Patents by Inventor Yuzo Yoshida

Yuzo Yoshida 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: 20240036468
    Abstract: A resist composition containing a resin component having a constitutional unit containing a phenolic hydroxyl group and a compound represented by General Formula (b0-1), in which the proportion of the constitutional unit in the resin component is more than 5% by mole and less than 45% by mole with respect to the total (100% by mole) of all constitutional units constituting the resin component.
    Type: Application
    Filed: December 24, 2021
    Publication date: February 1, 2024
    Inventors: Fumitake Hirayama, Tomoyuki Hirano, Yuzo Yoshida, Shinichi Kohno, Yusuke Nakagawa
  • Patent number: 11485553
    Abstract: A container with cap provided with a knock cam mechanism having an uncomplicated structure employing a small number of parts, enabling the cap to be securely attached to and detached from the container body. The cap has a housing in which a plurality of grooves alternating with ribs are formed in an inner circumferential surface thereof at equiangular intervals around a cylindrical axis, and inside the housing are disposed a push-button plunger having protrusions formed on the outer peripheral surface that slide along inside the grooves, a ratchet having sloped protrusions on the outer circumference, an inner lid having tabs on the peripheral wall, an elastic member for urging the ratchet upward, and a container body in which a locking portion is formed on the outer circumference of a neck of the container body.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: November 1, 2022
    Assignee: YOSHIDA INDUSTRIES CO., LTD.
    Inventors: Yuzo Yoshida, Michiaki Kumagai
  • Patent number: 11427807
    Abstract: The present disclosure relates to a serum-free medium for culturing of DS cells containing platelet derived growth factor (PDGF), or to a method for culturing of dermal sheath (DS) cells, using serum-free medium comprising PDGF.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: August 30, 2022
    Assignee: Shiseido Company, Ltd.
    Inventors: Haruyo Yamanishi, Tsutomu Soma, Yuzo Yoshida
  • Publication number: 20220055806
    Abstract: A container with cap provided with a knock cam mechanism having an uncomplicated structure employing a small number of parts, enabling the cap to be securely attached to and detached from the container body. The cap has a housing in which a plurality of grooves alternating with ribs are formed in an inner circumferential surface thereof at equiangular intervals around a cylindrical axis, and inside the housing are disposed a push-button plunger having protrusions formed on the outer peripheral surface that slide along inside the grooves, a ratchet having sloped protrusions on the outer circumference, an inner lid having tabs on the peripheral wall, an elastic member for urging the ratchet upward, and a container body in which a locking portion is formed on the outer circumference of a neck of the container body.
    Type: Application
    Filed: August 13, 2021
    Publication date: February 24, 2022
    Applicant: YOSHIDA INDUSTRIES CO., LTD.
    Inventors: Yuzo Yoshida, Michiaki Kumagai
  • Publication number: 20220002678
    Abstract: The present invention provides: a composition for reconstituting human skin tissue having hair follicles, the composition characterized by containing human epidermal cells and human dermal cells, the human dermal cells containing cell groups of human hair papilla derived from non-embryos via spheroid formation; and a human skin tissue model animal to which said composition is applied. The invention also provides a method for producing said composition and animal.
    Type: Application
    Filed: November 19, 2019
    Publication date: January 6, 2022
    Applicant: Shiseido Company, Ltd.
    Inventors: Yuzo YOSHIDA, Tsutomu SOMA, Jiro KISHIMOTO, Takashi MATSUZAKI
  • Publication number: 20210189487
    Abstract: The purpose of the present invention is to develop a method for screening drugs having the effect of increasing skin barrier function in in vitro studies and to evaluate barrier function in the skin. Candidate drugs can be screened by using the activity and/or expression level of serine racemase as an indicator.
    Type: Application
    Filed: December 22, 2020
    Publication date: June 24, 2021
    Applicant: Shiseido Company, Ltd
    Inventors: Yosuke TOJO, Masato IINO, Chieko MIZUMOTO, Yuzo YOSHIDA, Yuko MATSUURA, Hisashi MORI
  • Patent number: 10907208
    Abstract: The purpose of the present invention is to develop a method for screening drugs having the effect of increasing skin barrier function in in vitro studies and to evaluate barrier function in the skin. Candidate drugs can be screened by using the activity and/or expression level of serine racemase as an indicator.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: February 2, 2021
    Assignee: Shiseido Company, Ltd.
    Inventors: Yosuke Tojo, Masato Iino, Chieko Mizumoto, Yuzo Yoshida, Yuko Matsuura, Hisashi Mori
  • Patent number: 10718782
    Abstract: The present invention relates to a method of evaluating cellulite using fibulin-3 and/or sarcoglycan gamma as an indicator in a harvested skin sample, and a method of evaluating a drug for improving, preventing or treating cellulite using fibulin-3 and/or sarcoglycan gamma as an indicator in cultured cells.
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: July 21, 2020
    Assignees: Shiseido Company, Ltd., ETH Zurich
    Inventors: Yuzo Yoshida, Kentaro Kajiya, Michael Detmar
  • Publication number: 20190300953
    Abstract: The purpose of the present invention is to develop a method for screening drugs having the effect of increasing skin barrier function in in vitro studies and to evaluate barrier function in the skin. Candidate drugs can be screened by using the activity and/or expression level of serine racemase as an indicator.
    Type: Application
    Filed: May 15, 2019
    Publication date: October 3, 2019
    Applicant: Shiseido Company, Ltd
    Inventors: Yosuke TOJO, Masato IINO, Chieko MIZUMOTO, Yuzo YOSHIDA, Yuko MATSUURA, Hisashi MORI
  • Patent number: 10337064
    Abstract: The purpose of the present invention is to develop a method for screening drugs having the effect of increasing skin barrier function in in vitro studies and to evaluate barrier function in the skin. Candidate drugs can be screened by using the activity and/or expression level of serine racemase as an indicator.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: July 2, 2019
    Assignee: SHISEIDO COMPANY, LTD.
    Inventors: Yosuke Tojo, Masato Iino, Chieko Mizumoto, Yuzo Yoshida, Yuko Matsuura, Hisashi Mori
  • Patent number: 10172332
    Abstract: Provided is a method for regenerating hair follicles by transplanting a composition containing CD36-expressing dermal sheath cells (DSc) to a human. The composition may be prepared by sorting CD36-expressing dermal sheath cells from a hair follicle tissue by use of a cell-sorting technique along with an antibody to CD36. The composition may also contain dermal papilla cells (DPc).
    Type: Grant
    Filed: March 22, 2016
    Date of Patent: January 8, 2019
    Assignee: SHISEIDO COMPANY, LTD.
    Inventors: Yuzo Yoshida, Tsutomu Soma, Shigeyoshi Fujiwara
  • Publication number: 20190002167
    Abstract: A sealed container with an inner lid 1a includes an openable and closable outer lid 3 to cover an opening 24 of a container body 2; and an inner lid 5a including a frame 53 having a flange 52 on its upper end and a circumferential outer side-surface 55, and an easily elastically deformable partition 51 having a dome shape projecting downward inside the frame 53. The outer lid includes a central area 12 having a dome-shaped concave portion inside a top face portion 10, and a peripheral area 13 surrounding the concave portion. The central area faces the partition and the peripheral area contacts the flange portion in a closed state. The central area has an inner surface formed such that, when the partition deforms to project upward, a surface area of the deformed partition is equal to or smaller than an initial surface area thereof.
    Type: Application
    Filed: December 22, 2015
    Publication date: January 3, 2019
    Applicant: YOSHIDA INDUSTRIES CO., LTD.
    Inventors: Tatsuya Satoh, Yuzo Yoshida
  • Publication number: 20180196064
    Abstract: The present invention relates to a method of evaluating cellulite using fibulin-3 and/or sarcoglycan gamma as an indicator in a harvested skin sample, and a method of evaluating a drug for improving, preventing or treating cellulite using fibulin-3 and/or sarcoglycan gamma as an indicator in cultured cells.
    Type: Application
    Filed: February 15, 2018
    Publication date: July 12, 2018
    Applicants: Shiseido Company, Ltd., ETH Zurich
    Inventors: Yuzo Yoshida, Kentaro Kajiya, Michael Detmar
  • Patent number: 9933436
    Abstract: The present invention relates to a method of evaluating cellulite using fibulin-3 and/or sarcoglycan gamma as an indicator in a harvested skin sample, and a method of evaluating a drug for improving, preventing or treating cellulite using fibulin-3 and/or sarcoglycan gamma as an indicator in cultured cells.
    Type: Grant
    Filed: September 7, 2012
    Date of Patent: April 3, 2018
    Assignees: Shiseido Company, Ltd., ETH Zurich
    Inventors: Yuzo Yoshida, Kentaro Kajiya, Michael Detmar
  • Publication number: 20170313982
    Abstract: The problem to be solved by the present invention is to provide a serum-free medium suitable for culturing of DS cells. The present invention relates to a serum-free medium for culturing of DS cells containing platelet-derived growth factor (PDGF), or to a method for culturing of dermal sheath (DS) cells, using serum-free medium comprising PDGF.
    Type: Application
    Filed: July 7, 2017
    Publication date: November 2, 2017
    Applicant: Shiseido Company, Ltd.
    Inventors: Haruyo Yamanishi, Tsutomu Soma, Yuzo Yoshida
  • Publication number: 20170073751
    Abstract: The purpose of the present invention is to develop a method for screening drugs having the effect of increasing skin barrier function in in vitro studies and to evaluate barrier function in the skin. Candidate drugs can be screened by using the activity and/or expression level of serine racemase as an indicator.
    Type: Application
    Filed: March 5, 2015
    Publication date: March 16, 2017
    Applicant: Shiseido Company, Ltd
    Inventors: Yosuke TOJO, Masato IINO, Chieko MIZUMOTO, Yuzo YOSHIDA, Yuko MATSUURA, Hisashi MORI
  • Patent number: 9398801
    Abstract: A cosmetic container which is capable of stabilizing an action of a hinge portion is provided with a single pivot shaft member, and improving opening and closing functions of a lid body. Included are: a container main body configured to contain a cosmetic; a lid body turnably provided to the container main body and capable of opening and closing the container main body; and a first pivot support member and a second pivot support mechanism disposed on a pivot axis about which the lid body turns, and causing the container main body to turnably support the lid body. The first pivot support member includes: a compression coil spring located between the container main body and the lid body; and a lock member and a pivot member. The second pivot support mechanism includes fan-shaped recessed and projecting portions and a shaft portion of the second pivot support member.
    Type: Grant
    Filed: December 10, 2012
    Date of Patent: July 26, 2016
    Assignee: Yoshida Industries Co., Ltd.
    Inventors: Yuzo Yoshida, Michiaki Kumagai
  • Publication number: 20160193140
    Abstract: Provided is a method for regenerating hair follicles by transplanting a composition containing CD36-expressing dermal sheath cells (DSc) to a human. The composition may be prepared by sorting CD36-expressing dermal sheath cells from a hair follicle tissue by use of a cell-sorting technique along with an antibody to CD36. The composition may also contain dermal papilla cells (DPc).
    Type: Application
    Filed: March 22, 2016
    Publication date: July 7, 2016
    Applicant: Shiseido Company, Ltd.
    Inventors: Yuzo YOSHIDA, Tsutomu SOMA, Shigeyoshi FUJIWARA
  • Publication number: 20160122714
    Abstract: The problem to be solved by the present invention is to provide a serum-free medium suitable for culturing of DS cells. The present invention relates to a serum-free medium for culturing of DS cells containing platelet-derived growth factor (PDGF), or to a method for culturing of dermal sheath (DS) cells, using serum-free medium comprising PDGF.
    Type: Application
    Filed: June 12, 2014
    Publication date: May 5, 2016
    Applicant: Shiseido Company, Ltd.
    Inventors: Haruyo Yamanishi, Tsutomu SOMA, Yuzo YOSHIDA
  • Publication number: 20160069867
    Abstract: The object of the invention is to develop a screening method for drugs having effects of increasing skin barrier function in in vitro experimentation, and to evaluate skin barrier function for skin. Serine racemase activity and/or expression level are used as an indicator to allow screening of candidate drugs.
    Type: Application
    Filed: September 4, 2014
    Publication date: March 10, 2016
    Applicant: SHISEIDO COMPANY, LTD.
    Inventors: Yosuke Tojo, Masato lino, Chieko Mizumoto, Yuzo Yoshida, Hisashi Mori