Patents by Inventor Yukinori Wada

Yukinori Wada 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: 11932841
    Abstract: The present invention provides a cell cultivation module comprising a polymer porous film and a casing that has two or more culture medium inflow/outflow ports and accommodates the polymer porous film, wherein the polymer porous film is a polymer porous film with a three-layer structure, having a surface layer A and a surface layer B that have a plurality of holes, and a macrovoid layer that is sandwiched between the surface layer A and the surface layer B, the average hole diameter of the holes present in the surface layer A is smaller than the average hole diameter of the holes present in the surface layer B, the macrovoid layer has dividing walls that are connected to the surface layers A and B, and a plurality of macrovoids that are surrounded by the dividing walls and the surface layers A and B, the holes in the surface layers A and B are in communication with the macrovoids, and the polymer porous film is accommodated within the casing.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: March 19, 2024
    Assignee: UBE CORPORATION
    Inventors: Masahiko Hagihara, Shinsaku Fuse, Motohisa Shimizu, Yukinori Wada
  • Publication number: 20230189972
    Abstract: A molded article (20) for an oral care product includes a primary molded part (P) that includes a covering target part (PC), a secondary molded part (Q) that includes a covering part (Q40) covering the covering target part (PC), and an exposed structure (500) that includes one or a plurality of penetration parts (P100) penetrating the covering part (Q40). The penetration part (P100) includes an exposed surface exposed with respect to the covering part (Q40). The penetration part (P100) is provided in the primary molded part (P) such that a force received by the primary molded part (P) from a resin material corresponding to the secondary molded part (Q) so as to deform the primary molded part (P) in a secondary molding step of molding the secondary molded part (Q) is able to be transferred to a mold through the exposed surface.
    Type: Application
    Filed: April 28, 2022
    Publication date: June 22, 2023
    Applicant: SUNSTAR INC.
    Inventors: Ikumi Kojima, Yukinori Wada
  • Patent number: 11478342
    Abstract: A brush head is provided on the front surface at a distal-end-side part of a neck of a replaceable brush. A fitting shaft portion is provided on a planting base of the brush head so as to protrude rearward and penetrate through a support wall portion of the neck. A shaft hole is formed at a rotation center of a brush head body of the brush head so as to extend frontward from a rear surface of the brush head body. The neck has ahead support shaft mounted to the shaft hole so as to rotatably support the brush head. A front end of the head support shaft is located frontward of a rear surface of the planting base, and power from the driving portion is transmitted to a rear part of the fitting shaft portion.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: October 25, 2022
    Assignee: SUNSTAR INC.
    Inventor: Yukinori Wada
  • Publication number: 20220259223
    Abstract: The present invention provides a compound having Keap1 inhibitory effects and a pharmaceutical composition containing the same. Specifically, the present invention provides a compound represented by the following general formula (I): [wherein the symbols have the same meanings as those described in the description] or a pharmaceutically acceptable salt thereof and a pharmaceutical composition containing the same.
    Type: Application
    Filed: May 29, 2020
    Publication date: August 18, 2022
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Ken-ichi KOMORI, Hayato NISHIYAMA, Naoya KINOSHITA, Yukinori WADA, Kousuke MORISHITA, Akishi NINOMIYA, Yuusuke SHIRAISHI, Kazuhiro ONUMA, Sayaka OGI, Hiroyoshi KAWADA, Tomio KIMURA
  • Patent number: 10982186
    Abstract: The present invention relates to a cell culturing method and kit. More specifically, it relates to a cell culturing method and kit using a support that is exposed to the air. It further relates to a method of culturing cells by allowing them to migrate onto a porous polyimide film.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: April 20, 2021
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Masahiko Hagihara, Motohisa Shimizu, Yukinori Wada
  • Patent number: 10774072
    Abstract: The present invention relates to a method for producing N-substituted sulfonamide compounds including a step of reacting a sulfonamide compound of general formula (1) with a halogenated organic compound of general formula (2) in the presence of cesium carbonate or potassium carbonate in an organic solvent to produce an N-substituted sulfonamide compound of general formula (3).
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: September 15, 2020
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Yasuhito Yamamoto, Masayoshi Oue, Yukinori Wada
  • Patent number: 10738277
    Abstract: The present invention relates to a cell culturing method and kit. More specifically, it relates to a cell culturing method and kit using a support that is exposed to the air. It further relates to a method of culturing cells by allowing them to migrate onto a porous polyimide film.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: August 11, 2020
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Masahiko Hagihara, Motohisa Shimizu, Yukinori Wada
  • Patent number: 10696943
    Abstract: The present invention pertains to a method for the mass cultivation of cells, and a cell cultivation device and kit. The present invention further pertains to a continuous cell cultivation method and a continuous cell cultivation device in which a carrier is used.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: June 30, 2020
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Masahiko Hagihara, Motohisa Shimizu, Yukinori Wada
  • Patent number: 10647956
    Abstract: The purpose of the present invention is to provide a method for isolating, removing and analyzing cells. Provided is a method for isolating, removing and analyzing cells by filtering a liquid specimen containing cells through a porous polyimide film, and subjecting the cells captured by the film which did not pass through the porous polyimide film, or the cells in the liquid specimen which did pass through the porous polyimide film, to an examination of one or more cell properties selected from a group consisting of cell number or type, internal or external cell structure, type or amount of cell surface antigen, type or amount of material secreted from cells, cell adhesion, and cell survival rate.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: May 12, 2020
    Assignees: UBE INDUSTRIES, LTD., UNIVERSITY OF TSUKUBA
    Inventors: Akiyoshi Fukamizu, Jun-Dal Kim, Masahiko Hagihara, Yukinori Wada
  • Patent number: 10626365
    Abstract: The invention relates to a long term cell culturing method and a cell culturing apparatus and kit that employ a porous polyimide film. The invention further relates to a cell cryopreservation method and kit employing the porous polyimide film.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: April 21, 2020
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Masahiko Hagihara, Motohisa Shimizu, Yukinori Wada
  • Publication number: 20200078152
    Abstract: A brush head is provided on the front surface at a distal-end-side part of a neck of a replaceable brush. A fitting shaft portion is provided on a planting base of the brush head so as to protrude rearward and penetrate through a support wall portion of the neck. A shaft hole is formed at a rotation center of a brush head body of the brush head so as to extend frontward from a rear surface of the brush head body. The neck has ahead support shaft mounted to the shaft hole so as to rotatably support the brush head. A front end of the head support shaft is located frontward of a rear surface of the planting base, and power from the driving portion is transmitted to a rear part of the fitting shaft portion.
    Type: Application
    Filed: April 24, 2018
    Publication date: March 12, 2020
    Applicant: SUNSTAR INC.
    Inventor: Yukinori WADA
  • Publication number: 20200017472
    Abstract: The present invention relates to a method for producing N-substituted sulfonamide compounds including a step of reacting a sulfonamide compound of general formula (1) with a halogenated organic compound of general formula (2) in the presence of cesium carbonate or potassium carbonate in an organic solvent to produce an N-substituted sulfonamide compound of general formula (3).
    Type: Application
    Filed: August 30, 2019
    Publication date: January 16, 2020
    Applicant: UBE INDUSTRIES, LTD.
    Inventors: Yasuhito YAMAMOTO, Masayoshi OUE, Yukinori WADA
  • Patent number: 10519112
    Abstract: The present invention provides: a method for producing a mixed sulfonic acid anhydride of the general formula (1) by reacting a sulfonic acid compound of the general formula (2) with a perfluoroalkyl sulfonic acid anhydride or a perfluoroalkyl sulfonic acid halide; and a method for producing a sulfonamide compound of the general formula (4) obtained by reacting an amine compound of the general formula (3) with a mixed sulfonic acid anhydride of the general formula (1).
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: December 31, 2019
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Yasuhito Yamamoto, Masayoshi Oue, Masahiko Hagihara, Yukinori Wada, Gen Mizuno, Yasunori Tsuzaki, Kenichi Arai
  • Patent number: 10519478
    Abstract: The present invention relates to a method of using cells to produce a substance, and involves applying the cells to a polyimide porous film, culturing the cells and producing the substance by means of the cells.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: December 31, 2019
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Masahiko Hagihara, Motohisa Shimizu, Yukinori Wada
  • Patent number: 10479974
    Abstract: The present invention pertains to a method for the mass cultivation of cells, and a cell cultivation device and kit. The present invention further pertains to a continuous cell cultivation method and a continuous cell cultivation device in which a carrier is used.
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: November 19, 2019
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Masahiko Hagihara, Motohisa Shimizu, Yukinori Wada
  • Publication number: 20190330581
    Abstract: The present invention provides a cell cultivation module comprising a polymer porous film and a casing that has two or more culture medium inflow/outflow ports and accommodates the polymer porous film, wherein the polymer porous film is a polymer porous film with a three-layer structure, having a surface layer A and a surface layer B that have a plurality of holes, and a macrovoid layer that is sandwiched between the surface layer A and the surface layer B, the average hole diameter of the holes present in the surface layer A is smaller than the average hole diameter of the holes present in the surface layer B, the macrovoid layer has dividing walls that are connected to the surface layers A and B, and a plurality of macrovoids that are surrounded by the dividing walls and the surface layers A and B, the holes in the surface layers A and B are in communication with the macrovoids, and the polymer porous film is accommodated within the casing.
    Type: Application
    Filed: July 25, 2017
    Publication date: October 31, 2019
    Inventors: Masahiko HAGIHARA, Shinsaku FUSE, Motohisa SHIMIZU, Yukinori WADA
  • Patent number: 10443037
    Abstract: The invention relates to a long term cell culturing method and a cell culturing apparatus and kit that employ a porous polyimide film. The invention further relates to a cell cryopreservation method and kit employing the porous polyimide film.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: October 15, 2019
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Masahiko Hagihara, Motohisa Shimizu, Yukinori Wada
  • Patent number: 10428046
    Abstract: The present invention relates to a method for producing N-substituted sulfonamide compounds including a step of reacting a sulfonamide compound of general formula (1) with a halogenated organic compound of general formula (2) in the presence of cesium carbonate or potassium carbonate in an organic solvent to produce an N-substituted sulfonamide compound of general formula (3).
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: October 1, 2019
    Assignee: UBE INDUSTRIES, LTD.
    Inventors: Yasuhito Yamamoto, Masayoshi Oue, Yukinori Wada
  • Publication number: 20190276788
    Abstract: The present invention provides a cell cultivation device that is characterized by comprising: a polymer porous film; a cell cultivation part that has the polymer porous film; a shaft that passes through the cell cultivation part; and a cultivation tank in which at least one portion of the cell cultivation part is immersed, wherein the polymer porous film is a polymer porous film with a three-layer structure, having a surface layer A and a surface layer B that have a plurality of holes, and a macrovoid layer that is sandwiched between the surface layer A and the surface layer B, the average hole diameter of the holes present in the surface layer A is smaller than the average hole diameter of the holes present in the surface layer B, the macrovoid layer has dividing walls that are connected to the surface layers A and B, and a plurality of macrovoids that are surrounded by the dividing walls and the surface layers A and B, the holes in the surface layers A and B are in communication with the macrovoids, the cel
    Type: Application
    Filed: July 25, 2017
    Publication date: September 12, 2019
    Inventors: Masahiko HAGIHARA, Shinsaku FUSE, Motohisa SHIMIZU, Yukinori WADA
  • Publication number: 20190270956
    Abstract: Provided are a cell cultivation device comprising a polymer porous film, and a cell cultivation method using said cell cultivation device. The cell cultivation device comprises: two or more levels of parallel or antiparallel flat flow paths; a polymer porous film that is positioned in the flat flow paths; a culture medium supply means that is positioned at one end of the flat flow paths; a culture medium discharge means that is positioned at the other end of the flat flow paths; a head tank that is positioned at an upper section of the flat flow path of the uppermost level; a culture medium distribution means that distributes a culture broth from the head tank to the flat flow paths; and a culture medium recovery means that recovers the culture broth that is discharged from the culture medium discharge means.
    Type: Application
    Filed: July 25, 2017
    Publication date: September 5, 2019
    Inventors: Masahiko HAGIHARA, Shinsaku FUSE, Motohisa SHIMIZU, Yukinori WADA