Patents by Inventor Shoko Yoshida

Shoko 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: 20140343052
    Abstract: The present invention relates to a compound or a pharmacologically acceptable salt thereof having an excellent glucose lowering effect. A compound represented by the following general formula (I) or a pharmacologically acceptable salt thereof: wherein R1 represents a C1-C3 alkyl group, each substituent R2 may be the same or different and may each represent a C1-C3 alkyl group, R3 represents an optionally substituted pyridyl group or the like, R4 and R5, which are the same or different, each represent a C1-C3 alkyl group, R6 and R7, which are the same or different, each represent a C1-C3 alkyl group, and n represents 0 to 3.
    Type: Application
    Filed: May 30, 2014
    Publication date: November 20, 2014
    Applicant: Daiichi Sankyo Company, Limited
    Inventors: Shigeo YAMANOI, Katsuji KAGECHIKA, Tsuyoshi SONEDA, Yuichi OCHIAI, Hidenori NAMIKI, Fuminao DOI, Madoka HOSHINO, Shoko YOSHIDA
  • Publication number: 20140121196
    Abstract: A compound that inhibits interaction between, murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.
    Type: Application
    Filed: November 14, 2013
    Publication date: May 1, 2014
    Applicant: Daiichi Sankyo Company, Limited
    Inventors: Yuuichi Sugimoto, Kouichi Uoto, Takanori Wakabayashi, Masaki Miyazaki, Masaki Setoguchi, Toru Taniguchi, Keisuke Yoshida, Akitake Yamaguchi, Shoko Yoshida
  • Patent number: 8629133
    Abstract: A compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.
    Type: Grant
    Filed: March 9, 2012
    Date of Patent: January 14, 2014
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Yuuichi Sugimoto, Kouichi Uoto, Takanori Wakabayashi, Masaki Miyazaki, Masaki Setoguchi, Toru Taniguchi, Keisuke Yoshida, Akitake Yamaguchi, Shoko Yoshida
  • Publication number: 20130165424
    Abstract: A compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.
    Type: Application
    Filed: March 9, 2012
    Publication date: June 27, 2013
    Inventors: Yuuichi Sugimoto, Kouichi Uoto, Takanori Wakabayashi, Masaki Miyazaki, Masaki Setoguchi, Toru Taniguchi, Keisuke Yoshida, Akitake Yamaguchi, Shoko Yoshida
  • Publication number: 20120264738
    Abstract: A compound that inhibits interaction between murine double minute 2 (Mdm2) protein and p53 protein and exhibits anti-tumor activity is provided. The present invention provides a dispiropyrrolidine derivative represented by the following formula (1), which has various substituents, inhibits interaction between Mdm2 protein and p53 protein and exhibits anti-tumor activity, wherein R1, R2, R3, ring A, and ring B in formula (1) respectively have the same meanings as defined in the specification.
    Type: Application
    Filed: March 9, 2012
    Publication date: October 18, 2012
    Inventors: Yuuichi Sugimoto, Kouichi Uoto, Takanori Wakabayashi, Masaki Miyazaki, Masaki Setoguchi, Toru Taniguchi, Keisuke Yoshida, Akitake Yamaguchi, Shoko Yoshida
  • Patent number: 8003666
    Abstract: The present invention relates to [7-[(7S)-7-amino-7-methyl-5-azaspiro[2.4]heptan-5-yl]-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-8-methoxy-1,4-dihydro-4-oxoquinoline-3-carboxylic acid hemihydrate. This hemihydrate is stable and easy to prepare, and has excellent properties for a pharmaceutical bulk powder.
    Type: Grant
    Filed: March 27, 2007
    Date of Patent: August 23, 2011
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Makoto Ono, Shoko Yoshida
  • Publication number: 20100234410
    Abstract: The present invention relates to [7-[(7S)-7-amino-7-methyl-5-azaspiro[2.4]heptan-5-yl]-6-fluoro-1-[(1R,2S)-2-fluorocyclopropyl]-8-methoxy-1,4-dihydro-4-oxoquinoline-3-carboxylic acid hemihydrate. This hemihydrate is stable and easy to prepare, and has excellent properties for a pharmaceutical bulk powder.
    Type: Application
    Filed: March 27, 2007
    Publication date: September 16, 2010
    Applicant: Daiichi Sankyo Company, Limited
    Inventors: Makoto Ono, Shoko Yoshida
  • Publication number: 20090094050
    Abstract: A service provider places a server at a data center and a service user searches a website, connecting a terminal to the Internet. When the service user specifies a URL in a website server via a terminal accessible to the Internet, data of content stored onto the server is read out and transmitted to the terminal of the service user. The server stores customer information received from the service user and performs a customer registration as a merchandise purchaser. After completing a customer registration, information advising a membership registration different from a customer registration is transmitted to the service user.
    Type: Application
    Filed: October 30, 2008
    Publication date: April 9, 2009
    Applicants: NIKON CORPORATION, NIKON SYSTEMS INC
    Inventors: Shoko Yoshida, Jun Nagai, Miho Seki, Setsu Mitsuhashi, Akira Ohmura, Takashi Toida
  • Publication number: 20040102993
    Abstract: A service provider places a server at a data center and a service user searches a website, connecting a terminal to the Internet. When the service user specifies a URL in a website server via a terminal accessable to the Internet, data of content stored onto the server is read out and transmitted to the terminal of the service user. The server stores customer information received from the service user and performs a customer registration as a merchandise purchaser. After completing a customer registration, information advising a membership registration different from a customer registration is transmitted to the service user.
    Type: Application
    Filed: November 17, 2003
    Publication date: May 27, 2004
    Applicants: NIKON CORPORATION, NIKON SYSTEMS INC, NIKON TECHNOLOGIES INC
    Inventors: Shoko Yoshida, Jun Nagai, Miho Seki, Setsu Mitsuhashi, Akira Ohmura, Takashi Toida