u(?), v(?)) is chromaticity as viewed from a direction inclined at an angle of ? degrees with a direction of a normal line of a display surface.Type: GrantFiled: January 3, 2011Date of Patent: June 18, 2013Assignee: Toppan Printing Co., Ltd.Inventors: Mie Shimizu, Koichi Minato, Yasuhiro Hibayashi, Sohei Kadota
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Patent number: 8465886Abstract: Disclosed is a color filter substrate which exhibits color filter contrast of not less than 9000 and includes a transparent substrate, and a plurality of color pixels differing in color and formed on the transparent substrate, wherein each of the plurality of color pixels is formed of a photosensitive color composition containing two or more kinds of pigments, a birefringence ?n of a pigment dispersion represented by following equation (1) and a content of pigments contained in the photosensitive composition satisfies prescribed conditions, and, an absolute value of retardation in thickness direction (Rth) of the color pixels which is represented by following equation (2) is confined to a range of 0-3 nm.Type: GrantFiled: October 21, 2010Date of Patent: June 18, 2013Assignee: Toppan Printing Co., Ltd.Inventors: Mie Shimizu, Takeshi Ikeda, Hidesato Hagiwara, Koichi Minato
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Patent number: 8368851Abstract: Disclosed a color filter for a liquid crystal display device, which exhibits a color filter contrast of 9000 or more and includes a transparent substrate, and a plurality of color layers exhibiting different color from each other and formed on the transparent substrate, wherein each of the color layers is a cured film of a color resin composition containing a polymer composition obtained through a copolymerization of styrene and an unsaturated carboxylic acid-containing monomer, a content of the styrene in the polymer composition being confined to a range of not less than 75 mol. % and less than 95 mol. %, and a retardation in a thickness direction “Rth” of each of these color layers is confined within a range of 0 nm to ?10 nm.Type: GrantFiled: March 30, 2011Date of Patent: February 5, 2013Assignee: Toppan Printing Co., Ltd.Inventors: Koichi Minato, Mie Shimizu, Toshihisa Watanabe, Koki Tsubaki