Patents by Inventor Yasushi Kubota
Yasushi Kubota 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: 11943977Abstract: A display device includes: a display region formed with a notch portion; and a frame region surrounding the display region, wherein the display region includes a first lead wiring line and a second lead wiring line. In a plan view, an extending direction of the first lead wiring line and an extending direction of the second lead wiring line are same. Either one lead wiring line of the first lead wiring line and the second lead wiring line includes a first region a second region.Type: GrantFiled: September 27, 2018Date of Patent: March 26, 2024Assignee: SHARP KABUSHIKI KAISHAInventors: Junichi Yamada, Makoto Yokoyama, Yasushi Kubota
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Patent number: 11728701Abstract: This canned motor (10) is provided with a rotor (14); a cylindrical rotor can (42) that houses the rotor (14); an end plate (40) that covers an opening of the rotor can (42) in the axial direction and is joined to the rotor can (42); a rotating shaft (16) that passes through the rotor (14) and the end plate (40); and an annular wall (46) that surrounds the outer circumference of the rotating shaft (16), is joined to or integrated with the end plate (40), and is joined to the entire circumference of the rotating shaft (16) at an end thereof in the axial direction. The thickness of the end plate (40) is larger than the thickness of the annular wall (46).Type: GrantFiled: July 18, 2019Date of Patent: August 15, 2023Assignee: NIKKISO CO., LTD.Inventors: Kazuo Futatsugi, Osamu Watanabe, Yasushi Kubota, Yu Kodama, Masaaki Eguchi
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Publication number: 20220052145Abstract: A display device includes: a display region formed with a notch portion; and a frame region surrounding the display region, wherein the display region includes a first lead wiring line and a second lead wiring line. In a plan view, an extending direction of the first lead wiring line and an extending direction of the second lead wiring line are same. Either one lead wiring line of the first lead wiring line and the second lead wiring line includes a first region a second region.Type: ApplicationFiled: September 27, 2018Publication date: February 17, 2022Inventors: JUNICHI YAMADA, MAKOTO YOKOYAMA, YASUSHI KUBOTA
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Publication number: 20210376675Abstract: This canned motor (10) is provided with a rotor (14); a cylindrical rotor can (42) that houses the rotor (14); an end plate (40) that covers an opening of the rotor can (42) in the axial direction and is joined to the rotor can (42); a rotating shaft (16) that passes through the rotor (14) and the end plate (40); and an annular wall (46) that surrounds the outer circumference of the rotating shaft (16), is joined to or integrated with the end plate (40), and is joined to the entire circumference of the rotating shaft (16) at an end thereof in the axial direction. The thickness of the end plate (40) is larger than the thickness of the annular wall (46).Type: ApplicationFiled: July 18, 2019Publication date: December 2, 2021Applicant: NIKKISO CO., LTD.Inventors: Kazuo FUTATSUGI, Osamu WATANABE, Yasushi KUBOTA, Yu KODAMA, Masaaki EGUCHI
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Patent number: 11138931Abstract: A display device includes: a display region in which first light-emitting elements by together with pixel circuits constitute pixels and are arranged in a matrix shape; and control circuits having electrical control function to the display region, wherein a determination circuit connected to a control line or to a node provided in the control circuit, and a second light-emitting element and a third light-emitting element connected to the determination circuit and configured to emit different colors from each other are provided in the frame region, and the determination circuit alternately cause only one of the second light-emitting element and the third light-emitting element to emit light.Type: GrantFiled: March 30, 2018Date of Patent: October 5, 2021Assignee: SHARP KABUSHIKI KAISHAInventors: Nobuhiko Suzuki, Yasushi Kubota
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Publication number: 20210020100Abstract: A display device includes: a display region in which first light-emitting elements by together with pixel circuits constitute pixels and are arranged in a matrix shape; and control circuits having electrical control function to the display region, wherein a determination circuit connected to a control line or to a node provided in the control circuit, and a second light-emitting element and a third light-emitting element connected to the determination circuit and configured to emit different colors from each other are provided in the frame region, and the determination circuit alternately cause only one of the second light-emitting element and the third light-emitting element to emit light.Type: ApplicationFiled: March 30, 2018Publication date: January 21, 2021Inventors: NOBUHIKO SUZUKI, YASUSHI KUBOTA
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Patent number: 8962898Abstract: An optically active bisbenzyl compound or a racemic bisbenzyl compound represented by formula (2) that has axial chirality: where: R1 represents a halogen, or an optionally substituted: linear, branched, or cyclic C1-8 alkyl, C2-8 alkenyl, C2-8 alkynyl, C6-14 aryl, C3-8 heteroaryl, linear, branched, or cyclic C1-8 alkoxy, or C7-16 aralkyl; R21 each independently represents hydrogen, halogen, nitro, or an optionally substituted: linear, branched, or cyclic C1-8 alkyl, C2-8 alkenyl, C2-8 alkynyl, C6-14 aryl, linear, branched, or cyclic C1-8 alkoxy, or a C7-16 aralkyl; R3 represents hydrogen, or an optionally substituted: C6-14 aryl, a C3-8 heteroaryl, or a C7-16 aralkyl; and Y2 represents a halogen, or an optionally substituted: C1-8 alkylsulfonyloxy, C6-14 arylsulfonyloxy, or C7-16 aralkylsulfonyloxy.Type: GrantFiled: December 5, 2012Date of Patent: February 24, 2015Assignee: Nippon Soda Co., Ltd.Inventors: Keiji Maruoka, Yasushi Kubota
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Publication number: 20130223477Abstract: Disclosed is a container for the thermal analysis of cast iron that enables a reduction in the amount of tellurium used in thermal analysis. By forming a plurality of fine spaces in the interior of a base plate (12) and sidewalls (11), thermal insulating properties are maintained in the base plate (12) and the sidewalls (11) and the temperature of a sample of the cast iron melt placed in the interior of the container (1) is prevented from cooling down. As a result, even if the amount of a sample supplied for thermal analysis is reduced, the speed by which the temperature of the sample drops is suppressed, and a constant temperature is maintained by the heat from the latent heat of solidification. Accordingly, the amount of tellurium used in thermal analysis can be reduced by reducing the amount of the sample supplied for thermal analysis.Type: ApplicationFiled: April 18, 2011Publication date: August 29, 2013Applicant: NISSABU CO., LTD.Inventors: Hidetaka Hiraoka, Yasushi Kubota, Haruo Ishiyama, Noriko Saito, Hirofumi Tabe
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Patent number: 8507669Abstract: It is to provide a novel optically active dibenzazepine derivative having a high utility value as an asymmetric phase-transfer catalyst. It is an optically active 6,7-dihydro-5H-dibenzo[c,e]azepine derivative represented by the following formula (1?), (wherein R represents a divalent organic group for cross-linking the 1st position and the 11th position; R1 and R2 are the same or different, and represent a hydrogen atom, halogen atom, or organic group, or R1 and R2 together represent a divalent organic group; R3? and R4? are the same or different and represent a monovalent organic group, or R3? and R4? together form an organic group that forms a cyclic structure comprising an onium nitrogen atom; Ar represents a monovalent organic group; * represents optical activity, i.e., that one axially asymmetric isomer is present in excess of the other axially asymmetric isomer with respect to a bond axis that constitutes the biphenyl structure of the compound; and X? represents a counter anion).Type: GrantFiled: April 8, 2009Date of Patent: August 13, 2013Assignee: Nippon Soda Co., Ltd.Inventors: Yasushi Kubota, Tsutomu Inoue
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Patent number: 8367820Abstract: Disclosed is an optically active quaternary ammonium salt compound represented by the formula (1) below. Also disclosed are a production intermediate of such an optically active quaternary ammonium salt compound, and a method for producing such an optically active quaternary ammonium salt compound. (1) (In the formula, R1, R2, R21, R3 and R4 respectively represent an alkyl group, an aryl group or the like; R5 and R6 respectively represent an alkyl group, an alkoxy group or the like; and X? represents an anion.Type: GrantFiled: March 3, 2006Date of Patent: February 5, 2013Assignee: Nippon Soda Co., Ltd.Inventors: Keiji Maruoka, Yasushi Kubota
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Patent number: 8325170Abstract: An occupying area of a digital system signal line driver circuit in an image display device is large and this hinders the miniaturization of the display device. A memory circuit and a D/A converter circuit in the signal line driver circuit are commonly used for n (“n” is a natural number equal to or larger than 2) signal lines. One horizontal scanning period is divided into n periods and the memory circuit and the D/A converter circuit each perform processing for different signal lines during each of the divided periods. Thus, all the signal lines can be driven. Therefore, the number of memory circuits and the number of D/A converter circuits in the signal line driver circuit can be reduced to one n-th in a conventional case.Type: GrantFiled: December 16, 2009Date of Patent: December 4, 2012Assignees: Semiconductor Energy Laboratory Co., Ltd., Sharp Kabushiki KaishaInventors: Yukio Tanaka, Munehiro Azami, Yasushi Kubota, Hajime Washio
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Patent number: 8318226Abstract: An object of the present invention is to provide a milk-type food and drink including cow's milk packed in a transparent container such as a PET bottle, which does not generate off-flavor due to photoinduction even when the milk-type food and drink is a store-displaying commercial product which is apt to come under the influence of sunlight and fluorescent light. The invention relates to a milk-type food and drink packed in a transparent container which substantially shields light in the wavelength region of 550 to 720 nm, and a process for producing a milk-type food and drink, which comprises packing a milk-type food and drink in a transparent container which substantially shields light in the wavelength region of 550 to 720 nm.Type: GrantFiled: November 20, 2006Date of Patent: November 27, 2012Assignee: Meiji Co., Ltd.Inventors: Tomokazu Hara, Tomoyasu Taguchi, Yasushi Kubota
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Patent number: 8283501Abstract: Disclosed herein are optically active biphenol derivatives represented by the following formulas (1) and (2), a method for optically resolving a biphenol derivative represented by formula (2?), a production method of an optically active biphenol derivative (1) comprising a step for reacting a Brønsted acid with a biphenol derivative (2), and a production method of an optically active biphenol derivative (3) comprising a step for reacting a Lewis acid with an optically active biphenol derivative (1) or an optically active biphenol derivative (2).Type: GrantFiled: January 6, 2009Date of Patent: October 9, 2012Assignee: Nippon Soda Co., Ltd.Inventors: Yoshikazu Ito, Yasushi Kubota, Tsutomu Inoue
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Patent number: 8277860Abstract: A method for stabilizing 1,4-dihydroxy-2-naphthoic acid, which comprises reducing an oxygen dissolved in a solution containing 1,4-dihydroxy-2-naphthoic acid, and food or drink containing 1,4-dihydroxy-2-naphthoic acid.Type: GrantFiled: March 26, 2004Date of Patent: October 2, 2012Assignee: Meiji Co., Ltd.Inventors: Kakuhei Isawa, Tadashi Nakatsubo, Satoshi Hayashi, Yasushi Kubota
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Patent number: 8130216Abstract: An example control signal generating circuit CTL for controlling the writing into pixels PIX instructs a data signal line drive circuit SD2, which is for driving pixels in a non-display area, to write a voltage VB or a voltage VW which are for non-displaying, not only in the first frame but also once in a predetermined number of frames. In other words, the pixels in the display area are refreshed at intervals longer than those in the case of refreshing the pixels in each frame.Type: GrantFiled: August 2, 2007Date of Patent: March 6, 2012Assignee: Sharp Kabushiki KaishaInventors: Hajime Washio, Yasuyoshi Kaise, Sachio Tsujino, Kazuhiro Maeda, Keiji Takahashi, Yasushi Kubota, Toshiya Aoki
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Patent number: 7978169Abstract: There are provided: a first logic operation circuit which performs a logic operation using a high-amplitude logic signal; a transmission system having a load capacitance; and a low-voltage signal generator which is a step-down level shifter transforming an incoming high-amplitude logic signal from the first logic operation circuit to a low-amplitude logic signal having a lower amplitude than the high-amplitude logic signal for output to the transmission system. In the configuration, the first logic operation circuit operates based on a high-amplitude logic signal, and is therefore free from malfunctions and performs operations at high speed. Further, the transmission system introducing a load capacitance transmits a low-amplitude logic signal and therefore restrains increases in electric power consumption and occurrence of unnecessary radiation.Type: GrantFiled: February 21, 2008Date of Patent: July 12, 2011Assignee: Sharp Kabushiki KaishaInventors: Hidehiko Yamashita, Hajime Washio, Yasushi Kubota, Graham Andrew Cairns, Michael James Brownlow
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Publication number: 20110034688Abstract: It is to provide a novel optically active dibenzazepine derivative having a high utility value as an asymmetric phase-transfer catalyst. It is an optically active 6,7-dihydro-5H-dibenzo[c,e]azepine derivative represented by the following formula (1?), (wherein R represents a divalent organic group for cross-linking the 1st position and the 11th position; R1 and R2 are the same or different, and represent a hydrogen atom, halogen atom, or organic group, or R1 and R2 together represent a divalent organic group; R3?and R4? are the same or different and represent a monovalent organic group, or R3? and R4? together form an organic group that forms a cyclic structure comprising an onium nitrogen atom; Ar represents a monovalent organic group; * represents optical activity, i.e., that one axially asymmetric isomer is present in excess of the other axially asymmetric isomer with respect to a bond axis that constitutes the biphenyl structure of the compound; and X? represents a counter anion).Type: ApplicationFiled: April 8, 2009Publication date: February 10, 2011Applicant: NIPPON SODA CO., LTD.Inventors: Yasushi Kubota, Tsutomu Inoue
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Publication number: 20100280284Abstract: An optically active 2,2?-biphenol derivative and a production method that enables simple and efficient production of this compound. More specifically, an optically active biphenol derivative represented by the following formulas (1) and (2), a method for optically resolving a biphenol derivative represented by formula (2?), a production method of an optically active biphenol derivative (1) comprising a step for reacting a Brønsted acid with a biphenol derivative (2), and a production method of an optically active biphenol derivative (3) comprising a step for reacting a Lewis acid with an optically active biphenol derivative (1) or an optically active biphenol derivative (2). In the following formulas, R represents, for example, a primary or secondary alkyl group having 1 to 10 carbon atoms, * represents an axially asymmetric center, X represents a halogen atom, and R2 represents a tertiary alkyl group having 4 to 6 carbon atoms.Type: ApplicationFiled: January 6, 2009Publication date: November 4, 2010Applicant: Nippon Soda Co., Ltd.Inventors: Yoshikazu Ito, Yasushi Kubota, Tsutomu Inoue
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Patent number: 7771764Abstract: A method for producing an extract and/or a squeezed liquid, which includes: feeding a food to be extracted and/or squeezed into a crushing apparatus; adding a solvent into the crushing apparatus immediately after and/or while milling the food; extracting and/or squeezing a useful food component of the food into the solvent; and carrying out liquid-solid separation by removing the resulting extracted residue and/or squeezed residue with a continuous solid-liquid separation apparatus.Type: GrantFiled: January 30, 2004Date of Patent: August 10, 2010Assignee: Meiji Dairies CorporationInventors: Takeshi Honda, Takeshi Imazawa, Takamune Tanaka, Takao Tomita, Yasushi Kubota, Naoki Orii, Tadashi Nakatsubo
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Patent number: 7741985Abstract: A digital/analogue converter for converting an input n-bit digital code, where n is an integer greater than one, has an n-bit digital input and an output for connection to a load, and includes: an array of (n?1) switched capacitors; and a switching arrangement. In one example embodiment, the switching arrangement is adapted, in a zeroing phase of operation, to connect a first reference voltage to the first plate of at least one capacitor of the array and to connect a second plate of the at least one capacitor to a voltage that, for at least one value of the input digital code, is different from the first reference voltage and is further adapted, in a decoding phase of operation, to enable, dependent on the value of the input digital code, injection of charge into the at least one capacitor. In one example embodiment, the converter may be a bufferless converter having an output for direct connection to a capacitive load.Type: GrantFiled: January 11, 2006Date of Patent: June 22, 2010Assignee: Sharp Kabushiki KaishaInventors: Yasushi Kubota, Kazuhiro Maeda, Hajime Washio, Patrick Zebedee