Patents by Inventor Yuka Nakamura
Yuka Nakamura 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: 11966122Abstract: A light control sheet including a first transparent electrode layer, a second transparent electrode layer, a light control layer including a resin layer which is formed between the first and second transparent electrode layers and includes a liquid crystal composition in holes formed in the resin layer, the liquid crystal composition including liquid crystal molecules, and a first alignment layer formed between the first transparent electrode layer and the light control layer such that a haze of the light control layer is increased upon application of a voltage to the first transparent electrode layer. The light control layer includes a first high-density portion and a low-density portion, and the first high-density portion is in contact with the first alignment layer and includes the liquid crystal composition at a density higher than a density of the liquid crystal composition in the low-density portion per unit thickness of the light control layer.Type: GrantFiled: December 8, 2022Date of Patent: April 23, 2024Assignee: TOPPAN Inc.Inventors: Gen Nakamura, Toshiji Yasuhara, Taisuke Enya, Yuka Kurokawa, Yusuke Takahashi
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Publication number: 20230320328Abstract: A pet status assessment system includes an area detector, an information generator, and an assessor. The area detector detects, in image data, a specific area representing at least a part of appearance of a pet as a subject. The information generator generates pet information. The pet information includes posture information which is based on a learned model and the image data. The learned model has been generated by learning the posture of the pet to recognize, on an image, the posture of the pet. The assessor assesses, based on the pet information, a pet status concerning at least one of an emotion of the pet or an action of the pet.Type: ApplicationFiled: August 20, 2021Publication date: October 12, 2023Inventors: Yuka NAKAMURA, Hiroaki OMAYU, Yasushi UESAKA, Masafumi SATO
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Publication number: 20230232830Abstract: The present invention aims to provide a method for reducing or preventing an abiotic stress on a plant. A method for reducing or preventing an influence of an abiotic stress on a plant, comprising treating a plant exposed or not to the abiotic stress with at least one compound selected from the group consisting of the compounds represented by the following formula (I) and the like: (wherein in formula (I), Q denotes a group represented by formula (Q-1), formula (Q-2), or the like, In formula (Q-1) and formula (Q-2), * denotes an attachment point, Z denotes a C1-6 alkyl group or the like, X1 denotes a C1-6 alkyl group or the like, m is a chemically acceptable number of X1 and denotes any integer of 0 to 4, L denotes a single bond and the like, A1 denotes an oxygen atom and the like, and A2 denotes an oxygen atom and the like).Type: ApplicationFiled: June 3, 2021Publication date: July 27, 2023Applicant: NIPPON SODA CO., LTD.Inventors: Akihiro TAKAHASHI, Tomoyuki SAIGA, Yuka NAKAMURA
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Patent number: 11365193Abstract: This fungicide for agricultural and horticultural use includes a compound represented by formula (I) (in the formula, X represents a halogen group, or the like; n represents any integer of 0 to 4; when n is 2 or more, X may be the same or different; L represents a single bond or a substituted or unsubstituted C1-6 alkylene group; Q is a group represented by formula (Q-1) or formula (Q-2) (in the formulae, * represents a binding site; Y1 is N or CR1; Y2 is N or CR2; Y3 is N or CR3; Y4 is N or CR4, at least two of Y1 to Y4 are not nitrogen atoms; R1, R2, R3, and R4, each independently represent a hydrogen atom, a substituted or unsubstituted C1-6 alkyl group, or the like; R represents a substituted or unsubstituted C1-6 alkyl group or the like; G represents a substituted or unsubstituted C1-6 alkylene group; T represents a substituted or unsubstituted C1-6 alkylene group; Y5 is N or CH)) or a salt thereof.Type: GrantFiled: July 24, 2018Date of Patent: June 21, 2022Assignee: Nippon Soda Co., Ltd.Inventors: Jun Iwata, Yuka Nakamura, Tsukiho Hayashi, Shinya Watanabe, Hiroshi Sano
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Patent number: 11289316Abstract: A data processing device configured to create, based on a plurality of spectra each obtained from each of a plurality of specimens containing a predetermined component at known concentrations different from one another, a calibration curve showing a relationship between a concentration of the component in the specimen and an area of a peak corresponding to the component of a spectrum of the specimen, where each of the plurality of spectra has a peak top at a position depending on a component contained in a specimen. The device includes a display unit and a peak range setting unit configured to allow an operator to set both end positions of a peak or a position of a baseline corresponding to the component included in the displayed spectrum.Type: GrantFiled: May 30, 2018Date of Patent: March 29, 2022Assignee: SHIMADZU CORPORATIONInventor: Yuka Nakamura
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Publication number: 20210403461Abstract: This fungicide for agricultural and horticultural use includes a compound represented by formula (I) (in the formula, X represents a halogen group, or the like; n represents any integer of 0 to 4; when n is 2 or more, X may be the same or different; L represents a single bond or a substituted or unsubstituted C1-6 alkylene group; Q is a group represented by formula (Q-1) or formula (Q-2) (in the formulae, * represents a binding site; Y1 is N or CR1; Y2 is N or CR2; Y3 is N or CR3; Y4 is N or CR4, at least two of Y1 to Y4 are not nitrogen atoms; R1, R2, R3, and R4, each independently represent a hydrogen atom, a substituted or unsubstituted C1-6 alkyl group, or the like; R represents a substituted or unsubstituted C1-6 alkyl group or the like; G represents a substituted or unsubstituted C1-6 alkylene group; T represents a substituted or unsubstituted C1-6 alkylene group; Y5 is N or CH)) or a salt thereof.Type: ApplicationFiled: July 24, 2018Publication date: December 30, 2021Inventors: Jun IWATA, Yuka NAKAMURA, Tsukiho HAYASHI, Shinya WATANABE, HIroshi SANO
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Publication number: 20210233754Abstract: A data processing device configured to create, based on a plurality of spectra each obtained from each of a plurality of specimens containing a predetermined component at known concentrations different from one another, a calibration curve showing a relationship between a concentration of the component in the specimen and an area of a peak corresponding to the component of a spectrum of the specimen, where each of the plurality of spectra has a peak top at a position depending on a component contained in a specimen. The device includes a display unit and a peak range setting unit configured to allow an operator to set both end positions of a peak or a position of a baseline corresponding to the component included in the displayed spectrum.Type: ApplicationFiled: May 30, 2018Publication date: July 29, 2021Applicant: SHIMADZU CORPORATIONInventor: Yuka NAKAMURA
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Patent number: 10781177Abstract: The present invention provides a compound represented by formula (I) (in the formula, R1 to R4 each represent a hydrogen atom, an unsubstituted or G1-substituted C1-6 alkyl group or the like, A represents an oxygen atom or the like, Cy represents a C6-10 aryl group or the like), an N-oxide compound thereof, a tautomer or salt thereof. The present invention also provides an agricultural and horticultural fungicide, harmful organism control agent and insecticidal/acaricidal agent containing at least one compound selected from the group consisting of a compound represented by formula (I), a tautomer and salt thereof, as an active ingredient.Type: GrantFiled: March 9, 2017Date of Patent: September 22, 2020Assignee: Nippon Soda Co., Ltd.Inventors: Takaaki Teranishi, Shinya Uesusuki, Jun Iwata, Takuya Kamada, Youhei Munei, Satoshi Nishimura, Hiroki Inoue, Tetsuya Tanaka, Yuka Nakamura, Yusuke Fukushima, Tomomi Kobayashi, Shinya Koubori
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Publication number: 20190071403Abstract: The present invention provides a compound represented by formula (I) (in the formula, R1 to R4 each represent a hydrogen atom, an unsubstituted or G1-substituted C1-6 alkyl group or the like, A represents an oxygen atom or the like, Cy represents a C6-10 aryl group or the like), an N-oxide compound thereof, a tautomer or salt thereof. The present invention also provides an agricultural and horticultural fungicide, harmful organism control agent and insecticidal/acaricidal agent containing at least one compound selected from the group consisting of a compound represented by formula (I), a tautomer and salt thereof, as an active ingredient.Type: ApplicationFiled: March 9, 2017Publication date: March 7, 2019Applicant: NIPPON SODA CO., LTD.Inventors: Takaaki TERANISHI, Shinya UESUSUKI, Jun IWATA, Takuya KAMADA, Youhei MUNEI, Satoshi NISHIMURA, Hiroki INOUE, Tetsuya TANAKA, Yuka NAKAMURA, Yusuke FUKUSHIMA, Tomomi KOBAYASHI, Shinya KOUBORI
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Publication number: 20140371363Abstract: A thermoplastic resin composition having a high flowability during the injection molding, which suppresses generation of burning, silver and the like in a molded article, is provided as an injection molding material. A thermoplastic resin composition containing at least a polycarbonate resin, a polyester resin, and a lubricant, wherein the lubricant contains a compound represented by the following General Formula (1) or (2) is provided.Type: ApplicationFiled: June 5, 2014Publication date: December 18, 2014Inventors: Yuka NAKAMURA, Ryuji KITANI, Masashi MAMINO, Shinichi HADEHARA
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Patent number: 6187493Abstract: The present invention provides an electrophotosensitive material comprising a conductive substrate and a photosensitive layer provided on the conductive substrate, the photosensitive layer comprising a specific hole transferring material and/or electron transferring material and a binding resin of a polyester resin which is a substantially linear polymer obtained by using a specific dihydroxy compound represented by the general formula (1): wherein R1 is an alkylene group having 2 to 4 carbon atoms; and R2, R3, R4 and R5 are the same or different and indicate a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an aryl group or an aralkyl group or the like. This photosensitive material is improved in sensitivity, and is also superior in adhesion to conductive substrate as well as mechanical strength such as wear resistance, etc.Type: GrantFiled: February 10, 1998Date of Patent: February 13, 2001Assignee: Kyocera Mita CorporationInventors: Masato Katsukawa, Akiyoshi Urano, Ayako Sugase, Mitsuo Ihara, Ichiro Yamazato, Yuka Nakamura
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Patent number: 5830615Abstract: The present invention provides a novel naphthylenediamine derivative which is superior in electric charge transferring capability, compatibility with binding resin and stability, and an electrophotosensitive material which has a higher sensitivity and an excellent durability. The above naphthylenediamine derivative is represented by the following general formula (1), and the electrophotosensitive material is formed by providing a photosensitive layer having this naphthylenediamine derivative as an electric charge transferring material on a conductive substrate. ##STR1## wherein R.sup.1 to R.sup.4, R.sup.5a to R.sup.5f and a to d are as defined.Type: GrantFiled: May 29, 1997Date of Patent: November 3, 1998Assignee: Mita Industrial Co., Ltd.Inventors: Eiichi Miyamoto, Mikio Kakui, Hideo Nakamori, Yukikatsu Imanaka, Tadashi Sakuma, Maki Uchida, Hiroaki Iwasaki, Yasuyuki Hanatani, Nariaki Tanaka, Yuka Nakamura
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Patent number: 5808638Abstract: The recording head have a substrate and a plurality of ring-shaped recording electrodes juxtaposed on the substrate. A counter electrode is located above the recording electrodes and spaced apart therefrom by a predetermined distance. Each recording electrode consists of a ring and a lead. A pulse generator is connected by an IC (not shown) to the leads, for applying a drive voltage to each recording electrode. The drive voltage consists of a bias voltage and a recording voltage higher than the bias voltage. When a bias voltage, having the same polarity as a charged polarity of coloring particles dispersed in an insulating liquid, is applied to each recording electrode, potential wells are formed. The coloring particles in ink are thereby trapped in the ring of the electrodes. The coloring particles agglomerate in the apical part of the ink meniscus formed at the recording electrode. When the recording voltage, having the same polarity as a charged polarity of the coloring particles.Type: GrantFiled: February 4, 1997Date of Patent: September 15, 1998Assignee: Kabushiki Kaisha ToshibaInventors: Takeo Miki, Masashi Hiroki, Mitsuaki Kohyama, Yuka Nakamura
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Patent number: 5780194Abstract: The present invention provides an electrophotosensitive material comprising a conductive substrate and a photosensitive layer provided on the conductive substrate, the photosensitive layer comprising a specific hole transferring material and/or electron transferring material and a binding resin of a polyester resin which is a substantially linear polymer obtained by using a specific dihydroxy compound represented by the general formula (1): ##STR1## wherein R.sup.1 is an alkylene group having 2 to 4 carbon atoms; and R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same or different and indicate a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an aryl group or an aralkyl group or the like. This photosensitive material is improved in sensitivity, and is also superior in adhesion to conductive substrate as well as mechanical strength such as wear resistance, etc.Type: GrantFiled: April 9, 1996Date of Patent: July 14, 1998Assignee: Mita Industrial Co., Ltd.Inventors: Masato Katsukawa, Akiyoshi Urano, Ayako Sugase, Mitsuo Ihara, Ichiro Yamazato, Yuka Nakamura
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Patent number: 5698356Abstract: A method of manufacturing a developing agent, comprising the steps of forming a aggregate containing resin particles and a colorant, forming a dispersion by dispersing the aggregate, a first polymerizable monomer, and a semi-polymerizable monomer in a solvent, the semi-polymerizable monomer being obtained by partially polymerizing a second polymerizable monomer, forming a composite seed containing the aggregate, the first polymerizable monomer, and the semi-polymerizable monomer by stirring the dispersion to granulate the aggregate and polymerizing the composite seed in the presence of a soap-free polymerization initiator.Type: GrantFiled: March 20, 1996Date of Patent: December 16, 1997Assignee: Kabushiki Kaisha ToshibaInventors: Hiroshi Murata, Takao Izumi, Yuka Nakamura, Etsuko Miyamoto
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Patent number: 5629117Abstract: There is disclosed an electrophotosensitive material using a binding resin of a bisphenol C type, bisphenol Z type, bisphenol Z type containing a substituent or bisphenol C-copolymer type polycarbonate in combination with a hole transferring material of a specific benzidine or phenylenediamine derivative. This photosensitive material is superior in mechanical strength and repeat characteristics and has a high glass transition temperature and a high sensitivity.Type: GrantFiled: October 12, 1995Date of Patent: May 13, 1997Assignee: Mita Industrial Co., Ltd.Inventors: Masato Katsukawa, Masashi Tanaka, Ichiro Yamazato, Yuka Nakamura
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Patent number: 5064696Abstract: A method for forming a pigment containing film on a work-piece includes the steps of circulating coating liquid containing pigment through a circulation path, and pulverizing the pigment to disperse the pigment in the coating liquid during the circulating step. The method further includes the steps of dipping a work-piece in the coating liquid during the circulating step, and raising the work-piece from the coating liquid. An apparatus for forming a pigment containing film on a work-piece includes a coating tank, having an inflow portion and an overflow portion, for holding coating liquid containing pigment, and a circulation path having one end connected to the inflow portion of the coating tank and the other end connected to the overflow portion of the coating tank, for circulating the coating liquid. In the circulation path, a pulverizing device is arranged for pulverizing the pigment to disperse the pigment in the coating liquid and to cause the coating liquid to flow in the circulation path.Type: GrantFiled: July 19, 1989Date of Patent: November 12, 1991Assignee: Kabushiki Kaisha ToshibaInventors: Masashi Takahashi, Yuka Nakamura, Sadao Kajiura, Koichi Tsunemi
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Patent number: 4813372Abstract: A thermal roller for fixing a powdered toner image onto an image receiving sheet is provided with a sub-surface resistive heat generating layer adjacent the outer surface of the roller. The thickness of the heat generating layer or the materials that constitute the layer are controlled so that the resistance per unit length of the thermal roller increases gradually in the axial direction from the center portion thereof toward and to both ends. Electrical energy passed through the heat generating layer generates a desired temperature distribution profile along the roller to provide appropriate fixing temperatures, without excessively increasing the temperature at both ends of the roller.Type: GrantFiled: May 7, 1987Date of Patent: March 21, 1989Assignee: Kabushiki Kaisha ToshibaInventors: Mitutosi Kogure, Yuka Nakamura, Makoto Tamura
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Patent number: 4801968Abstract: A fixing device for image forming apparatus utilizing image forming media of a plurality of different widths, comprises a core roller and a supporting roller parallel to and in contact with the core roller to supports the selected one of the image forming media with the toner image thereon and transporting the selected image forming medium, an electrically resistive heat layer on the core roller and a plurality of power supply electrodes for supplying power to at least two portions of the electrically resistive heat layer having sizes corresponding to the widths of at least two of the image forming media.Type: GrantFiled: March 13, 1987Date of Patent: January 31, 1989Assignee: Kabushiki Kaisha ToshibaInventors: Mitutosi Kogure, Yuka Nakamura, Makoto Tamura, Keiji Itaya
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Patent number: 4745431Abstract: A device for fixing a toner image on an image forming medium in an image forming apparatus includes a heating roller and a supporting roller for supporting the sheet of paper and transporting the paper, the heating roller having an inner peripheral surface, and at least one electrically resistive layer on the inner surface of the heating roller for fixing the toner image on the paper and reducing heat loss from the heating roller. Further, the device includes a pair of electrodes at opposite ends of the resistive layer for transmitting electrical power to the resistive layer.Type: GrantFiled: March 16, 1987Date of Patent: May 17, 1988Assignee: Kabushiki Kaisha ToshibaInventors: Mitutosi Kogure, Yuka Nakamura, Makoto Tamura