Patents by Inventor Takayuki Maeda

Takayuki Maeda 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).

  • Publication number: 20230331879
    Abstract: The present invention provides a polyvinyl acetal resin that has an excellent dispersing property and enables the production of a formed article having high mechanical strength. Provided is a polyvinyl acetal resin having a water absorption per unit area of 2 mg/cm2 or greater and 50 mg/cm2 or less when formed into a film having a thickness of 10 µm.
    Type: Application
    Filed: September 24, 2021
    Publication date: October 19, 2023
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventor: Takayuki MAEDA
  • Patent number: 11746211
    Abstract: A crystal nucleating agent for polyolefin resins includes at least a raw material crystal nucleating agent (a) as a component (A), where the component (A) may be a diacetal compound. The crystal nucleating agent may have an angle of repose of 48° or smaller, and a 1-mm-thick polyolefin resin molded article produced using the crystal nucleating agent may have a haze value of 12 (percent) or smaller as determined by a method in conformity with JIS K7136 (2000). The crystal nucleating agent may be a blend including a sulfuric acid ester salt and/or a sulfonic acid salt as a component (E) and a higher fatty acid as a component (F). The blend may be obtained by preparing a mixture of the component (A) swelled with an organic solvent, the component (E) dissolved in the organic solvent, and the component (F) and removing the organic solvent from the mixture.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: September 5, 2023
    Assignee: NEW JAPAN CHEMICAL CO., LTD.
    Inventors: Shohei Iwasaki, Yohei Uchiyama, Takayuki Maeda, Tomoyuki Miyata
  • Patent number: 11746586
    Abstract: A connecting device configured to connect two construction materials arranged at a distance therebetween, that is, a door frame, a base member, and a reinforcing member of a wall includes a connecting member including a locking portion capable of being locked with a locking target member arranged at one construction material along a thickness direction perpendicular to a direction of the distance and a coupling portion configured to be moved in the thickness direction and coupled to the other construction material by a drill screw as a coupling fitting are arranged at an end on a side of the one construction material and an end on a side of the other construction material. When the coupling portion is not coupled to the other construction material, the locking portion is movable in the thickness direction with respect to the locking target member.
    Type: Grant
    Filed: April 5, 2019
    Date of Patent: September 5, 2023
    Assignee: BUNKA SHUTTER CO., LTD.
    Inventors: Shigeo Yamagami, Masanori Kobayashi, Takayuki Maeda
  • Publication number: 20230219972
    Abstract: The present invention aims to provide a method for improving the fluidity of a crystal nucleating agent for polyolefin resins without impairing other properties, and a polyolefin resin composition containing the crystal nucleating agent with improved fluidity and having excellent properties including transparency, and a molded article thereof. Adjustment to specific characteristics can improve the fluidity of a crystal nucleating agent for polyolefin resins, and the use of such a crystal nucleating agent having specific characteristics remarkably improves the workability during molding processing and provides a polyolefin resin composition excellent in properties such as transparency, and a molded article thereof.
    Type: Application
    Filed: March 15, 2023
    Publication date: July 13, 2023
    Applicant: NEW JAPAN CHEMICAL CO., LTD.
    Inventors: Shohei Iwasaki, Yohei Uchiyama, Kazuya Matsumoto, Mitsuko Inoue, Yurie Shinoda, Takayuki Maeda
  • Patent number: 11634427
    Abstract: The present invention aims to provide a method for improving the fluidity of a crystal nucleating agent for polyolefin resins without impairing other properties, and a polyolefin resin composition containing the crystal nucleating agent with improved fluidity and having excellent properties including transparency, and a molded article thereof. Adjustment to specific characteristics can improve the fluidity of a crystal nucleating agent for polyolefin resins, and the use of such a crystal nucleating agent having specific characteristics remarkably improves the workability during molding processing and provides a polyolefin resin composition excellent in properties such as transparency, and a molded article thereof.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: April 25, 2023
    Assignee: NEW JAPAN CHEMICAL CO., LTD.
    Inventors: Shohei Iwasaki, Yohei Uchiyama, Kazuya Matsumoto, Mitsuko Inoue, Yurie Shinoda, Takayuki Maeda
  • Publication number: 20230032552
    Abstract: A coping work display method according to an aspect of the present disclosure is a coping work display method for displaying coping work executed when an abnormality occurs in a robot, the coping work display method including a first step of detecting the abnormality that occurs in the robot, a second step of acquiring, from a storing section storing abnormality information indicating the abnormality that occurs in the robot and a plurality of kinds of coping work information indicating coping work for eliminating the abnormality of the robot related to the abnormality information, the plurality of kinds of coping work information related to the abnormality detected in the first step, and a third step of displaying the plurality of kinds of coping work information acquired in the second step.
    Type: Application
    Filed: July 27, 2022
    Publication date: February 2, 2023
    Inventor: Takayuki MAEDA
  • Patent number: 11505812
    Abstract: An object of the present invention is to provide a simple method of producing ergothioneine. The present invention provides a method of producing ergothioneine comprising a step of culturing a microbe belonging to the genus Moniliella in a medium containing a carbon source to allow the microbe to produce ergothioneine.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: November 22, 2022
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Takayuki Maeda, Ryouichi Yamada, Kohei Miyaoku
  • Publication number: 20220364214
    Abstract: A method for manufacturing a hot-dip galvanized steel sheet according to one aspect of the present invention includes an annealing step of reduction-annealing a steel sheet having a Si content of 1.0% by mass or more and 3.0% by mass or less at a temperature equal to or higher than an A3 point of the steel sheet in an atmosphere having a dew point of ?20° C. or higher; and a hot-dip galvanizing step of making the annealed steel sheet enter into a galvanizing bath to form a galvanized layer on a surface of the steel sheet, wherein a temperature of the steel sheet entering into the galvanizing bath is set to 390° C. or lower.
    Type: Application
    Filed: July 1, 2020
    Publication date: November 17, 2022
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Takayuki MAEDA, Hiroshi IRIE
  • Publication number: 20220205310
    Abstract: A connecting device configured to connect two construction materials arranged at a distance therebetween, that is, a door frame, a base member, and a reinforcing member of a wall includes a connecting member including a locking portion capable of being locked with a locking target member arranged at one construction material along a thickness direction perpendicular to a direction of the distance and a coupling portion configured to be moved in the thickness direction and coupled to the other construction material by a drill screw as a coupling fitting are arranged at an end on a side of the one construction material and an end on a side of the other construction material. When the coupling portion is not coupled to the other construction material, the locking portion is movable in the thickness direction with respect to the locking target member.
    Type: Application
    Filed: April 5, 2019
    Publication date: June 30, 2022
    Inventors: Shigeo YAMAGAMI, Masanori KOBAYASHI, Takayuki MAEDA
  • Publication number: 20220186017
    Abstract: The present invention provides a resin composition for a ceramic green sheet capable of providing a ceramic green sheet that has high mechanical strength even with small thickness and is less likely to have appearance defects after cutting or dimensional changes after drying, and a ceramic green sheet and a multilayer ceramic capacitor each produced using the resin composition for a ceramic green sheet. Provided is a resin composition for a ceramic green sheet, the resin composition containing a polyvinyl acetal resin, the resin composition having a tan ? peak top of 1.25 or more and a loss modulus E? of 2.30×108 Pa or more.
    Type: Application
    Filed: March 27, 2020
    Publication date: June 16, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventor: Takayuki MAEDA
  • Patent number: 10968373
    Abstract: The present invention provides an epoxy adhesive composition that is excellent in compatibility and storage stability, has high strength and excellent adhesiveness, is capable of reducing occurrence of warping or peeling when used for bonding different materials, and is also excellent in impact resistance after being cured. Provided is an epoxy adhesive composition including: a modified polyvinyl acetal resin having a constitutional unit with an acid-modified group; and an epoxy resin, the epoxy adhesive composition containing an organic solvent in an amount of 10.0% by weight or less.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: April 6, 2021
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shiori Tateno, Takayuki Maeda, Kenji Yamauchi
  • Patent number: 10894874
    Abstract: The present invention aims to provide a method for improving the fluidity of a crystal nucleating agent for polyolefin resins without impairing other properties, and a polyolefin resin composition containing the crystal nucleating agent with improved fluidity and having excellent properties including transparency, and a molded article thereof. A crystal nucleating agent controlled to have specific characteristics can achieve improved fluidity, and the use of such a crystal nucleating agent having specific characteristics remarkably improves the workability during molding processing and provides a polyolefin resin composition excellent in properties such as transparency, and a molded article thereof.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: January 19, 2021
    Assignee: NEW JAPAN CHEMICAL CO., LTD.
    Inventors: Shohei Iwasaki, Yohei Uchiyama, Kazuya Matsumoto, Takayuki Maeda
  • Publication number: 20210002528
    Abstract: The present invention provides an epoxy adhesive composition capable of reducing re-aggregation of an adhesive layer modifier, maintaining favorable viscosity for a long period of time, exhibiting high adhesiveness, and reducing process failures during application of the adhesive. Provided is an epoxy adhesive composition containing: a modified polyvinyl acetal resin having a constitutional unit with an acid-modified group; an adhesive layer modifier; and an epoxy resin, the epoxy adhesive composition having a ratio of an acid-modified group equivalent of the modified polyvinyl acetal resin to an epoxy equivalent of the epoxy resin (acid-modified group equivalent/epoxy equivalent) of 5.0 to 150.0, the epoxy adhesive composition having a number ratio of the acid-modified group to an epoxy group (acid-modified group number/epoxy group number) of 0.0005 to 0.5.
    Type: Application
    Filed: March 11, 2019
    Publication date: January 7, 2021
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Tasuku YAMADA, Shiori TATENO, Yousuke CHIBA, Takayuki MAEDA, Yukio OCHITANI, Hideaki TANAKA
  • Publication number: 20200325150
    Abstract: The present invention aims to provide a method for improving the fluidity of a crystal nucleating agent for polyolefin resins without impairing other properties, and a polyolefin resin composition containing the crystal nucleating agent with improved fluidity and having excellent properties including transparency, and a molded article thereof. Adjustment to specific characteristics can improve the fluidity of a crystal nucleating agent for polyolefin resins, and the use of such a crystal nucleating agent having specific characteristics remarkably improves the workability during molding processing and provides a polyolefin resin composition excellent in properties such as transparency, and a molded article thereof.
    Type: Application
    Filed: July 21, 2017
    Publication date: October 15, 2020
    Applicant: NEW JAPAN CHEMICAL CO., LTD.
    Inventors: Shohei Iwasaki, Yohei Uchiyama, Kazuya Matsumoto, Mitsuko Inoue, Yurie Shinoda, Takayuki Maeda
  • Patent number: 10711128
    Abstract: The present invention aims to provide a modified polyvinyl acetal resin composition that is excellent in storage stability, has high strength and excellent adhesiveness, and is capable of reducing occurrence of warping or peeling when used for bonding different materials. The present invention relates to a modified polyvinyl acetal resin composition containing: a modified polyvinyl acetal resin having a constitutional unit with an imine structure, and an epoxy resin.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: July 14, 2020
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Takayuki Maeda, Kenji Yamauchi, Shiori Tateno
  • Publication number: 20200140904
    Abstract: An object of the present invention is to provide a simple method of producing ergothioneine. The present invention provides a method of producing ergothioneine comprising a step of culturing a microbe belonging to the genus Moniliella in a medium containing a carbon source to allow the microbe to produce ergothioneine.
    Type: Application
    Filed: December 23, 2019
    Publication date: May 7, 2020
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Takayuki MAEDA, Ryouichi YAMADA, Kohei MIYAOKU
  • Publication number: 20190276718
    Abstract: The present invention provides an epoxy adhesive composition that is excellent in compatibility and storage stability, has high strength and excellent adhesiveness, is capable of reducing occurrence of warping or peeling when used for bonding different materials, and is also excellent in impact resistance after being cured. Provided is an epoxy adhesive composition including: a modified polyvinyl acetal resin having a constitutional unit with an acid-modified group; and an epoxy resin, the epoxy adhesive composition containing an organic solvent in an amount of 10.0% by weight or less.
    Type: Application
    Filed: September 26, 2017
    Publication date: September 12, 2019
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shiori TATENO, Takayuki MAEDA, Kenji YAMAUCHI
  • Publication number: 20190248980
    Abstract: A crystal nucleating agent for polyolefin resins includes at least a raw material crystal nucleating agent (a) as a component (A). The crystal nucleating agent for polyolefin resins may have an angle of repose of 48° or smaller, and a 1-mm-thick polyolefin resin molded article produced using the crystal nucleating agent for polyolefin resins may have a haze value of 12 or smaller as determined by a method in conformity with JIS K7136 (2000).
    Type: Application
    Filed: September 13, 2017
    Publication date: August 15, 2019
    Applicant: NEW JAPAN CHEMICAL CO., LTD.
    Inventors: Shohei Iwasaki, Yohei Uchiyama, Takayuki Maeda, Tomoyuki Miyata
  • Publication number: 20190194422
    Abstract: The present invention aims to provide a method for improving the fluidity of a crystal nucleating agent for polyolefin resins without impairing other properties, and a polyolefin resin composition containing the crystal nucleating agent with improved fluidity and having excellent properties including transparency, and a molded article thereof. A crystal nucleating agent controlled to have specific characteristics can achieve improved fluidity, and the use of such a crystal nucleating agent having specific characteristics remarkably improves the workability during molding processing and provides a polyolefin resin composition excellent in properties such as transparency, and a molded article thereof.
    Type: Application
    Filed: August 8, 2017
    Publication date: June 27, 2019
    Applicant: NEW JAPAN CHEMICAL CO., LTD.
    Inventors: Shohei Iwasaki, Yohei Uchiyama, Kazuya Matsumoto, Takayuki Maeda
  • Patent number: 10207413
    Abstract: An end effector is an end effector to be grasped by a robot including a hand having a plurality of first movable parts and a second movable part using the hand, including an operation unit operated by movements of the second movable part in first directions, and an actuation unit actuated by an operation of the operation unit, wherein concave portions into which the first movable parts are inserted are formed.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: February 19, 2019
    Assignee: Seiko Epson Corporation
    Inventors: Takayuki Maeda, Ryuichi Okada