Patents by Inventor Akira Takenaka

Akira Takenaka 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).

  • Patent number: 11097224
    Abstract: This fluid separating element comprises: a spiral wound body formed by winding a separating membrane and a raw water flow passage material in a spiral shape; an outside shell provided on an outer periphery of the spiral wound body; and telescoping prevention plates provided at both ends of the spiral wound body and the outside shell, wherein the telescoping prevention plate comprises at least a second annular portion capable of holding the outside shell, and a third annular portion which is formed on an axially outer side of the second annular portion and comprises an annulus having a greater outer diameter than that of the second annular portion, and at least one depression is provided in a side surface on the spiral wound body side of the third annular portion.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: August 24, 2021
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Shinya Shimoda, Masaaki Takenaka, Akira Katayama
  • Patent number: 10870539
    Abstract: The present invention relates to a belt with a protrusion, including: a belt main body including tooth portions at a predetermined tooth pitch on an inner surface of the belt in a longitudinal direction, and a cord extending in the longitudinal direction and arranged at a predetermined cord pitch in a width direction; and a protruding portion formed on a back surface of the belt main body by an integral formation, in which: the cord has a fineness of 900 to 1100 deniers, and a ratio of a total of intervals between the adjacent cords to a belt width of 12 to 45%; and the protruding portion is arranged outside the tooth portions, has a hardness of 81 to 91 degrees, and has a base width smaller than the tooth pitch.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: December 22, 2020
    Assignee: Mitsuboshi Belting Ltd.
    Inventors: Kentaro Arimachi, Akira Takenaka, Takahide Okazawa
  • Publication number: 20200216267
    Abstract: The present invention relates to a belt with a protrusion, including: a belt main body including tooth portions at a predetermined tooth pitch on an inner surface of the belt in a longitudinal direction, and a cord extending in the longitudinal direction and arranged at a predetermined cord pitch in a width direction; and a protruding portion formed on a back surface of the belt main body by an integral formation, in which: the cord has a fineness of 900 to 1100 deniers, and a ratio of a total of intervals between the adjacent cords to a belt width of 12 to 45%; and the protruding portion is arranged outside the tooth portions, has a hardness of 81 to 91 degrees, and has a base width smaller than the tooth pitch.
    Type: Application
    Filed: June 28, 2018
    Publication date: July 9, 2020
    Applicant: Mitsuboshi Belting Ltd.
    Inventors: Kentaro Arimachi, Akira Takenaka, Takahide Okazawa
  • Patent number: 10625944
    Abstract: A profiled belt includes a belt body, a profile that is provided on a back surface of the belt body, and a fixation member that detachably fixes the profile to the belt body. The belt body includes a protrusion on the back surface. The profile includes a recess portion to which the protrusion is fitted. The fixation member fixes the profile to the belt body in a state where the protrusion has been fitted to the recess portion. The fixation member is removably inserted to the profile and the protrusion.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: April 21, 2020
    Assignee: Mitsuboshi Belting Ltd.
    Inventors: Tomoaki Shakushiro, Akira Takenaka, Takafumi Kumada, Takahide Okazawa
  • Publication number: 20190291999
    Abstract: The present invention relates to a vane member for a paper sheet conveyance impeller in which at least one vane member is disposed so as to protrude from the external peripheral surface of a rotatable cylindrical member, the vane member being provided with: a vane member body comprising a thermosetting polyurethane elastomer; and a plurality of core wires which comprise polyester fibers and are arranged along the axial direction of a rotary shaft of the cylindrical member. At least a portion of the core wires being embedded within the vane member body.
    Type: Application
    Filed: November 30, 2017
    Publication date: September 26, 2019
    Applicant: Mitsuboshi Belting Ltd.
    Inventors: Kentaro Arimachi, Akira Takenaka, Takahide Okazawa
  • Publication number: 20190169349
    Abstract: A thermosetting polyurethane composition is provided for forming a belt to be used in an environment where the belt comes into contact with an oil including an unsaturated fatty acid and with a metal. The thermosetting polyurethane composition includes an isocyanate-group-terminated urethane prepolymer (A) having a polyester unit and/or a polycarbonate unit, a hydrolysis inhibitor (B), and a hardener (C).
    Type: Application
    Filed: July 27, 2017
    Publication date: June 6, 2019
    Applicant: Mitsuboshi Belting Ltd.
    Inventors: Kentaro Arimachi, Shingo Iizuka, Akira Takenaka, Takahide Okazawa
  • Publication number: 20190012620
    Abstract: A laundry system includes a server, a plurality of devices installed in a laundry store for customer treatment, and a store controller capable of receiving and transmitting data between the server and the devices. The store controller is configured to control operations of the devices of the laundry store, and includes a query portion. The query portion is configured to acquire user-specific information from a mobile information terminal and an information recording card owned by the customer, and is configured to query the server. The server includes a personal information management portion for managing the personal information associated with the user-specific information; and a customer-customized treatment information generation portion for generating, according to a query from the store controller, the customer-customized treatment information corresponding to the personal information extracted from a personal information management portion and transmitting the same to the store controller.
    Type: Application
    Filed: December 28, 2016
    Publication date: January 10, 2019
    Inventors: Akira TAKENAKA, Taichi HAYASHIDA, Shinichi YOSHIMURA
  • Publication number: 20180127214
    Abstract: A profiled belt includes a belt body, a profile that is provided on a back surface of the belt body, and a fixation member that detachably fixes the profile to the belt body. The belt body includes a protrusion on the back surface. The profile includes a recess portion to which the protrusion is fitted. The fixation member fixes the profile to the belt body in a state where the protrusion has been fitted to the recess portion. The fixation member is removably inserted to the profile and the protrusion.
    Type: Application
    Filed: April 27, 2016
    Publication date: May 10, 2018
    Applicant: Mitsuboshi Belting Ltd.
    Inventors: Tomoaki Shakushiro, Akira Takenaka, Takafumi Kumada, Takahide Okazawa
  • Patent number: 9721555
    Abstract: A material for audio equipment housing containing a polylactic acid resin composition containing a polylactic acid resin, a plasticizer, an organic crystal nucleating agent, and an inorganic material, wherein the content of the plasticizer is from 1 to 50 parts by mass based on 100 parts by mass of the polylactic acid resin; and a vibration-damping material containing a polylactic acid resin composition containing a polylactic acid resin, a plasticizer, an organic crystal nucleating agent, and an inorganic material, wherein the content of the plasticizer is from 1 to 50 parts by mass based on 100 parts by mass of the polylactic acid resin. The material of the present invention can be suitably used as materials for audio equipment of, for example, speakers, television, radio cassette players, headphones, audio components, or microphones, and manufactured articles, such as electric appliances, transportation vehicles, construction buildings, and industrial equipment, or parts or housing thereof.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: August 1, 2017
    Assignees: KAO CORPORATION, PANASONIC CORPORATION
    Inventors: Akira Takenaka, Tomoya Tsuboi, Masahiro Mori, Yoshiro Oda, Takashi Nagashima, Suguru Nakao
  • Publication number: 20160314776
    Abstract: A material for audio equipment housing containing a polylactic acid resin composition containing a polylactic acid resin, a plasticizer, an organic crystal nucleating agent, and an inorganic material, wherein the content of the plasticizer is from 1 to 50 parts by mass based on 100 parts by mass of the polylactic acid resin; and a vibration-damping material containing a polylactic acid resin composition containing a polylactic acid resin, a plasticizer, an organic crystal nucleating agent, and an inorganic material, wherein the content of the plasticizer is from 1 to 50 parts by mass based on 100 parts by mass of the polylactic acid resin. The material of the present invention can be suitably used as materials for audio equipment of, for example, speakers, television, radio cassette players, headphones, audio components, or microphones, and manufactured articles, such as electric appliances, transportation vehicles, construction buildings, and industrial equipment, or parts or housing thereof.
    Type: Application
    Filed: December 16, 2014
    Publication date: October 27, 2016
    Applicants: KAO CORPORATION, PANASONIC CORPORATION
    Inventors: Akira TAKENAKA, Tomoya TSUBOI, Masahiro MORI, Yoshiro ODA, Takashi NAGASHIMA, Suguru NAKAO
  • Patent number: 9366314
    Abstract: The present invention relates to a cover fabric for power transmission belt, which covers at least a part of working surface of a power transmission belt coming into contact or engage with a pulley and thereby transmitting power, in which the cover fabric contains a yarn, the yarn contains at least a fluorine-based fiber, and the fluorine-based fiber is formed of at least one slit yarn, and the cover fabric is subjected to an adhesion treatment.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: June 14, 2016
    Assignee: Mitsuboshi Belting Ltd.
    Inventors: Akihiko Motozaki, Akira Takenaka
  • Patent number: 9243128
    Abstract: A composite material of the invention is a mixture of cellulose microfibers having a carboxyl group content of 0.1 to 3 mmol/g and a moldable polymeric material selected from the group consisting of a biomass-derived polymer and a petroleum-derived polymer. The biomass-derived polymer is preferably polylactic acid or pulp. The cellulose microfibers are preferably present in an amount of 0.01% to 60% by mass. Another composite material of the invention is a mixture of cellulose composite microfibers and a moldable resin, the cellulose composite microfibers being obtained by adsorbing a surfactant onto cellulose microfibers having a carboxyl group content of 0.1 to 3 mmol/g.
    Type: Grant
    Filed: December 10, 2010
    Date of Patent: January 26, 2016
    Assignee: KAO CORPORATION
    Inventors: Yoshiaki Kumamoto, Kenta Mukai, Hironobu Kawajiri, Akira Takenaka, Taiki Yoshino, Akira Isogai, Motoi Konishi, Tetsuji Kito
  • Publication number: 20140296399
    Abstract: A method for producing a polylactic acid resin composition, including the following steps (1) and (2): step (1): subjecting an organic crystal nucleating agent to a wet pulverization in the presence of a carboxylic acid ester having a weight-average molecular weight of from 150 to 600 and a viscosity at 23° C. of from 1 to 500 mP·s and/or a phosphoric ester having a weight-average molecular weight of from 150 to 600 and a viscosity at 23° C. of from 1 to 500 mPa·s to give a finely pulverized organic crystal nucleating agent composition; and step (2): melt-kneading a raw material for a polylactic acid resin composition comprising the finely pulverized organic crystal nucleating agent composition obtained in the step (1) and a polylactic acid resin.
    Type: Application
    Filed: June 16, 2014
    Publication date: October 2, 2014
    Inventors: Tomoya TSUBOI, Akira TAKENAKA, Masahiro MORI
  • Patent number: 8829098
    Abstract: The present invention provides a polylactic acid resin composition, containing a polylactic acid resin and a metal hydrate surface-treated with at least one silane coupling agent selected from an amino-silane coupling agent, a mercapto-silane coupling agent and an isocyanate-silane coupling agent, wherein the content of an alkali metal component in the metal hydrate is not more than 0.2% by mass and a polylactic acid resin molded article produced by molding the polylactic acid resin composition.
    Type: Grant
    Filed: April 8, 2009
    Date of Patent: September 9, 2014
    Assignees: KAO Corporation, NEC Corporation
    Inventors: Hiroaki Kishimoto, Akira Takenaka, Yukihiro Kiuchi, Tsunenori Yanagisawa, Kazuhiko Inoue, Masatoshi Iji, Shin Serizawa
  • Patent number: 8785520
    Abstract: A method for producing a polylactic acid resin composition, including the following steps (1) and (2): step (1): subjecting an organic crystal nucleating agent to a wet pulverization in the presence of a carboxylic acid ester having a weight-average molecular weight of from 150 to 600 and a viscosity at 23° C. of from 1 to 500 mPa·s and/or a phosphoric ester having a weight-average molecular weight of from 150 to 600 and a viscosity at 23° C. of from 1 to 500 mPa·s to give a finely pulverized organic crystal nucleating agent composition; and step (2): melt-kneading a raw material for a polylactic acid resin composition comprising the finely pulverized organic crystal nucleating agent composition obtained in the step (1) and a polylactic acid resin.
    Type: Grant
    Filed: January 25, 2011
    Date of Patent: July 22, 2014
    Assignee: Kao Corporation
    Inventors: Tomoya Tsuboi, Akira Takenaka, Masahiro Mori
  • Patent number: 8722774
    Abstract: A biodegradable resin composition containing a biodegradable resin and a cellulose having a crystallinity of less than 50%; and a biodegradable resin molded article wherein the biodegradable resin composition as defined above is molded. The biodegradable resin composition can be suitably used for various industrial applications, such as daily sundries, household electric appliance parts, and automobile parts.
    Type: Grant
    Filed: July 21, 2009
    Date of Patent: May 13, 2014
    Assignee: Kao Corporation
    Inventors: Taiki Yoshino, Akira Takenaka, Keiko Fukaya
  • Patent number: 8716373
    Abstract: A biodegradable resin composition containing a biodegradable resin and a cellulose having a crystallinity of X (%), wherein the cellulose is obtained by a step including subjecting a cellulose-containing raw material to a pulverization treatment (A), wherein the cellulose-containing raw material contains a cellulose having a crystallinity of Y (%), and has a bulk density of from 100 to 500 kg/m3, and an average particle size of from 0.01 to 1.0 mm, and contains a cellulose in an amount of 20% by weight or more of a residue component obtained by removing water from the raw material, wherein X and Y satisfy the following formulas: 50?X?Y?5 (1) and 55?Y?99 (2). The biodegradable resin composition can be suitably used for various industrial applications, such as daily sundries, household electric appliance parts, and automobile parts.
    Type: Grant
    Filed: August 6, 2009
    Date of Patent: May 6, 2014
    Assignee: KAO Corporation
    Inventors: Taiki Yoshino, Akira Takenaka, Keiko Fukaya
  • Publication number: 20130337956
    Abstract: The present invention relates to a cover fabric for power transmission belt, which covers at least a part of working surface of a power transmission belt coming into contact or engage with a pulley and thereby transmitting power, in which the cover fabric contains a yarn, the yarn contains at least a fluorine-based fiber, and the fluorine-based fiber is formed of at least one slit yarn, and the cover fabric is subjected to an adhesion treatment.
    Type: Application
    Filed: June 14, 2013
    Publication date: December 19, 2013
    Inventors: Akihiko Motozaki, Akira Takenaka
  • Publication number: 20130287903
    Abstract: A polylactic acid resin composition containing a polylactic acid resin; a lasticizer, preferably a plasticizer represented by the formula (4) and/or a plasticizer represented by the formula (5); a nonionic surfactant represented by the formula (1), such as an ester obtained from a fatty acid and a polyoxyethylene glycol or a polyoxyethylene-polyoxypropylene copolymer; and a crystal nucleating agent represented by the formula (2) and/or a crystal nucleating agent represented by the formula (3). The polylactic acid resin composition of the present invention can be suitably used in various industrial applications, such as daily sundries, food wrapping materials, household electric appliance parts, packaging materials for household electric appliance parts, and automobile parts.
    Type: Application
    Filed: February 7, 2012
    Publication date: October 31, 2013
    Applicant: KAO CORPORATION
    Inventors: Munehisa Okutsu, Ryoichi Hashimoto, Akira Takenaka
  • Patent number: 8481620
    Abstract: A method for producing a resin composition, including the steps of melt-kneading a raw material A containing a polylactic acid resin, a crystal nucleating agent, and a plasticizer containing an ester compound formed between a polycarboxylic acid having a hydrocarbon group having 1 to 7 carbon atoms and a mono-alcohol having a hydrocarbon group having 1 to 7 carbon atoms, to prepare a polylactic acid-containing melt-kneaded mixture having a relative crystallinity of 70% or more (step A); and further melt-kneading the polylactic acid-containing melt-kneaded mixture obtained by the step A and a raw material B containing a polypropylene resin and a compatibilizing agent (step B). The resin composition obtainable by the method of the present invention can be suitably used in various industrial applications, such as daily sundries, household electric appliance parts, and automobile parts.
    Type: Grant
    Filed: October 22, 2009
    Date of Patent: July 9, 2013
    Assignee: Kao Corporation
    Inventors: Taiki Yoshino, Masahiro Mori, Akira Takenaka