Patents by Inventor Hiroaki Eguchi
Hiroaki Eguchi 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: 20230010682Abstract: An objective of the present invention is to provide a structure of a touch panel which may avoid degradation of visibility. A touch panel device includes a piezo film having a piezoelectric effect, a touch detecting section disposed at a first face of two faces of the piezo film, the two faces extending orthogonally to a thickness direction of the piezo film, wherein the touch detecting section has an electrode structure which is patterned for enabling detection of a touch position, a conductive layer formed at a second face of the two faces of the piezo film, the second face being opposite to the first face, and a coating layer disposed on the first face of the piezo film, wherein the first face is adhered to the touch detecting section via the coating layer by means of an adhesive.Type: ApplicationFiled: July 6, 2022Publication date: January 12, 2023Inventors: Koji TAJIMA, Hiroaki EGUCHI, Tomoya SATO
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Publication number: 20230008160Abstract: An objective of the present invention is to provide a structure of a touch panel which may be efficiently produced while avoiding degradation of visibility. A touch panel device includes: a piezo film having a piezoelectric effect; a touch detecting section disposed at a first face of two faces of the piezo film, the two faces extending orthogonally to a thickness direction of the piezo film, wherein the touch detecting section has an electrode structure which is patterned for enabling detection of a touch position; an insulating layer formed on a second face of the two faces of the piezo film by means of a layer application process, the second face being opposite to the first face; and a conductive layer formed on the insulating layer.Type: ApplicationFiled: July 6, 2022Publication date: January 12, 2023Inventors: Koji TAJIMA, Hiroaki EGUCHI, Tomoya SATO
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Patent number: 11493249Abstract: A refrigerant charging device and a refrigerant charging system include a refrigerant charging flour path having a refrigerant charging port connected to a refrigerant flow path of an air conditioner, a valve provided at the refrigerant charging flow path, and a control device configured to control the valve. The control device includes a discharging superheat calculator configured to calculate the discharging superheat degree from a refrigerant temperature and a refrigerant pressure at a discharge side of a compressor, and a valve controller configured to control the opening and closing state of the valve based on the calculated discharging superheat degree calculated by the discharge super-heat calculator.Type: GrantFiled: July 2, 2020Date of Patent: November 8, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Tadahiro Nakagawa, Hiroaki Eguchi, Masatoshi Takahashi
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Patent number: 10655899Abstract: An oil separator includes a container having an inner circumferential surface of a cylindrical shape; an inlet pipe that penetrates through from an outside of the container to an inside of the container, comprises an inlet port through which the oil-containing refrigerant is introduced to the container; and a refrigerant discharge pipe that is provided coaxially with a central axis of the container in a top of the container, projects from the top of the container toward a bottom of the container, and comprises a discharge port which is disposed below the inlet port and allows oil removed refrigerant to be discharged. The oil-containing refrigerant flowing out of the inlet port of the inlet pipe is not branched by the refrigerant discharge pipe, and forms a single flow flowing in one direction along an outer circumferential surface of the refrigerant discharge pipe and the inner circumferential surface of the container.Type: GrantFiled: July 25, 2016Date of Patent: May 19, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Takamitsu Kurokawa, Hisashi Takeichi, Hiroaki Eguchi
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Patent number: 10551101Abstract: An air conditioner may prevent a refrigerant stored in a refrigerant storage from rapidly flowing into a main refrigerant circuit when the type of operation is switched. The air conditioner may include a refrigerant circuit provided with a compressor, a condenser, an expansion valve and an evaporator; a refrigerant amount detection device configured to determine whether a refrigerant state in an outlet of the compressor is a subcooled state or a gas-liquid two phase state. The refrigerant amount detection device is configured to calculate a refrigerant amount ratio in the refrigerant circuit based on a predetermined set value according to at least one of a temperature and a pressure detected and the refrigerant state; and a controller configured to control the refrigerant circuit according to the refrigerant amount ratio calculated by the refrigerant amount detection device.Type: GrantFiled: September 3, 2015Date of Patent: February 4, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hisashi Takeichi, Hiroaki Eguchi, Tetsuya Ogasawara, Kenichi Yamada, Masahiro Aono
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Patent number: 9954148Abstract: A light-emitting apparatus that improves the use efficiency of emission light from light-emitting elements by an optical element for light collection and improves the light-emitting intensity in front of the apparatus without increasing the size of the apparatus, and its manufacturing method are provided. The light-emitting apparatus includes light-emitting elements, a substrate on which the light-emitting elements are mounted in a mounted region and a pair of electrodes for supplying power to the light-emitting elements is arranged around the mounted region, a sealing resin that contains a phosphor excited by emission light from the light-emitting elements and seals the light-emitting elements on the mounted region, and an optical element that is placed to cover the sealing resin with a lower end in contact with a flat region between the pair of electrodes and the sealing resin on the substrate and collects light emitted from the light-emitting elements through the sealing resin.Type: GrantFiled: October 22, 2015Date of Patent: April 24, 2018Assignees: CITIZEN ELECTRONICS CO., LTD., CITIZEN WATCH CO., LTD.Inventors: Hiroaki Eguchi, Sadato Imai
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Publication number: 20170276413Abstract: An air conditioner may prevent a refrigerant stored in a refrigerant storage from rapidly flowing into a main refrigerant circuit when the type of operation is switched. The air conditioner may include a refrigerant circuit provided with a compressor, a condenser, an expansion valve and an evaporator; a refrigerant amount detection device configured to determine whether a refrigerant state in an outlet of the compressor is a supercooled state or a gas-liquid two phase state, and configured to calculate a refrigerant amount ratio in the refrigerant circuit, based on a predetermined set value according to at least one of a temperature and a pressure detected in the refrigerant circuit, and the refrigerant state; and a controller configured to control the refrigerant circuit according to the refrigerant amount ratio calculated by the refrigerant amount detection device.Type: ApplicationFiled: September 3, 2015Publication date: September 28, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hisashi TAKEICHI, Hiroaki EGUCHI, Tetsuya OGASAWARA, Kenichi YAMADA, Masahiro AONO
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Publication number: 20170184331Abstract: An oil separator includes a container having an inner circumferential surface of a cylindrical shape; an inlet pipe that penetrates through from an outside of the container to an inside of the container, comprises an inlet port through which the oil-containing refrigerant is introduced to the container; and a refrigerant discharge pipe that is provided coaxially with a central axis of the container in a top of the container, projects from the top of the container toward a bottom of the container, and comprises a discharge port which is disposed below the inlet port and allows oil removed refrigerant to be discharged. The oil-containing refrigerant flowing out of the inlet port of the inlet pipe is not branched by the refrigerant discharge pipe, and forms a single flow flowing in one direction along an outer circumferential surface of the refrigerant discharge pipe and the inner circumferential surface of the container.Type: ApplicationFiled: July 25, 2016Publication date: June 29, 2017Applicant: Samsung Electronics Co., Ltd.Inventors: Takamitsu KUROKAWA, Hisashi TAKEICHI, Hiroaki EGUCHI
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Publication number: 20170153050Abstract: Even in the case of a large outdoor heat exchanger (24), it is possible to completely remove frost without reducing the defrosting effect. Provided are: a distributor (25) installed between the outdoor heat exchanger (24) and an expansion valve (26); a plurality of distribution pipes (252) of which one end is connected to the distributor (25) and of which the other end is connected to a plurality of heat transfer pipes (241) of the outdoor heat exchanger (24); and a bypass pipe (30) of which one end is connected to a compressor (23) and diverges on the way, and simultaneously of which the respective plurality of other ends are connected to a connection part between the distribution pipe (252) and the heat transfer pipe (241) or in the vicinity thereof.Type: ApplicationFiled: November 25, 2014Publication date: June 1, 2017Applicant: Samsung Electronics CO., Ltd.Inventors: Nobuhiro NAKAGAWA, Hiroaki EGUCHI, Tetsuya OGASAWARA
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Publication number: 20160116140Abstract: A light-emitting apparatus that improves the use efficiency of emission light from light-emitting elements by an optical element for light collection and improves the light-emitting intensity in front of the apparatus without increasing the size of the apparatus, and its manufacturing method are provided. The light-emitting apparatus includes light-emitting elements, a substrate on which the light-emitting elements are mounted in a mounted region and a pair of electrodes for supplying power to the light-emitting elements is arranged around the mounted region, a sealing resin that contains a phosphor excited by emission light from the light-emitting elements and seals the light-emitting elements on the mounted region, and an optical element that is placed to cover the sealing resin with a lower end in contact with a flat region between the pair of electrodes and the sealing resin on the substrate and collects light emitted from the light-emitting elements through the sealing resin.Type: ApplicationFiled: October 22, 2015Publication date: April 28, 2016Applicants: CITIZEN ELECTRONICS CO., LTD., CITIZEN HOLDINGS CO., LTD.Inventors: Hiroaki Eguchi, Sadato Imai
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Patent number: 8616567Abstract: It is an object to effectively enhance rigidity of a subframe installed to couple a pair of right and left wheel suspension members, with a simple structure, and allow a stabilizer to be adequately installed. A subframe (3) installed to couple a pair of right and left wheel suspension members (2) together comprises a cross member (31) provided with a lateral-link support portion (14, 18) supporting an end of the lateral link (5, 6), a pair of right and left side members (33) each extending from a respective one of opposite vehicle-widthwise outer ends of the cross member (31), in a vehicle longitudinal direction; and a pair of right and left reinforcing members (35) each reinforcing a coupling section between the lateral-link support portion (14, 18) of the cross member (31) or a vicinity thereof, and a respective one of the side members (33).Type: GrantFiled: June 24, 2011Date of Patent: December 31, 2013Assignee: Mazda Motor CorporationInventors: Hiroaki Eguchi, Masaaki Tanaka
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Publication number: 20130113176Abstract: It is an object to effectively enhance rigidity of a subframe installed to couple a pair of right and left wheel suspension members, with a simple structure, and allow a stabilizer to be adequately installed. A subframe (3) installed to couple a pair of right and left wheel suspension members (2) together comprises a cross member (31) provided with a lateral-link support portion (14, 18) supporting an end of the lateral link (5, 6), a pair of right and left side members (33) each extending from a respective one of opposite vehicle-widthwise outer ends of the cross member (31), in a vehicle longitudinal direction; and a pair of right and left reinforcing members (35) each reinforcing a coupling section between the lateral-link support portion (14, 18) of the cross member (31) or a vicinity thereof, and a respective one of the side members (33).Type: ApplicationFiled: June 24, 2011Publication date: May 9, 2013Applicant: MAZDA MOTOR CORPORATIONInventors: Hiroaki Eguchi, Masaaki Tanaka
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Patent number: 7547721Abstract: The present invention relates to a compound defined by a formula herein, a composition and/or a method relating to one or more of the defined compounds.Type: GrantFiled: December 15, 1999Date of Patent: June 16, 2009Assignees: Bayer Schering Pharma AG, Fuji Photo Film Co., Ltd.Inventors: Naoto Miwa, Michihito Inagaki, Hiroaki Eguchi, Masafumi Okumura, Yoshio Inagaki, Toru Harada
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Publication number: 20090041670Abstract: A near infrared fluorescent contrast agent which is excellent in permeability in a living tissue and enables specific imaging of tumor and/or blood vessel, comprising a compound represented by formula (I) or a pharmaceutically acceptable salt thereof, wherein R1, R2, R7, and R8 represent a C1-C10 alkyl group or the like; R3, R4, R5, R6, R9, R10, R11, and R12 represent a hydrogen atom, a C1-C6 alkyl group, an aryl group or the like; X1 and X2 represent a C1-C15 alkyl group or an aryl group and X1 and X2 in total have 0 to 4 carboxyl groups; m1, m2, and m3 represents 0 or 1; L1 to L7 independently represent a methine group; M represents a hydrogen atom, a metal, or a quaternary ammonium salt; and n represents an integer of 1 to 7 necessary for neutralizing charge.Type: ApplicationFiled: June 27, 2008Publication date: February 12, 2009Inventors: Masayuki Kawakami, Hiroshi Kitaguchi, Kai Licha, Christin Perlitz, Hiroaki Eguchi, Natsuko Tsuda, Kazuhiro Aikawa
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Patent number: 7488468Abstract: A near infrared fluorescent contrast agent comprising a compound having three or more sulfonic acid groups in a molecule, and a method of fluorescence imaging comprising introducing the near infrared fluorescent contrast agent of the present invention into a living body, exposing the body to an excitation light, and detecting near infrared fluorescence from the contrast agent. The near infrared fluorescent contrast agent of the present invention is excited by an excitation light and emits near infrared fluorescence. This infrared fluorescence is superior in transmission through biological tissues. Thus, detection of lesions in the deep part of a living body has been made possible. In addition, the inventive contrast agent is superior in water solubility and low toxic, and therefore, it can be used safely.Type: GrantFiled: September 16, 1999Date of Patent: February 10, 2009Assignees: Schering AG, Fuji Photo Film Co., Ltd.Inventors: Naoto Miwa, Michihito Inagaki, Hiroaki Eguchi, Masafumi Okumura, Yoshio Inagaki, Toru Harada
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Patent number: 7473415Abstract: A near infrared fluorescent contrast agent which is excellent in permeability in a living tissue and enables specific imaging of tumor and/or blood vessel, comprising a compound represented by formula (I) or a pharmaceutically acceptable salt thereof, wherein R1, R2, R7, and R8 represent a C1-C10 alkyl group or the like; R3, R4, R5, R6, R9, R10, R11, and R12 represent a hydrogen atom, a C1-C6 alkyl group, an aryl group or the like; X1 and X2 represent a C1-C15 alkyl group or an aryl group and X1 and X2 in total have 0 to 4 carboxyl groups; m1, m2, and m3 represents 0 or 1; L1 to L7 independently represent a methine group; M represents a hydrogen atom, a metal, or a quaternary ammonium salt; and n represents an integer of 1 to 7 necessary for neutralizing charge.Type: GrantFiled: March 7, 2003Date of Patent: January 6, 2009Assignees: Fuji Photo Film Co., Ltd., Schering AktiengesellschaftInventors: Masayuki Kawakami, Hiroshi Kitaguchi, Kai Licha, Christin Perlitz, Hiroaki Eguchi, Natsuko Tsuda, Kazuhiro Aikawa
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Publication number: 20080083702Abstract: A method for manufacturing an electron emitting device includes disposing a cathode substrate and an anode substrate to be faced to each other in a depressurized atmosphere containing an activation gas, the cathode substrate including a carbon layer formed by applying a paste having a fibrous carbon and carbon impurities on a cathode conductor and drying the coated paste. The method further includes applying a reverse bias voltage to the cathode conductor of the cathode substrate and an anode conductor of the anode substrate, thereby activating the carbon layer.Type: ApplicationFiled: October 5, 2007Publication date: April 10, 2008Applicant: Futaba CorporationInventors: Fumiaki Kataoka, Youhei Fujimura, Takeshi Tonegawa, Yasumoto Kubo, Hiroaki Eguchi, Shigeo Itoh, Tatsuo Yamaura
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Patent number: D750581Type: GrantFiled: November 21, 2014Date of Patent: March 1, 2016Assignees: CITIZEN ELECTRONICS CO., LTD., CITIZEN HOLDINGS CO., LTD.Inventors: Hiroaki Eguchi, Sadato Imai, Tatsuya Katoh
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Patent number: D767515Type: GrantFiled: April 7, 2015Date of Patent: September 27, 2016Assignees: Citizen Electronics Co., Ltd., Citizen Holdings Co., Ltd.Inventors: Hiroaki Eguchi, Toshiaki Ishihara
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Patent number: D771579Type: GrantFiled: November 21, 2014Date of Patent: November 15, 2016Assignees: Citizens Electronics Co., Ltd., Citizens Holdings Co., Ltd.Inventors: Hiroaki Eguchi, Sadato Imai, Tatsuya Katoh, Takuya Funakubo, Takeru Ohmori