Patents by Inventor Miki YAMAGUCHI

Miki YAMAGUCHI 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: 20210238303
    Abstract: It is intended to provide an antitumor drug having an excellent therapeutic effect, which is excellent in terms of antitumor effect and safety. There is provided an antibody-drug conjugate in which an antitumor compound represented by the following formula is conjugated to an anti-TROP2 antibody via a linker having a structure represented by the following formula: -L1-L2-LP-NH—(CH2)n1-La-(CH2)n2-C(?O)— wherein the anti-TROP2 antibody is connected to the terminal of L1, and the antitumor compound is connected to the carbonyl group of the —(CH2)n2-C(?O)— moiety with the nitrogen atom of the amino group at position 1 as a connecting position.
    Type: Application
    Filed: April 14, 2021
    Publication date: August 5, 2021
    Applicants: DAIICHI SANKYO COMPANY, LIMITED, SAPPORO MEDICAL UNIVERSITY
    Inventors: Toshinori AGATSUMA, Shu TAKAHASHI, Jun HASEGAWA, Daisuke OKAJIMA, Hirofumi HAMADA, Miki YAMAGUCHI
  • Patent number: 11008398
    Abstract: It is intended to provide an antitumor drug having an excellent therapeutic effect, which is excellent in terms of antitumor effect and safety. There is provided an antibody-drug conjugate in which an antitumor compound represented by the following formula is conjugated to an anti-TROP2 antibody via a linker having a structure represented by the following formula: -L1-L2-LP-NH—(CH2)n1-La-(CH2)n2-C(?O)— wherein the anti-TROP2 antibody is connected to the terminal of L1, and the antitumor compound is connected to the carbonyl group of the —(CH2)n2-C(?O)— moiety with the nitrogen atom of the amino group at position 1 as a connecting position.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: May 18, 2021
    Assignees: DAIICHI SANKYO COMPANY, LIMITED, SAPPORO MEDICAL UNIVERSITY
    Inventors: Toshinori Agatsuma, Shu Takahashi, Jun Hasegawa, Daisuke Okajima, Hirofumi Hamada, Miki Yamaguchi
  • Publication number: 20210030020
    Abstract: A purpose of the present invention is to provide ice cream to which new oral texture is imparted. According to the embodiment of the present invention, ice cream is provided which contains high-amylose rice that has been cooked, in which the content ratio of the high-amylose rice is 0.1-20.0% by mass.
    Type: Application
    Filed: March 8, 2019
    Publication date: February 4, 2021
    Applicant: Yanmar Power Technology Co., Ltd.
    Inventors: Miki YAMAGUCHI, Kuniyasu TSUCHIYA
  • Publication number: 20190144559
    Abstract: It is intended to provide an antitumor drug having an excellent therapeutic effect, which is excellent in terms of antitumor effect and safety. There is provided an antibody-drug conjugate in which an antitumor compound represented by the following formula is conjugated to an anti-TROP2 antibody via a linker having a structure represented by the following formula: -L1-L2-LP-NH—(CH2)n1-La-(CH2)n2-C(?O)— wherein the anti-TROP2 antibody is connected to the terminal of L1, and the antitumor compound is connected to the carbonyl group of the —(CH2)n2-C(?O)— moiety with the nitrogen atom of the amino group at position 1 as a connecting position.
    Type: Application
    Filed: January 24, 2019
    Publication date: May 16, 2019
    Applicants: DAIICHI SANKYO COMPANY, LIMITED, SAPPORO MEDICAL UNIVERSITY
    Inventors: Toshinori Agatsuma, Shu Takahashi, Jun Hasegawa, Daisuke Okajima, Hirofumi Hamada, Miki Yamaguchi
  • Patent number: 10227417
    Abstract: It is intended to provide an antitumor drug having an excellent therapeutic effect, which is excellent in terms of antitumor effect and safety. There is provided an antibody-drug conjugate in which an antitumor compound represented by the following formula is conjugated to an anti-TROP2 antibody via a linker having a structure represented by the following formula: -L1-L2-LP-NH—(CH2)n1-La-(CH2)n2-C(?O)— wherein the anti-TROP2 antibody is connected to the terminal of L1, and the antitumor compound is connected to the carbonyl group of the —(CH2)n2-C(?O)— moiety with the nitrogen atom of the amino group at position 1 as a connecting position.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: March 12, 2019
    Assignees: DAIICHI SANKYO COMPANY, LIMITED, SAPPORO MEDICAL UNIVERSITY
    Inventors: Toshinori Agatsuma, Shu Takahashi, Jun Hasegawa, Daisuke Okajima, Hirofumi Hamada, Miki Yamaguchi
  • Publication number: 20180094073
    Abstract: It is intended to provide an antitumor drug having an excellent therapeutic effect, which is excellent in terms of antitumor effect and safety. There is provided an antibody-drug conjugate in which an antitumor compound represented by the following formula is conjugated to an anti-TROP2 antibody via a linker having a structure represented by the following formula: -L1-L2-LP-NH—(CH2)n1-La-(CH2)n2-C(?O)— wherein the anti-TROP2 antibody is connected to the terminal of L1, and the antitumor compound is connected to the carbonyl group of the —(CH2)n2-C(?O)— moiety with the nitrogen atom of the amino group at position 1 as a connecting position.
    Type: Application
    Filed: November 22, 2017
    Publication date: April 5, 2018
    Applicants: DAIICHI SANKYO COMPANY, LIMITED, SAPPORO MEDICAL UNIVERSITY
    Inventors: Toshinori AGATSUMA, Shu TAKAHASHI, Jun HASEGAWA, Daisuke OKAJIMA, Hirofumi HAMADA, Miki YAMAGUCHI
  • Patent number: 9850312
    Abstract: It is intended to provide an antitumor drug having an excellent therapeutic effect, which is excellent in terms of antitumor effect and safety. There is provided an antibody-drug conjugate in which an antitumor compound represented by the following formula is conjugated to an anti-TROP2 antibody via a linker having a structure represented by the following formula: -L1-L2-LP-NH—(CH2)n1-La-(CH2)n2-C(?O)— wherein the anti-TROP2 antibody is connected to the terminal of L1, and the antitumor compound is connected to the carbonyl group of the —(CH2)n2-C(?O)— moiety with the nitrogen atom of the amino group at position 1 as a connecting position.
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: December 26, 2017
    Assignees: DAIICHI SANKYO COMPANY, LIMITED, SAPPORO MEDICAL UNIVERSITY
    Inventors: Toshinori Agatsuma, Shu Takahashi, Jun Hasegawa, Daisuke Okajima, Hirofumi Hamada, Miki Yamaguchi
  • Publication number: 20160297890
    Abstract: It is intended to provide an antitumor drug having an excellent therapeutic effect, which is excellent in terms of antitumor effect and safety. There is provided an antibody-drug conjugate in which an antitumor compound represented by the following formula is conjugated to an anti-TROP2 antibody via a linker having a structure represented by the following formula: -L1-L2-LP-NH—(CH2)n1-La-(CH2)n2-C(?O)— wherein the anti-TROP2 antibody is connected to the terminal of L1, and the antitumor compound is connected to the carbonyl group of the —(CH2)n2-C(?O)— moiety with the nitrogen atom of the amino group at position 1 as a connecting position.
    Type: Application
    Filed: June 20, 2016
    Publication date: October 13, 2016
    Applicants: DAIICHI SANKYO COMPANY, LIMITED, SAPPORO MEDICAL UNIVERSITY
    Inventors: Toshinori AGATSUMA, Shu TAKAHASHI, Jun HASEGAWA, Daisuke OKAJIMA, Hirofumi HAMADA, Miki YAMAGUCHI
  • Publication number: 20120237518
    Abstract: The present invention relates to a monoclonal antibody or an antibody fragment thereof, which binds to the extracellular region of human Trop-2 with high affinity and exhibits high ADCC activity and high antitumor activity; a hybridoma which produces the antibody; a DNA which encodes the antibody; a vector which comprises the DNA; a transformant obtainable by introducing the vector; a process for producing an antibody or an antibody fragment thereof using the hybridoma or the transformant; and a therapeutic agent or a diagnostic agent using the antibody fragment thereof.
    Type: Application
    Filed: June 10, 2011
    Publication date: September 20, 2012
    Applicants: KYOWA HAKKO KIRIN CO., LTD, SAPPORO MEDICAL UNIVERSITY
    Inventors: Miki YAMAGUCHI, Kazunori Kato, Hirofumi HAMADA, Kazuyasu NAKAMURA, Yoshiyuki SUGIMOTO, Tsuguo KUBOTA, Masahiro IKEDA