Patents by Inventor Seiji Miyazawa
Seiji Miyazawa 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: 11794482Abstract: A recording apparatus includes a carriage, a liquid container provided on the carriage and in which a liquid is to be injected, the liquid container having a liquid level check portion through which a level of the liquid in the liquid container is visually checked, a recording head disposed in the carriage, and an operation panel disposed on a front surface of the apparatus along the width direction, the operation panel and an exposure section through which the liquid level check portion is exposed are disposed such that the operation panel and the exposure section are visually checked, and the carriage is moved from a home position toward the exposure section and the operation panel and the liquid level check portion are arranged in the width direction when the apparatus side surface is viewed from the front side.Type: GrantFiled: April 7, 2022Date of Patent: October 24, 2023Assignee: Seiko Epson CorporationInventors: Seiji Miyazawa, Hisayuki Akahane, Shintaro Miyamoto
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Publication number: 20230321989Abstract: A liquid ejecting apparatus includes a recording head that ejects ink, an ink tank that contains ink and that includes an inlet through which ink is poured from a refill container, an outer case that houses the recording head and the ink tank and that includes an upper case member disposed in the +Z direction and a side case member crossing the upper case member, and an opening and closing cover that is attached to the outer case and that is configured to rotate between an open position at which the ink can be poured from the refill container into the ink tank and a closed position at which the ink tank is covered. The side case member has a cutout.Type: ApplicationFiled: June 7, 2023Publication date: October 12, 2023Inventor: Seiji MIYAZAWA
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Publication number: 20230271428Abstract: In a printer, a display unit includes, in a housing, a light source, and a first light emitting portion having a first light emitting surface which emits light toward the outside of the housing with light emitted from the light source and a first light guiding portion which guides the light emitted from the light source to the first light emitting surface. Further, the display unit includes, in an opening/closing cover, a second light emitting portion having a second light emitting surface which emits light toward the outside of the housing with the light emitted from the first light emitting surface and a second light guiding portion which guides the light emitted from the first light emitting surface to the second light emitting surface.Type: ApplicationFiled: May 8, 2023Publication date: August 31, 2023Inventors: Hisayuki AKAHANE, Seiji MIYAZAWA
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Patent number: 11701889Abstract: A liquid ejecting apparatus includes a recording head that ejects ink, an ink tank that contains ink and that includes an inlet through which ink is poured from a refill container, an outer case that houses the recording head and the ink tank and that includes an upper case member disposed in the +Z direction and a side case member crossing the upper case member, and an opening and closing cover that is attached to the outer case and that is configured to rotate between an open position at which the ink can be poured from the refill container into the ink tank and a closed position at which the ink tank is covered. The side case member has a cutout.Type: GrantFiled: May 25, 2021Date of Patent: July 18, 2023Assignee: Seiko Epson CorporationInventor: Seiji Miyazawa
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Publication number: 20220227141Abstract: A recording apparatus includes a carriage, a liquid container provided on the carriage and in which a liquid is to be injected, the liquid container having a liquid level check portion through which a level of the liquid in the liquid container is visually checked, a recording head disposed in the carriage, and an operation panel disposed on a front surface of the apparatus along the width direction, the operation panel and an exposure section through which the liquid level check portion is exposed are disposed such that the operation panel and the exposure section are visually checked, and the carriage is moved from a home position toward the exposure section and the operation panel and the liquid level check portion are arranged in the width direction when the apparatus side surface is viewed from the front side.Type: ApplicationFiled: April 7, 2022Publication date: July 21, 2022Inventors: Seiji MIYAZAWA, Hisayuki AKAHANE, Shintaro MIYAMOTO
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Patent number: 11351793Abstract: A recording apparatus includes a carriage, a liquid container provided on the carriage and in which a liquid is to be injected, the liquid container having a liquid level check portion through which a level of the liquid in the liquid container is visually checked, a recording head disposed in the carriage, and an operation panel disposed on a front surface of the apparatus along the width direction, the operation panel and an exposure section through which the liquid level check portion is exposed are disposed such that the operation panel and the exposure section are visually checked, and the carriage is moved from a home position toward the exposure section and the operation panel and the liquid level check portion are arranged in the width direction when the apparatus side surface is viewed from the front side.Type: GrantFiled: May 21, 2020Date of Patent: June 7, 2022Assignee: Seiko Epson CorporationInventors: Seiji Miyazawa, Hisayuki Akahane, Shintaro Miyamoto
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Publication number: 20210370681Abstract: A liquid ejecting apparatus includes a recording head that ejects ink, an ink tank that contains ink and that includes an inlet through which ink is poured from a refill container, an outer case that houses the recording head and the ink tank and that includes an upper case member disposed in the +Z direction and a side case member crossing the upper case member, and an opening and closing cover that is attached to the outer case and that is configured to rotate between an open position at which the ink can be poured from the refill container into the ink tank and a closed position at which the ink tank is covered. The side case member has a cutout.Type: ApplicationFiled: May 25, 2021Publication date: December 2, 2021Inventor: Seiji Miyazawa
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Publication number: 20200369038Abstract: A recording apparatus includes a carriage, a liquid container provided on the carriage and in which a liquid is to be injected, the liquid container having a liquid level check portion through which a level of the liquid in the liquid container is visually checked, a recording head disposed in the carriage, and an operation panel disposed on a front surface of the apparatus along the width direction, the operation panel and an exposure section through which the liquid level check portion is exposed are disposed such that the operation panel and the exposure section are visually checked, and the carriage is moved from a home position toward the exposure section and the operation panel and the liquid level check portion are arranged in the width direction when the apparatus side surface is viewed from the front side.Type: ApplicationFiled: May 21, 2020Publication date: November 26, 2020Inventors: Seiji MIYAZAWA, Hisayuki AKAHANE, Shintaro MIYAMOTO
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Patent number: 10687429Abstract: The present invention provides a switch capable of reducing the length in the height direction. According to the present invention, there is provided a switch comprising a switch portion having an operating surface and a circuit board having an electrode, wherein the electrode is configured to be capable of detecting an operation on the switch portion, a component mounting surface of the circuit board is arranged nonparallel to the operating surface and the thickness of the circuit board does not exceed the height of the switch portion.Type: GrantFiled: August 9, 2017Date of Patent: June 16, 2020Assignee: EIZO CorporationInventors: Shuhei Miyanaga, Sachi Minami, Seiji Miyazawa, Takashi Murata, Yosuke Kochi
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Publication number: 20190308430Abstract: In a printer, a display unit includes, in a housing, a light source, and a first light emitting portion having a first light emitting surface which emits light toward the outside of the housing with light emitted from the light source and a first light guiding portion which guides the light emitted from the light source to the first light emitting surface. Further, the display unit includes, in an opening/closing cover, a second light emitting portion having a second light emitting surface which emits light toward the outside of the housing with the light emitted from the first light emitting surface and a second light guiding portion which guides the light emitted from the first light emitting surface to the second light emitting surface.Type: ApplicationFiled: April 8, 2019Publication date: October 10, 2019Inventors: Hisayuki AKAHANE, Seiji MIYAZAWA
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Publication number: 20190254179Abstract: The present invention provides a switch capable of reducing the length in the height direction. According to the present invention, there is provided a switch comprising a switch portion having an operating surface and a circuit board having an electrode, wherein the electrode is configured to be capable of detecting an operation on the switch portion, a component mounting surface of the circuit board is arranged nonparallel to the operating surface and the thickness of the circuit board does not exceed the height of the switch portion.Type: ApplicationFiled: August 9, 2017Publication date: August 15, 2019Applicant: EIZO CorporationInventors: Shuhei MIYANAGA, Sachi MINAMI, Seiji MIYAZAWA, Takashi MURATA, Yosuke KOCHI
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Patent number: 9389123Abstract: A mask used in a dual pyroelectric sensor and configured to allow the pyroelectric sensor to accurately detect a movement of a moving object in each of the disposition direction of two pyroelectric elements and a direction perpendicular to the disposition direction. The mask is applied to the sensing surface of the dual pyroelectric sensor to increase the sensitivity with which the pyroelectric sensor detects a moving object. The mask includes a sheet configured to block infrared rays and an aperture pattern including through holes formed in the sheet. The aperture pattern is formed in such a manner that the percentages of the respective infrared-irradiated ranges of the two pyroelectric elements of the pyroelectric sensor vary with a movement of a moving object in each of x- and y-directions.Type: GrantFiled: February 28, 2013Date of Patent: July 12, 2016Assignee: EIZO CorporationInventors: Sachi Minami, Shuhei Miyanaga, Takashi Murata, Seiji Miyazawa
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Publication number: 20150153235Abstract: A mask used in a dual pyroelectric sensor and configured to allow the pyroelectric sensor to accurately detect a movement of a moving object in each of the disposition direction of two pyroelectric elements and a direction perpendicular to the disposition direction. The mask is applied to the sensing surface of the dual pyroelectric sensor to increase the sensitivity with which the pyroelectric sensor detects a moving object. The mask includes a sheet configured to block infrared rays and an aperture pattern including through holes formed in the sheet. The aperture pattern is formed in such a manner that the percentages of the respective infrared-irradiated ranges of the two pyroelectric elements of the pyroelectric sensor vary with a movement of a moving object in each of x- and y-directions.Type: ApplicationFiled: February 28, 2013Publication date: June 4, 2015Applicant: EIZO CorporationInventors: Sachi Minami, Shuhei Miyanaga, Takashi Murata, Seiji Miyazawa
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Patent number: 8282107Abstract: An oil seal for reciprocation motion including a seal main body, a resin backup ring, and a holding member. The seal main body includes a seal lip that can be in sliding contact with a reciprocating shaft. The backup ring is disposed such as to support the seal lip from the atmosphere side to ensure durability of the seal lip. In the backup ring, at least a single annular groove is provided on the inner peripheral surface opposing the reciprocating shaft. The annular groove can hold a lubricating material. The holding member holds the backup ring between the holding member and the seal main body in a sandwiched-state. The inner peripheral surface of the backup ring forms a taper that increases in diameter from a sealed side towards an atmosphere side in the axial direction.Type: GrantFiled: September 4, 2007Date of Patent: October 9, 2012Assignees: KYB Corporation, Arai Seisakusho Co., LtdInventors: Kazuyoshi Horiba, Kazuhiko Yonezawa, Shinichi Sumimoto, Seiji Miyazawa
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Publication number: 20100084824Abstract: An oil seal for reciprocation motion including a seal main body, a resin backup ring, and a holding member. The seal main body includes a seal lip that can be in sliding contact with a reciprocating shaft. The backup ring is disposed such as to support the seal lip from the atmosphere side to ensure durability of the seal lip. In the backup ring, at least a single annular groove is provided on the inner peripheral surface opposing the reciprocating shaft. The annular groove can hold a lubricating material. The holding member holds the backup ring between the holding member and the seal main body in a sandwiched-state. The inner peripheral surface of the backup ring forms a taper that increases in diameter from a sealed side towards an atmosphere side in the axial direction.Type: ApplicationFiled: September 4, 2007Publication date: April 8, 2010Inventors: Kazuyoshi Horiba, Kazuhiko Yonezawa, Shinichi Sumimoto, Seiji Miyazawa
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Patent number: 5178243Abstract: According to a hydraulic damper disclosed in the specification, a piston rod guide arrangement comprises a bushing in contact with a piston rod and a bushing retainer formed by pressing a sheet of metal to have an outer sleeve portion and an inner sleeve portion. An insert formed by pressing a sheet of metal is coupled with a cylinder. The retainer is coupled with the insert with the inner sleeve portion disposed between the insert the bushing.Type: GrantFiled: May 9, 1991Date of Patent: January 12, 1993Assignee: Atsugi Unisia CorporationInventors: Masahiko Hamada, Seiji Iwasawa, Seiji Miyazawa