Patents by Inventor Yoshihiro Kawada

Yoshihiro Kawada 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: 11827551
    Abstract: To provide a new technique for efficiently recovering microplastics from water to be treated, in which problems of conventional techniques such as large energy consumption are solved. A method for recovering microplastics from water to be treated containing the microplastics, the method comprising a step of allowing algae having microplastic adsorption and recovery ability to be present in the water to be treated, in which the algae are algae that secrete a sticky substance, and an amount of a sticky substance secreted by the algae is such that a volume of a sticky substance secreted to an outside of cells is 0.25 times or more and 100 times or less compared to a cell volume.
    Type: Grant
    Filed: October 26, 2022
    Date of Patent: November 28, 2023
    Assignee: Novelgen Co., Ltd.
    Inventors: Atsushi Ogura, Yoshihiro Kawada, Yui Sawada, Hiromasa Tabata
  • Publication number: 20230357054
    Abstract: Provided is a technique capable of efficiently removing nitrogen contained in water to be treated and efficiently recovering microplastics from the water to be treated. An aspect of the present invention is a water treatment system 10 including an aquaculture tank 20 and a water treatment tank 30. Aquatic organisms are cultivated in the aquaculture tank 20. In the water treatment tank 30, algae having a microplastic adsorption and recovery ability grow in the water to be treated introduced from the aquaculture tank 20. The microplastics contained in the water to be treated are recovered, and the nitrogen compounds contained in the water to be treated are removed, by the algae.
    Type: Application
    Filed: September 30, 2021
    Publication date: November 9, 2023
    Inventors: Atsushi OGURA, Yoshihiro KAWADA, Yui SAWADA, Hiromasa TABATA
  • Publication number: 20230192519
    Abstract: To provide a new technique for efficiently recovering microplastics from water to be treated, in which problems of conventional techniques such as large energy consumption are solved. A method for recovering microplastics from water to be treated containing the microplastics, the method comprising a step of allowing algae having microplastic adsorption and recovery ability to be present in the water to be treated, in which the algae are algae that secrete a sticky substance, and an amount of a sticky substance secreted by the algae is such that a volume of a sticky substance secreted to an outside of cells is 0.25 times or more and 100 times or less compared to a cell volume.
    Type: Application
    Filed: October 26, 2022
    Publication date: June 22, 2023
    Inventors: Atsushi OGURA, Yoshihiro KAWADA, Yui SAWADA, Hiromasa TABATA
  • Patent number: 10308803
    Abstract: A silicone-modified epoxy resin composition that offers a cured product excellent in low permeability to gas, mechanical strength, and heat resistance and transparency and further offers an optical semiconductor sealing material excellent in heat cycle resistance, and a cured epoxy resin product obtained by curing the composition. The epoxy resin composition comprises the following components (A) to (C): (A) a silicone-modified epoxy resin having a cyclic siloxane structure, (B) a silicone-modified epoxy resin having a branched siloxane structure, and (C) an epoxy resin curing agent containing a polyvalent carboxylic acid having a tricyclodecane structure and a carboxylic anhydride compound.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: June 4, 2019
    Assignees: Shin-Etsu Chemical Co., Ltd., Nippon Kayaku Kabuhiki Kaisha
    Inventors: Toshio Shiobara, Junichi Sawada, Miyuki Wakao, Tsutomu Kashiwagi, Naofusa Miyagawa, Yoshihiro Kawada, Chie Sasaki
  • Patent number: 9963542
    Abstract: A silicone-modified epoxy resin which yields a cured product having low gas permeability and excellent strength; a composition of the silicone-modified epoxy resin; and an epoxy resin cured product obtainable by curing the composition, are provided. An epoxy resin represented by the following Formula (1): wherein R1 represents a hydrocarbon group having 1 to 6 carbon atoms; X represents an organic group having a norbornane epoxy structure, or a hydrocarbon group having 1 to 6 carbon atoms; n represents an integer from 1 to 3; plural R1s and plural Xs present in the formula may be respectively identical or different; and two or more of plural Xs represent an organic group having a norbornane epoxy structure.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: May 8, 2018
    Assignees: Shin-Etsu Chemical Co., Ltd., Nippon Kayaku Kabushiki Kaisha
    Inventors: Toshio Shiobara, Junichi Sawada, Miyuki Wakao, Tsutomu Kashiwagi, Naofusa Miyagawa, Yoshihiro Kawada, Chie Sasaki, Naosuke Taniguchi
  • Patent number: 9944760
    Abstract: The purpose of the present invention is to provide a silicone-modified epoxy resin which produces a cured product having excellent low gas permeability and strength; a composition of the resin; and an epoxy resin cured product obtainable by curing the composition. Disclosed is an epoxy resin represented by the following Formula (1): wherein R1 independently represents a monovalent aromatic hydrocarbon group having 6 to 12 carbon atoms; R2 independently represents a monovalent aliphatic hydrocarbon group having 1 to 12 carbon atoms; R3 independently represents a monovalent aliphatic hydrocarbon group having 1 to 12 carbon atoms or a monovalent aromatic hydrocarbon group having 6 to 12 carbon atoms; R4 represents an oxygen atom or a divalent hydrocarbon group having an aliphatic cyclic structure; R5 represents silicone chain having a norbornane epoxy structure at either end; and X represents an organic group having a norbornane epoxy group.
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: April 17, 2018
    Assignees: Shin-Etsu Chemical Co., Ltd., Nippon Kayaku Kabushiki Kaisha
    Inventors: Toshio Shiobara, Junichi Sawada, Miyuki Wakao, Tsutomu Kashiwagi, Naofusa Miyagawa, Yoshihiro Kawada, Chie Sasaki, Naosuke Taniguchi
  • Patent number: 9793486
    Abstract: A polymer compound is provided having a constitutional unit represented by the following formula (1): wherein: R1 and R2 represent an alkyl group, an aryl group, a mono-valent aromatic heterocyclic group, an alkoxy group or an aryloxy group, and Ar1 represents an arylene group or a di-valent condensed polycyclic aromatic heterocyclic group.
    Type: Grant
    Filed: March 16, 2012
    Date of Patent: October 17, 2017
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Daisuke Fukushima, Tomoyasu Yoshida, Yoshihiro Kawada, Takashi Kuragano, Makoto Anryu
  • Patent number: 9777107
    Abstract: An epoxy resin represented by the following formula (1) wherein R1 represents an alkylene group having 2 to 6 carbon atoms and optionally containing an ester or ether bond; R2 represents a monovalent aliphatic hydrocarbon group having 1 to 6 carbon atoms or a monovalent aromatic hydrocarbon group having 6 to 12 carbon atoms; R3 represents an oxygen atom or a phenylene group; k represents 1 to 10 as an average value; m represents an integer of 0 to 2; n represents 0 to 10 as an average value; and a plurality of groups R1, R2, R3, k, or m present in the formula may be the same or different from each other.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: October 3, 2017
    Assignees: Shin-Etsu Chemical Co., Ltd., Nippon Kayaku Kabushiki Kaisha
    Inventors: Toshio Shiobara, Junichi Sawada, Miyuki Wakao, Tsutomu Kashiwagi, Naofusa Miyagawa, Yoshihiro Kawada, Chie Sasaki, Masataka Nakanishi, Kenichi Kuboki
  • Publication number: 20170107322
    Abstract: A silicone-modified epoxy resin which yields a cured product having low gas permeability and excellent strength; a composition of the silicone-modified epoxy resin; and an epoxy resin cured product obtainable by curing the composition, are provided. An epoxy resin represented by the following Formula (1): wherein R1 represents a hydrocarbon group having 1 to 6 carbon atoms; X represents an organic group having a norbornane epoxy structure, or a hydrocarbon group having 1 to 6 carbon atoms; n represents an integer from 1 to 3; plural R1s and plural Xs present in the formula may be respectively identical or different; and two or more of plural Xs represent an organic group having a norbornane epoxy structure.
    Type: Application
    Filed: March 25, 2015
    Publication date: April 20, 2017
    Inventors: Toshio Shiobara, Junichi Sawada, Miyuki Wakao, Tsutomu Kashiwagi, Naofusa Miyagawa, Yoshihiro Kawada, Chie Sasaki, Naosuke Taniguchi
  • Patent number: 9623376
    Abstract: A carrier gas supplied from a carrier gas source is injected from a carrier gas injection nozzle. Also, a fuel including a hydrocarbon-based liquid and supplied from a fuel source is supplied to a tip end of the carrier gas injection nozzle, whereby this fuel is atomized with the carrier gas injected from the carrier gas injection nozzle. Furthermore, an inlet of a reforming part that decomposes the atomized fuel and reforms the atomized fuel into a reducing gas including either or both of hydrogen and an oxygen-containing hydrocarbon is provided so as to face the carrier gas injection nozzle and the fuel supply nozzle, and a reducing gas supply nozzle that supplies the reducing gas discharged from an outlet of the reforming part is provided in an exhaust pipe.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: April 18, 2017
    Assignee: HINO MOTORS, LTD.
    Inventors: Hiroshi Hirabayashi, Mitsuru Hosoya, Keiichi Hayashizaki, Shinya Sato, Yoshihiro Kawada, Satoshi Sato, Hiroshi Inoue
  • Publication number: 20170073457
    Abstract: The purpose of the present invention is to provide a silicone-modified epoxy resin which produces a cured product having excellent low gas permeability and strength; a composition of the resin; and an epoxy resin cured product obtainable by curing the composition. Disclosed is an epoxy resin represented by the following Formula (1): wherein R1 independently represents a monovalent aromatic hydrocarbon group having 6 to 12 carbon atoms; R2 independently represents a monovalent aliphatic hydrocarbon group having 1 to 12 carbon atoms; R3 independently represents a monovalent aliphatic hydrocarbon group having 1 to 12 carbon atoms or a monovalent aromatic hydrocarbon group having 6 to 12 carbon atoms; R4 represents an oxygen atom or a divalent hydrocarbon group having an aliphatic cyclic structure; R5 represents silicone chain having a norbornane epoxy structure at either end; and X represents an organic group having a norbornane epoxy group.
    Type: Application
    Filed: February 18, 2015
    Publication date: March 16, 2017
    Inventors: Toshio Shiobara, Junichi Sawada, Miyuki Wakao, Tsutomu Kashiwagi, Naofusa Miyagawa, Yoshihiro Kawada, Chie Sasaki, Naosuke Taniguchi
  • Patent number: 9504961
    Abstract: An exhaust purifying system includes a selective reduction catalyst provided on an exhaust passage of an engine, a fluid supply device for supplying a urea fluid to a section of the exhaust passage that is upstream of the selective reduction catalyst, a gas separator for separating source gas into oxygen-enriched gas and nitrogen-enriched gas, an ozone generator that includes an ozone producing space, to which the oxygen-enriched gas is introduced, and produces ozone from the introduced oxygen-enriched gas, an ozone supplier for supplying ozone to a section of the exhaust passage that is upstream of the selective reduction catalyst, a vortex tube for separating the nitrogen-enriched gas into cool air and warm air and discharging the cool air and the warm air, and a cooling device for cooling the ozone producing space by applying the cool air discharged from the vortex tube to the ozone generator.
    Type: Grant
    Filed: January 30, 2014
    Date of Patent: November 29, 2016
    Assignee: HINO MOTORS, LTD.
    Inventors: Ichiro Tsumagari, Yoshihiro Kawada
  • Publication number: 20160237202
    Abstract: Problem to be Solved The purpose of the invention, in view of the above circumstances, is to provide a silicone-modified epoxy resin composition that offers a cured article excellent in low gas permeability and strength, and an epoxy resin cured article obtained by curing the composition. Solution An epoxy resin represented by the following formula (1) wherein R1 represents an alkylene group having 2 to 6 carbon atoms and optionally containing an ester or ether bond; R2 represents a monovalent aliphatic hydrocarbon group having 1 to 6 carbon atoms or a monovalent aromatic hydrocarbon group having 6 to 12 carbon atoms; R3 represents an oxygen atom or a phenylene group; k represents 1 to 10 as an average value; m represents an integer of 0 to 2; n represents 0 to 10 as an average value; and a plurality of groups R1, R2, R3, k, or m present in the formula may be the same or different from each other.
    Type: Application
    Filed: September 19, 2014
    Publication date: August 18, 2016
    Inventors: Toshio Shiobara, Junichi Sawada, Miyuki Wakao, Tsutomu Kashiwagi, Naofusa Miyagawa, Yoshihiro Kawada, Chie Sasaki, Masataka Nakanishi, Kenichi Kuboki
  • Patent number: 9326392
    Abstract: There is provided a display device comprising: a plate-type display section with a display surface; a front-surface plate placed on a front surface of the display surface; and a supporting portion for supporting the display section and the front-surface plate. The supporting portion includes a first surface adapted to support the front-surface plate, and a second surface which is formed in such a way as to rise up substantially vertically from the first surface such that the second surface faces a side surface of the display portion and, further, includes at least a rising base end portion thereof.
    Type: Grant
    Filed: February 20, 2013
    Date of Patent: April 26, 2016
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yoshihiro Kawada, Kenichi Shindo, Ryo Yonezawa, Yoshinari Matsuyama, Hirofumi Sasaki
  • Patent number: 9253903
    Abstract: An electronic device 100 includes: a hinge mechanism 120 configured to rotate, on a portion in which a first casing 101 is connected to a second casing 102, the second casing 102 to allow the electronic device 100 to switch from a closed position through an opened position to an inverted position; and exterior components 123 and 124 each configured to rotate with the second casing 102 when switching between the opened position and the inverted position is performed, and to switch between a state where the exterior component projects from the back surface of the first casing 101 to be a leg for the electronic device 100 in the opened position, and a state where the exterior component projects from the top surface of the first casing 101 to be a leg for the electronic device 100 in the inverted position.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: February 2, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yoshihiro Kawada, Kenichi Shindo, Ryo Yonezawa, Yoshinari Matsuyama, Hirofumi Sasaki, Haruka Kaneko
  • Patent number: 9226419
    Abstract: An electronic device 100 includes: a hinge mechanism 120 configured to rotate, on a connection portion in which a first casing 101 is connected to a second casing 102, the second casing 102 to switch the electronic device 100 from a closed position through an opened position to an inverted position, and configured to rotate according to the second casing 102 being rotated when switching between the opened position and the inverted position is performed; and a leg component 140 configured to switch, by rotating with the hinge mechanism 120 when switching between the opened position and the inverted position is performed, between a state where the leg component 140 projects from the back surface of the first casing 101 in the opened position, and a state where the leg component 140 projects from the top surface of the first casing 101 in the inverted position.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: December 29, 2015
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Yoshihiro Kawada, Kenichi Shindo, Ryo Yonezawa, Yoshinari Matsuyama, Hirofumi Sasaki, Haruka Kaneko
  • Publication number: 20150360177
    Abstract: An exhaust purifying system includes a selective reduction catalyst provided on an exhaust passage of an engine, a fluid supply device for supplying a urea fluid to a section of the exhaust passage that is upstream of the selective reduction catalyst, a gas separator for separating source gas into oxygen-enriched gas and nitrogen-enriched gas, an ozone generator that includes an ozone producing space, to which the oxygen-enriched gas is introduced, and produces ozone from the introduced oxygen-enriched gas, an ozone supplier for supplying ozone to a section of the exhaust passage that is upstream of the selective reduction catalyst, a vortex tube for separating the nitrogen-enriched gas into cool air and warm air and discharging the cool air and the warm air, and a cooling device for cooling the ozone producing space by applying the cool air discharged from the vortex tube to the ozone generator.
    Type: Application
    Filed: January 30, 2014
    Publication date: December 17, 2015
    Inventors: Ichiro TSUMAGARI, Yoshihiro KAWADA
  • Patent number: 9215821
    Abstract: An electronic device 100 includes a casing 101 configured to accommodate electronic components. The casing 101 includes an outer layer member 131 formed by a metal and exposed to an outside, and an inner layer member 132 formed by a metal and spaced from an inner surface of the outer layer member 131. Conductive projections 140a and 140b are each formed between the inner layer member 132 and the outer layer member 131, and are each configured to extend like a line on a surface of one of the inner layer member 132 and the outer layer member 131 and have a top end that contacts with the other of the inner layer member 132 and the outer layer member 131, to electrically connect between the inner layer member 132 and the outer layer member 131.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: December 15, 2015
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Yoshihiro Kawada, Kenichi Shindo, Ryo Yonezawa, Yoshinari Matsuyama, Hirofumi Sasaki, Haruka Kaneko
  • Patent number: 9156000
    Abstract: An oxidation catalyst, an ozone injection nozzle, a urea-based fluid injection nozzle, and a selective reduction catalyst are arranged in an exhaust pipe of an engine in this order towards its outlet. An exhaust gas purifier includes an air flow sensor that detects an air intake amount of the engine, a NOx sensor that detects a NOx concentration in the exhaust pipe, and first and second temperature sensors that detect inlet temperatures of the catalysts. An ozone generation device to which the ozone injection nozzle is connected includes a compressor, a dryer that dries compressed air, a flow rate sensor that detects a flow rate of this air, an ozone generator that converts this air into ozone, and an ozone concentration sensor that detects a concentration of the ozone. A controller controls the compressor and the ozone generator based on respective detection outputs of the respective sensors.
    Type: Grant
    Filed: September 18, 2012
    Date of Patent: October 13, 2015
    Assignee: Hino Motors, Ltd.
    Inventors: Yoshihiro Kawada, Asahiko Shimizu
  • Patent number: 9145805
    Abstract: A first selective reduction catalyst including a silver-based catalyst is provided in an exhaust pipe of an engine. An ozone generation device generates ozone by using oxygen in the atmosphere, and a hydrocarbon-based liquid supply device supplies a hydrocarbon-based liquid. A part of NO in the exhaust gas flowing through the exhaust pipe is oxidized to NO2 with the ozone generated by the ozone generation device, and said NO2 is supplied to the first selective reduction catalyst. Also, a part of the hydrocarbon-based liquid supplied by the hydrocarbon-based liquid supply device is partially oxidized, with ozone generated by the ozone generation device, to an active reducing agent including an oxygen-containing hydrocarbon such as aldehyde, and this active reducing agent is supplied to the first selective reduction catalyst.
    Type: Grant
    Filed: September 3, 2012
    Date of Patent: September 29, 2015
    Assignee: Hino Motors, Ltd.
    Inventors: Shinya Sato, Hiroshi Hirabayashi, Keiichi Hayashizaki, Yoshihiro Kawada, Mitsuru Hosoya