Patents by Inventor Yasuhiro Kubo
Yasuhiro Kubo 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: 20190256774Abstract: A liquid crystal composition that satisfies a plurality of characteristics in characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of the nematic phase, small viscosity, large optical anisotropy, large dielectric anisotropy (1 kHz and 20 GHz), large specific resistance, high stability to ultraviolet light and high stability to heat, and that can be used in the form of a millimeter wave phase or microwave phase antenna. The liquid crystal composition contains at least two specific compounds having the large optical anisotropy and the large dielectric anisotropy as a first component, and a specific compound having a wide nematic phase and capable of adjusting suitable optical anisotropy as a second component, and may contain such a component compound that can finely control the characteristics of the composition.Type: ApplicationFiled: October 26, 2018Publication date: August 22, 2019Applicants: JNC CORPORATION, JNC PETROCHEMICAL CORPORATIONInventors: Yasuhiro KUBO, Yasutomo NAGANO
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Patent number: 9591992Abstract: An exhalation collected in a breath bag capable of expanding and contracting is sucked into a gas inlet vessel 21 with a given volume (Va), and then the gas inlet vessel 21 is communicated by means of valve V2 with a cell 11 that is maintained at an atmospheric pressure by being pre-filled with a sample gas or reference gas. After the communication, the gas pressure is measured by a pressure sensor 16 attached to the cell 11. Whether the exhalation collected in the breath bag is below a given amount or not can be accurately judged.Type: GrantFiled: August 2, 2012Date of Patent: March 14, 2017Assignee: OTSUKA PHARMACEUTICAL CO., LTD.Inventors: Yasuhiro Kubo, Masaaki Mori
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Patent number: 9316882Abstract: To minimize color difference during white display, and secure high transmittance in liquid crystal panel driven by FFS mode or the like. Liquid crystal panel 10 has first substrate AR and second substrate CF oppositely arranged, and liquid crystal layer LC interposed between the first and the second substrates, wherein the first substrate has plural signal lines 18 and scanning lines 15 formed in matrix, upper electrode 24 having plural slit-shaped openings 25 divided by the scanning and signal lines, and formed for every sub-pixel, and lower electrode 21 formed with the upper electrode through insulating layer 23, the second substrate has light-shielding layer 28 superimposed with the signal and scanning lines in planar view, and color filter layer 29 formed for every sub-pixel, and the liquid crystal layer includes a mixture of at least one compound having negative dielectric anisotropy and at least one compound having positive dielectric anisotropy.Type: GrantFiled: March 20, 2014Date of Patent: April 19, 2016Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATIONInventors: Shigeru Kibe, Toshiki Asakura, Yasuhiro Kubo
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Patent number: 9261740Abstract: To allow drive at low voltage and obtaining high transmittance in liquid crystal panel driven by FFS mode. Liquid crystal panel 10 has first substrate 14 and second substrate 27 oppositely arranged, and liquid crystal layer LC interposed between the first and the second substrates, wherein the first substrate has plural signal lines 18 and scanning lines 15 formed in matrix in mutually insulated state, upper electrode 24 having plural slit-shaped openings 25 divided by the scanning lines and signal lines, and formed for every sub-pixel, and lower electrode 21 formed with the upper electrode through insulating layer 23, the second substrate has light-shielding layer 28 superimposed with the signal lines and scanning lines in planar view, and color filter layer 29 formed for every sub-pixel, and the liquid crystal layer has at least one compound having negative dielectric anisotropy and at least one compound having positive dielectric anisotropy mixed.Type: GrantFiled: March 11, 2014Date of Patent: February 16, 2016Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATIONInventors: Shigeru Kibe, Toshiki Asakura, Yasuhiro Kubo
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Publication number: 20140313461Abstract: To allow drive at low voltage and obtaining high transmittance in liquid crystal panel driven by FFS mode. Liquid crystal panel 10 has first substrate 14 and second substrate 27 oppositely arranged, and liquid crystal layer LC interposed between the first and the second substrates, wherein the first substrate has plural signal lines 18 and scanning lines 15 formed in matrix in mutually insulated state, upper electrode 24 having plural slit-shaped openings 25 divided by the scanning lines and signal lines, and formed for every sub-pixel, and lower electrode 21 formed with the upper electrode through insulating layer 23, the second substrate has light-shielding layer 28 superimposed with the signal lines and scanning lines in planar view, and color filter layer 29 formed for every sub-pixel, and the liquid crystal layer has at least one compound having negative dielectric anisotropy and at least one compound having positive dielectric anisotropy mixed.Type: ApplicationFiled: March 11, 2014Publication date: October 23, 2014Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATIONInventors: SHIGERU KIBE, TOSHIKI ASAKURA, YASUHIRO KUBO
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Publication number: 20140313462Abstract: To minimize color difference during white display, and secure high transmittance in liquid crystal panel driven by FFS mode or the like. Liquid crystal panel 10 has first substrate AR and second substrate CF oppositely arranged, and liquid crystal layer LC interposed between the first and the second substrates, wherein the first substrate has plural signal lines 18 and scanning lines 15 formed in matrix, upper electrode 24 having plural slit-shaped openings 25 divided by the scanning and signal lines, and formed for every sub-pixel, and lower electrode 21 formed with the upper electrode through insulating layer 23, the second substrate has light-shielding layer 28 superimposed with the signal and scanning lines in planar view, and color filter layer 29 formed for every sub-pixel, and the liquid crystal layer includes a mixture of at least one compound having negative dielectric anisotropy and at least one compound having positive dielectric anisotropy.Type: ApplicationFiled: March 20, 2014Publication date: October 23, 2014Applicants: JNC PETROCHEMICAL CORPORATION, JNC CORPORATIONInventors: SHIGERU KIBE, TOSHIKI ASAKURA, YASUHIRO KUBO
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Publication number: 20140194765Abstract: An exhalation collected in a breath bag capable of expanding and contracting is sucked into a gas inlet vessel 21 with a given volume (Va), and then the gas inlet vessel 21 is communicated by means of valve V2 with a cell 11 that is maintained at an atmospheric pressure by being pre-filled with a sample gas or reference gas. After the communication, the gas pressure is measured by a pressure sensor 16 attached to the cell 11. Whether the exhalation collected in the breath bag is below a given amount or not can be accurately judged.Type: ApplicationFiled: August 2, 2012Publication date: July 10, 2014Inventors: Yasuhiro Kubo, Masaaki Mori
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Patent number: 7749436Abstract: As previous processing of measurement in which gas to be measured containing, as gas components, carbon dioxide 13CO2 and carbon dioxide 12CO2, is introduced into a cell, and in which the intensities of transmitted lights having wavelengths suitable for measurement of the respective gas components, are measured and then data-processed to measure the concentrations of the gas components, the air having a predetermined volume Va is sucked by a gas injection device 21, a gas exhaust valve V6 of a cell 11 is closed and the air stored in the gas injection device 21 is transferred to the cell 11 filled with the air at an atmospheric pressure, thereby to pressurize the cell inside. The pressure thus pressurized is measured as P. The cell volume Vc is subtracted from the product obtained by multiplying the sum.Type: GrantFiled: October 29, 2004Date of Patent: July 6, 2010Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Masaaki Mori, Yasuhiro Kubo, Yasushi Zasu, Masayuki Tani, Tamotsu Hamao
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Patent number: 7674508Abstract: A liquid crystal composition having a nematic phase that includes two components, wherein the first component is at least one compound selected from the group of compounds represented by formulas (1-1) and (1-2), and the second component is at least one compound selected from the group of compounds having a group represented by formulas (2-1) and (2-2): wherein R1 is alkyl having 1 to 12 carbons; Z1 and Z2 are each independently a single bond or ethylene; X1 is independently fluorine, chlorine, OCF3 or OCF2H; Y1 is independently hydrogen or fluorine; and n is independently 1 or 2.Type: GrantFiled: October 31, 2007Date of Patent: March 9, 2010Assignees: Chisso Corporation, Chisso Petrochemical CorporationInventor: Yasuhiro Kubo
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Publication number: 20090306527Abstract: An exhalation collected in a breath bag capable of expanding and contracting is sucked into a gas inlet vessel 21 with a given volume (Va), and then the gas inlet vessel 21 is communicated by means of valve V2 with a cell 11 that is maintained at an atmospheric pressure by being pre-filled with a sample gas or reference gas. After the communication, the gas pressure is measured by a pressure sensor 16 attached to the cell 11. Whether the exhalation collected in the breath bag is below a given amount or not can be accurately judged.Type: ApplicationFiled: January 31, 2007Publication date: December 10, 2009Inventors: Yasuhiro Kubo, Masaaki Mori
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Patent number: 7563492Abstract: A liquid crystal composition having a nematic phase that includes three components, wherein the first component is at least one compound selected from the group of compounds represented by formula (1), the second component is at least one compound selected from the group of compounds represented by formulas (2-1) to (2-3), and the third component is at least one compound selected from the group of compounds represented by formula (3): wherein R1, R2 and R4 are each independently alkyl having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R3 is fluorine, alkyl having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R5 is fluorine, chlorine, alkyl having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R6 is alkenyl having 2 to 12 carbons; Y1 is fluorine, chlorine or trifluoromethoxy; X1, X2, X3 and X4 are each independently hydrogen or fluorine; and one of X5 and X6 is fluorine, and the other is hydrogen.Type: GrantFiled: November 14, 2006Date of Patent: July 21, 2009Assignees: Chisso Corporation, Chisso Petrochemical CorporationInventors: Motoki Yanai, Hiroaki Kawashukuda, Shuichi Goto, Yasuhiro Kubo
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Patent number: 7452576Abstract: A liquid crystal composition, and a liquid crystal display containing the same, having a nematic phase including three components, wherein the first component is at least one compound selected from the group of compounds represented by formula (1), the second component is at least one compound selected from the group of compounds represented by formula (2), and the third component is at least one compound selected from the group of compounds represented by formula (3): wherein R1 and R2 are each independently alkyl having approximately 1 to approximately 12 carbons or alkenyl having approximately 2 to approximately 12 carbons; R3 is alkyl having approximately 1 to approximately 12 carbons or alkoxy having approximately 1 to approximately 12 carbons; R4 and R5 are each independently alkyl having approximately 1 to approximately 12 carbons; X1 is fluorine, chlorine, —OCF2H, —CF3 or —OCF3; Y1 is hydrogen or fluorine; and m and n are each independently 0 or 1.Type: GrantFiled: December 21, 2006Date of Patent: November 18, 2008Assignees: Chisso Corporation, Chisso Petrochemical CorporationInventor: Yasuhiro Kubo
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Publication number: 20080099726Abstract: A liquid crystal composition having a nematic phase that includes two components, wherein the first component is at least one compound selected from the group of compounds represented by formulas (1-1) and (1-2), and the second component is at least one compound selected from the group of compounds having a group represented by formulas (2-1) and (2-2): wherein R1 is alkyl having 1 to 12 carbons; Z1 and Z2 are each independently a single bond or ethylene; X1 is independently fluorine, chlorine, OCF3 or OCF2H; Y1 is independently hydrogen or fluorine; and n is independently 1 or 2.Type: ApplicationFiled: October 31, 2007Publication date: May 1, 2008Inventor: Yasuhiro Kubo
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Publication number: 20070145331Abstract: A liquid crystal composition, and a liquid crystal display containing the same, having a nematic phase including three components, wherein the first component is at least one compound selected from the group of compounds represented by formula (1), the second component is at least one compound selected from the group of compounds represented by formula (2), and the third component is at least one compound selected from the group of compounds represented by formula (3): wherein R1 and R2 are each independently alkyl having approximately 1 to approximately 12 carbons or alkenyl having approximately 2 to approximately 12 carbons; R3 is alkyl having approximately 1 to approximately 12 carbons or alkoxy having approximately 1 to approximately 12 carbons; R4 and R5 are each independently alkyl having approximately 1 to approximately 12 carbons; X1 is fluorine, chlorine, —OCF2H, —CF3 or —OCF3; Y1 is hydrogen or fluorine; and m and n are each independently 0 or 1.Type: ApplicationFiled: December 21, 2006Publication date: June 28, 2007Inventor: Yasuhiro Kubo
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Publication number: 20070108409Abstract: A liquid crystal composition having a nematic phase that includes three components, wherein the first component is at least one compound selected from the group of compounds represented by formula (1), the second component is at least one compound selected from the group of compounds represented by formulas (2-1) to (2-3), and the third component is at least one compound selected from the group of compounds represented by formula (3): wherein R1, R2 and R4 are each independently alkyl having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R3 is fluorine, alkyl having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R5 is fluorine, chlorine, alkyl having 1 to 12 carbons or alkenyl having 2 to 12 carbons; R6 is alkenyl having 2 to 12 carbons; Y1 is fluorine, chlorine or trifluoromethoxy; X1, X2, X3 and X4 are each independently hydrogen or fluorine; and one of X5 and X6 is fluorine, and the other is hydrogen.Type: ApplicationFiled: November 14, 2006Publication date: May 17, 2007Inventors: Motoki Yanai, Hiroaki Kawashukuda, Shuichi Goto, Yasuhiro Kubo
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Publication number: 20070077167Abstract: As previous processing of measurement in which gas to be measured containing, as gas components, carbon dioxide 13CO2 and carbon dioxide 12CO2, is introduced into a cell, and in which the intensities of transmitted lights having wavelengths suitable for measurement of the respective gas components, are measured and then data-processed to measure the concentrations of the gas components, the air having a predetermined volume Va is sucked by a gas injection device 21, a gas exhaust valve V6 of a cell 11 is closed and the air stored in the gas injection device 21 is transferred to the cell 11 filled with the air at an atmospheric pressure, thereby to pressurize the cell inside. The pressure thus pressurized is measured as P. The cell volume Vc is subtracted from the product obtained by multiplying the sum.Type: ApplicationFiled: October 29, 2004Publication date: April 5, 2007Inventors: Masaaki Mori, Yasuhiro Kubo, Yasuhiro Zasu, Masayuki Tani, Tamotsu Hamao
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Patent number: 7081279Abstract: Liquid crystalline compounds having a large negative ?? low viscosity, a large K33/K11 value, a small ??/?? and mutually excellent solubility even at low temperature, compositions containing at least one of the compounds and liquid crystal display devices containing such a liquid crystal compositions are disclosed.Type: GrantFiled: August 29, 2003Date of Patent: July 25, 2006Assignee: Chisso CorporationInventors: Takashi Kato, Tomoyuki Kondo, Henry Bernhardt, Shuichi Matsui, Hiroyuki Takeuchi, Yasuhiro Kubo, Fusayuki Takeshita, Etsuo Nakagawa
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Publication number: 20050238314Abstract: A recording apparatus reads a content management file from a file information obtaining means, and a data analysis and search means searches for a specified digital content information storing portions from the read content management file and searches for a play list file including specified digital contents in reproduction order based on reference play list information of the content information storing portions. The file information obtaining means reads a relevant play list file, and the data analysis and search means searches for an updated location and notifies a play list file creation means thereof so that the play list file creation means correctly updates the play list file.Type: ApplicationFiled: March 25, 2005Publication date: October 27, 2005Inventors: Sako Asayama, Hiroshi Kase, Keiko Tanaka, Yasuhiro Kubo, Kevin La Chapelle, Ian Mercer, Brian Walker
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Patent number: 6940083Abstract: In an isotopic gas analyzer, a gas injector (21) is provided for pressurizing a gas specimen in cells (11a,11b). The pressurization of the gas specimen virtually produces the same effect as increasing the concentration of carbon dioxide in the gas specimen, thereby improving an S/N ratio for the analysis and hence data reproducibility.Type: GrantFiled: September 19, 2001Date of Patent: September 6, 2005Assignee: Otsuka Pharmaceutical Co., Ltd.Inventors: Masaaki Mori, Yasuhiro Kubo, Masahiko Miyoshi, Tamotsu Hamao, Hiroaki Mizui
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Patent number: 6864397Abstract: The present invention provides a process for producing a difluoromethyl ether derivative simple and efficient process for producing the difluoromethyl ether derivative represented by Formula (1d?) or a difluoromethyl ether derivative represented by Formula (1c?): wherein all the variables are defined in the specification.Type: GrantFiled: June 18, 2003Date of Patent: March 8, 2005Assignees: Chisso Corporation, Chisso Petrochemical CorporationInventors: Tomoyuki Kondo, Kouki Sagou, Shuichi Matsui, Hiroyuki Takeuchi, Yasuhiro Kubo, Etsuo Nakagawa