Patents by Inventor Atsushi Takai
Atsushi Takai 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: 20210292523Abstract: The present disclosure provides a rubber glove having a multilayer structure, which has high adhesion between layers, excellent resistance to ketones, and excellent dexterity. The rubber glove of the present disclosure includes an inner layer composed of a crosslinked product of a rubber composition (1) containing acrylonitrile-butadiene rubber; and an outer layer composed of a crosslinked product of a rubber composition (2) containing acrylonitrile-butadiene rubber and chloroprene rubber, wherein the inner layer and the outer layer are adjacent to each other, and two or more types of chloroprene rubber having different crystallization rates are used as the chloroprene rubber.Type: ApplicationFiled: February 25, 2021Publication date: September 23, 2021Applicant: Sumitomo Rubber Industries, Ltd.Inventors: Atsushi TAKAI, Erika OTA, Masahiro NAGAKI, Lean Pel SZU, Punitha A/P PERUMAL
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Publication number: 20200361149Abstract: A fabricating apparatus (1) includes a discharger (10) and a heating unit (20, 20?, 20?). The discharger (10) discharges a melted fabrication material (FM) to form a fabrication material layer (Ln?1). The heating unit (20, 20?, 20?) heats the fabrication material layer (Ln?1) formed by the discharger (10). The discharger (10) discharges the melted fabrication material (FM) to the fabrication material layer (Ln?1) heated by the heating unit (20, 20?, 20?), to laminate another fabrication material layer (Ln) on the fabrication material layer (Ln?1) heated by the heating unit.Type: ApplicationFiled: November 6, 2018Publication date: November 19, 2020Applicant: Ricoh Company, Ltd.Inventors: Tsuyoshi ARAO, Yoichi ITO, Atsushi TAKAI, Daisuke AOKI, Yoshinobu TAKEYAMA
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Publication number: 20200298509Abstract: A modeling apparatus is configured to laminate a modeling material to model a three-dimensional modeled object. The modeling apparatus includes a local heating unit, a local cooling unit, and an annealing unit. The local heating unit is configured to locally heat the modeling material during lamination of the modeling material is being laminated. The local cooling unit is configured to locally cool the modeling material during the lamination. The annealing unit is configured to anneal the resultant three-dimensional modeled object at a temperature equal to or higher than a predetermined temperature.Type: ApplicationFiled: March 9, 2020Publication date: September 24, 2020Applicant: Ricoh Company, Ltd.Inventors: Atsushi TAKAI, Tsuyoshi Arao, Atsushi Takeuchi
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Publication number: 20200262153Abstract: A fabricating apparatus is configured to fabricate a three-dimensional object, the apparatus includes a discharging device, a heating device, and control circuitry. The discharging device is configured to discharge a fabrication material to form a fabrication material layer. The heating device is configured to heat the fabrication material layer formed by the discharging device. The control circuitry is configured to control at least one of a heating range of the fabrication material layer heated by the heating device and a heating energy applied to the fabrication material layer by the heating device when the discharging device discharges the fabrication material to laminate another fabrication material layer on the fabrication material layer heated by the heating device.Type: ApplicationFiled: February 11, 2020Publication date: August 20, 2020Applicant: Ricoh Company, Ltd.Inventors: Tsuyoshi Arao, Yoichi Ito, Atsushi Takai, Yoshinobu Takeyama, Soichi Nakamura, Masato Tsuji, Hirotoshi Nakayama, Shota Hayakawa
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Publication number: 20200230887Abstract: A fabricating apparatus includes a temperature measuring device, a heating device, and circuitry. The temperature measuring device is configured to measure a temperature of a fabrication material layer. The heating device is configured to heat the fabrication material layer. The circuitry is configured to control the heating device with a heating amount for heating the fabricating material layer to a temperature at which the fabricating material layer melts, based on the temperature measured by the temperature measuring device.Type: ApplicationFiled: January 8, 2020Publication date: July 23, 2020Applicant: Ricoh Company, Ltd.Inventors: Tsuyoshi ARAO, Yoichi ITO, Yoshinobu TAKEYAMA, Atsushi TAKAI, Shohta KOBASHIGAWA
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Publication number: 20190255765Abstract: A fabricating apparatus includes a heater, a discharger, and circuitry. The heater is configured to heat a first fabrication material layer formed of a fabrication material. The discharger is configured to discharge a molten fabrication material onto the first fabrication material layer heated by the heater, to stack a second fabrication material layer on the first fabrication material layer. The circuitry is configured to control a heating of the heater according to shape data so that the first fabrication material layer does not exceed a threshold temperature defined by the fabrication material when the heater heats the first fabrication material layer.Type: ApplicationFiled: February 15, 2019Publication date: August 22, 2019Applicant: Ricoh Company, Ltd.Inventors: Yoshinobu TAKEYAMA, Tsuyoshi ARAO, Yoichi ITO, Atsushi TAKAI, Tomomi AKIEDA
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Publication number: 20190255766Abstract: A fabricating apparatus includes a heater, a discharger, and circuitry. The heater is configured to heat a first fabrication material layer formed of a fabrication material. The discharger is configured to discharge a melted fabrication material onto the first fabrication material layer heated by the heater, to stack a second fabrication material layer on the first fabrication material layer. The circuitry is configured to control a heating amount of the heater according to shape data when the heater heats the first fabrication material layer.Type: ApplicationFiled: February 15, 2019Publication date: August 22, 2019Applicant: Ricoh Company, Ltd.Inventors: Yoshinobu TAKEYAMA, Yoichi Ito, Atsushi Takai, Tsuyoshi Arao, Tomomi Akieda
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Patent number: 9578906Abstract: In producing an elastic glove made of rubber or resin and having an interior surface flocked with piles through a step for depositing the piles on a film of a latex composition formed on a surface of a mold conformal to a three-dimensional shape of the elastic glove, a water repellent/hydrophilic pile mixture containing water repellent piles in a proportion of 10 to 80 mass % is used as the piles to uniformize a pile embedded state in a rubber or resin film defining the interior surface over the substantially entire surface of the elastic glove.Type: GrantFiled: February 15, 2013Date of Patent: February 28, 2017Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Yoshiaki Miyamoto, Noryani Taib, Pei Szu Lean, Atsushi Takai
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Patent number: 9494902Abstract: A fixing belt for a fixing device of an image forming apparatus includes a base layer including a heat-resistant resin and a mesh member embedded in the heat-resistant resin and including a metal member, in which the mesh member includes an opening. The heat-resistant resin fills in the opening. A thickness of the thinnest portion of the mesh member is 40% or more of the thickness of the base layer. A fixing device includes a heating member; a pressure member; and the fixing belt as described above. Further, an image forming apparatus includes an image forming section and the fixing device including the above described fixing belt.Type: GrantFiled: December 1, 2015Date of Patent: November 15, 2016Assignee: Ricoh Company, Ltd.Inventors: Atsushi Takai, Satoshi Tohkai, Norihiko Aze
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Publication number: 20160154351Abstract: A fixing belt for a fixing device of an image forming apparatus includes a base layer including a heat-resistant resin and a mesh member embedded in the heat-resistant resin and including a metal member, in which the mesh member includes an opening. The heat-resistant resin fills in the opening. A thickness of the thinnest portion of the mesh member is 40% or more of the thickness of the base layer. A fixing device includes a heating member; a pressure member; and the fixing belt as described above. Further, an image forming apparatus includes an image forming section and the fixing device including the above described fixing belt.Type: ApplicationFiled: December 1, 2015Publication date: June 2, 2016Applicant: Ricoh Company, Ltd.Inventors: Atsushi Takai, Satoshi Tohkai, Norihiko Aze
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Patent number: 9125443Abstract: The rubber glove according to the present invention includes: a sleeve portion generally in the form of a cylinder having a first end and a second end and provided with a cuff formed on the first end; and a glove body linked to the second end of the sleeve portion, wherein the sleeve portion and the glove body are integrally formed by a film of rubber or resin, and the sleeve portion includes a maximum perimeter portion of 240 mm to 360 mm and a drawn portion having a minimum perimeter portion of 50 to 90% of the maximum perimeter portion in length.Type: GrantFiled: March 11, 2011Date of Patent: September 8, 2015Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Atsuko Ochi, Atsushi Takai, Yoshiaki Miyamoto
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Patent number: 9083470Abstract: In pattern synchronization for correctly regenerating received data, which is performed in an optical receiver for receiving an optical signal that has been subjected to quadrature phase modulation, signal conduction is quickly established without using duplicate combinations of bit shifting and pattern changing. A control method that does not involve verifying the duplicate combinations generated in modulation formats and pattern synchronization search orders. Specifically, a signal check circuit (40) performs data verification of data multiplexed by a MUX circuit (38) for multiplexing two data strings, and a bit shift pattern change control circuit (41) controls a bit shift circuit (36) and a pattern changing circuit (37) based on a result of the data verification and detects a correct combination of correct regenerated data to establish the signal conduction. At this time, for the bit shift circuit (36) and the pattern changing circuit (37), the duplicate combinations are not verified.Type: GrantFiled: January 20, 2012Date of Patent: July 14, 2015Assignee: Oclaro Japan, Inc.Inventors: Shigehiro Takashima, Mitsuo Akashi, Yoshikazu Era, Atsushi Takai
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Publication number: 20150102522Abstract: In producing an elastic glove made of rubber or resin and having an interior surface flocked with piles through a step for depositing the piles on a film of a latex composition formed on a surface of a mold conformal to a three-dimensional shape of the elastic glove, a water repellent/hydrophilic pile mixture containing water repellent piles in a proportion of 10 to 80 mass % is used as the piles to uniformize a pile embedded state in a rubber or resin film defining the interior surface over the substantially entire surface of the elastic glove.Type: ApplicationFiled: February 15, 2013Publication date: April 16, 2015Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Yoshiaki Miyamoto, Noryani Taib, Pei Szu Lean, Atsushi Takai
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Patent number: 8253020Abstract: An object of the present invention is to facilitate welding connection of an enameled wire to a busbar to increase accuracy and reliability of the welding, and inverter-integrated electric compressor by reducing processes of welding operation. In a busbar connection structure for closely contacting, welding and connecting an enameled wire end portion (27A, 28A) of a coil onto an external connection bent surface (35) formed on a busbar (33), a through hole (36, 46) through which the end portion (27A, 28A) of the enameled wire (27, 28) passes is formed on the inside of a base portion of the bent surface (35) of the busbar (33), and the end portion (27A, 28A) of the enameled wire (27, 28) is passed through the through hole (36, 46), positioned onto a welding point (35A) of the bent surface (35), and welded and connected onto the bent surface (35).Type: GrantFiled: January 18, 2008Date of Patent: August 28, 2012Assignee: Mitsubishi Heavy Industries Ltd.Inventors: Kazuki Niwa, Makoto Hattori, Takayuki Takashige, Atsushi Takai
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Publication number: 20120189299Abstract: In pattern synchronization for correctly regenerating received data, which is performed in an optical receiver for receiving an optical signal that has been subjected to quadrature phase modulation, signal conduction is quickly established without using duplicate combinations of bit shifting and pattern changing. A control method that does not involve verifying the duplicate combinations generated in modulation formats and pattern synchronization search orders. Specifically, a signal check circuit (40) performs data verification of data multiplexed by a MUX circuit (38) for multiplexing two data strings, and a bit shift pattern change control circuit (41) controls a bit shift circuit (36) and a pattern changing circuit (37) based on a result of the data verification and detects a correct combination of correct regenerated data to establish the signal conduction. At this time, for the bit shift circuit (36) and the pattern changing circuit (37), the duplicate combinations are not verified.Type: ApplicationFiled: January 20, 2012Publication date: July 26, 2012Applicant: OPNEXT JAPAN, INC.Inventors: Shigehiro TAKASHIMA, Mitsuo AKASHI, Yoshikazu ERA, Atsushi TAKAI
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Publication number: 20110277214Abstract: The rubber glove according to the present invention includes: a sleeve portion generally in the form of a cylinder having a first end and a second end and provided with a cuff formed on the first end; and a glove body linked to the second end of the sleeve portion, wherein the sleeve portion and the glove body are integrally formed by a film of rubber or resin, and the sleeve portion includes a maximum perimeter portion of 240 mm to 360 mm and a drawn portion having a minimum perimeter portion of 50 to 90% of the maximum perimeter portion in length.Type: ApplicationFiled: March 11, 2011Publication date: November 17, 2011Inventors: Atsuko OCHI, Atsushi Takai, Yoshiaki Miyamoto
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Patent number: 8047940Abstract: A heat-resistant endless resin belt including a heat-resistant resin sheet, which can be employed in a thermal fixing apparatus, wherein the sheet includes two cutting work parts in an inclined shape. The two parts are overlapped with each other and bonded with an adhesive to form a bonding part. An external shape displacement f(x), measured via a flatness measuring apparatus, which scans the belt in a width direction thereof, satisfies a following formula ? 0 x ? ? f ? ( x ) - g ? ( x ) ? ? ? ? x ? XL 6800 , wherein “X” (mm) is a length of the belt in a width direction thereof; “L” (mm) is a perimeter of the belt and “g(x)” represents a displacement of an ideal shape of the heat-resistant resin belt, when g(x)=C (a constant), a left side of the formula is set to be a minimum; whilst when g(x) is a variable, the displacement of the ideal shape of the belt is set.Type: GrantFiled: September 9, 2008Date of Patent: November 1, 2011Assignee: Ricoh Company, Ltd.Inventors: Atsushi Takai, Sumio Kamoi, Kazuo Ishida, Toshikazu Hirakawa, Atsushi Ishibe, Hiroshi Katabami
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Patent number: D650149Type: GrantFiled: February 9, 2011Date of Patent: December 13, 2011Assignee: Sumitomo Rubber Industries, Ltd.Inventors: Atsuko Ochi, Atsushi Takai, Yoshiaki Miyamoto
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Patent number: D650150Type: GrantFiled: February 9, 2011Date of Patent: December 13, 2011Assignee: Sumitomo Rubber Industries, Ltd.Inventors: Atsuko Ochi, Atsushi Takai, Yoshiaki Miyamoto
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Patent number: D825136Type: GrantFiled: October 27, 2016Date of Patent: August 14, 2018Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.Inventors: Atsushi Takai, Yoshiaki Miyamoto, Lean Pel Szu, Taib Noryani Binti