Patents by Inventor Satoshi Iwayama

Satoshi Iwayama 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: 20130041000
    Abstract: Azole compounds represented by formula I: wherein ring A is isoxazole and the like, R1 is a substituted or unsubstituted aryl group and the like, R2 is a hydrogen atom and the like, and R3 is a substituted or unsubstituted alkyl group and the like, and pharmaceutically acceptable salts thereof inhibit the physiological activity of lysophosphatidic acid (LPA), and are useful as for the prophylaxis or treatment of diseases in which inhibition of the physiological activity of LPA is useful for the prophylaxis or treatment thereof, such as diseases involving the LPA receptor.
    Type: Application
    Filed: August 14, 2012
    Publication date: February 14, 2013
    Applicant: AJINOMOTO CO., INC.
    Inventors: Takashi YAMAMOTO, Akira Chiba, Koichi Fujita, Yuka Kataba, Koji Ohsumi, Sayaka Asari, Naoyuki Fukuchi, Misato Noguchi, Itsuya Tanabe, Chiori Ijichi, Naoko Oomuta, Yuko Iida, Satoshi Iwayama
  • Patent number: 8278329
    Abstract: The invention relates to a compound represented by the following general formula (1) or its analogue, which selectively inhibit N-type calcium channels or its analogue, and to a method for treating pain etc. comprising the compound represented by the following general formula (1) or its analogue to a patient in need of such treatment: wherein, A represents CH?CH, etc., a, b, c and d represents CH etc., R1, R2, R3, R4, R5 and R6 represents H etc., V—W represents C?C, etc., n represents 0 to 3, Y1 represents O etc., B represents —(CH2)vCHR21 wherein v is 0 to 3, R21 represents H, a lower alkyl group or the like, etc., G represents —CO—, a covalent bond, etc., m is 0 to 6, R7 and R8 represents H, a lower alkyl group, —COR18a, —COOR20 wherein R18a and R20 each represents a lower alkyl group or the like, etc.
    Type: Grant
    Filed: October 26, 2007
    Date of Patent: October 2, 2012
    Assignee: Ajinomoto Co., Inc.
    Inventors: Takashi Yamamoto, Seiji Niwa, Kayo Otani, Seiji Ohno, Hajime Koganei, Satoshi Iwayama, Akira Takahara, Yukitsugu Ono, Tomoko Takeda, Shinichi Fujita, Keiko Moki
  • Patent number: 7713957
    Abstract: The present invention relates to a pharmaceutical composition useful for preventing/treating pain, which comprises combination of gabapentin or pregabalin, or pharmaceutically acceptable salts thereof and N-type calcium channel antagonists or pharmaceutically acceptable salts thereof such as a compound having the following structure.
    Type: Grant
    Filed: August 5, 2004
    Date of Patent: May 11, 2010
    Assignee: Ajinomoto Co., Inc.
    Inventors: Satoshi Iwayama, Hajime Koganei, Shinichi Fujita, Tomoko Takeda, Hiroshi Yamamoto, Seiji Niwa
  • Publication number: 20090170911
    Abstract: Azole compounds represented by formula I: wherein ring A is isoxazole and the like, R1 is a substituted or unsubstituted aryl group and the like, R2 is a hydrogen atom and the like, and R3 is a substituted or unsubstituted alkyl group and the like, and pharmaceutically acceptable salts thereof inhibit the physiological activity of lysophosphatidic acid (LPA), and are useful as for the prophylaxis or treatment of diseases in which inhibition of the physiological activity of LPA is useful for the prophylaxis or treatment thereof, such as diseases involving the LPA receptor.
    Type: Application
    Filed: February 20, 2009
    Publication date: July 2, 2009
    Applicant: AJINOMOTO CO. INC
    Inventors: Takashi YAMAMOTO, Akira Chiba, Koichi Fujita, Yuka Kataba, Koji Ohsumi, Sayaka Asari, Naoyuki Fukuchi, Misato Noguchi, Itsuya Tanabe, Chiori Ijichi, Naoko Oomuta, Yuko Iida, Satoshi Iwayama
  • Patent number: 7517996
    Abstract: Azole compounds represented by formula I: wherein ring A is isoxazole and the like, R1 is a substituted or unsubstituted aryl group and the like, R2 is a hydrogen atom and the like, and R3 is a substituted or unsubstituted alkyl group and the like, and pharmaceutically acceptable salts thereof inhibit the physiological activity of lysophosphatidic acid (LPA), and are useful as for the prophylaxis or treatment of diseases in which inhibition of the physiological activity of LPA is useful for the prophylaxis or treatment thereof, such as diseases involving the LPA receptor.
    Type: Grant
    Filed: February 3, 2006
    Date of Patent: April 14, 2009
    Assignee: Ajinomoto Co., Inc.
    Inventors: Takashi Yamamoto, Akira Chiba, Koichi Fujita, Yuka Kataba, Koji Ohsumi, Sayaka Asari, Naoyuki Fukuchi, Misato Noguchi, Itsuya Tanabe, Chiori Ijichi, Naoko Oomuta, Yuko Iida, Satoshi Iwayama
  • Patent number: 7494989
    Abstract: Achiral pyrimidine derivatives and pyridine derivatives of the following formulae or analogs thereof have selective N-type calcium channel antagonistic activity and showed analgesic action when they were taken orally. They are useful as therapeutic agents for pains and various diseases associated with the N-type calcium channels.
    Type: Grant
    Filed: September 17, 2007
    Date of Patent: February 24, 2009
    Assignee: Ajinomoto Co., Inc.
    Inventors: Seiji Ohno, Kayo Otani, Seiji Niwa, Satoshi Iwayama, Akira Takahara, Hajime Koganei, Yukitsugu Ono, Shinichi Fujita, Tomoko Takeda, Masako Hagihara, Akiko Okajima
  • Patent number: 7462630
    Abstract: The invention relates to a compound represented by the following general formula (1) or its analogue, which selectively inhibit N-type calcium channels or its analogue, and to a method for treating pain etc. comprising the compound represented by the following general formula (1) or its analogue to a patient in need of such treatment: wherein, A represents CH?CH, etc., a, b, c and d represents CH etc., R1, R2, R3, R4, R5 and R6 represents H etc., V—W represents C?C, etc., n represents 0 to 3, Y1 represents O etc., B represents —(CH2)vCHR21 wherein v is 0 to 3, R21 represents H, a lower alkyl group or the like, etc., G represents —CO—, a covalent bond, etc., m is 0 to 6, R7 and R8 represents H, a lower alkyl group, —COR18a, —COOR20 wherein R18a and R20 each represents a lower alkyl group or the like, etc.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: December 9, 2008
    Assignee: Ajinomoto Co., Inc.
    Inventors: Takashi Yamamoto, Seiji Niwa, Kayo Otani, Seiji Ohno, Hajime Koganei, Satoshi Iwayama, Akira Takahara, Yukitsugu Ono, Tomoko Takeda, Shinichi Fujita, Keiko Moki
  • Publication number: 20080070903
    Abstract: Achiral pyrimidine derivatives and pyridine derivatives of the following formulae or analogs thereof have selective N-type calcium channel antagonistic activity and showed analgesic action when they were taken orally. They are useful as therapeutic agents for pains and various diseases associated with the N-type calcium channels.
    Type: Application
    Filed: September 17, 2007
    Publication date: March 20, 2008
    Applicant: AJINOMOTO CO., INC
    Inventors: Seiji OHNO, Kayo Otani, Seiji Niwa, Satoshi Iwayama, Akira Takahara, Hajime Koganei, Yukitsugu Ono, Shinichi Fujita, Tomoko Takeda, Masako Hagihara, Akiko Okajima
  • Publication number: 20080058311
    Abstract: The invention relates to a compound represented by the following general formula (1) or its analogue, which selectively inhibit N-type calcium channels or its analogue, and to a method for treating pain etc. comprising the compound represented by the following general formula (1) or its analogue to a patient in need of such treatment: wherein, A represents CH?CH, etc., a, b, c and d represents CH etc., R1, R2, R3, R4, R5 and R6 represents H etc., V—W represents C?C, etc., n represents 0 to 3, Y1 represents O etc., B represents —(CH2)vCHR21 wherein v is 0 to 3, R21 represents H, a lower alkyl group or the like, etc., G represents —CO—, a covalent bond, etc., m is 0 to 6, R7 and R8 represents H, a lower alkyl group, —COR18a, —COOR20 wherein R18a and R20 each represents a lower alkyl group or the like, etc.
    Type: Application
    Filed: October 26, 2007
    Publication date: March 6, 2008
    Applicant: AJINOMOTO CO., INC.
    Inventors: Takashi YAMAMOTO, Seiji Niwa, Kayo Otani, Seiji Ohno, Hajime Koganei, Satoshi Iwayama, Akira Takahara, Yukitsugu Ono, Tomoko Takeda, Shinichi Fujita, Keiko Moki
  • Patent number: 7288544
    Abstract: Achiral pyrimidine derivatives and pyridine derivatives of the following formulae or analogs thereof have selective N-type calcium channel antagonistic activity and showed analgesic action when they were taken orally.
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: October 30, 2007
    Assignee: Ajinomoto Co., Inc.
    Inventors: Seiji Ohno, Kayo Otani, Seiji Niwa, Satoshi Iwayama, Akira Takahara, Hajime Koganei, Yukitsugu Ono, Shinichi Fujita, Tomoko Takeda, Masako Hagihara, Akiko Okajima
  • Publication number: 20060194850
    Abstract: Azole compounds represented by formula I: wherein ring A is isoxazole and the like, R1 is a substituted or unsubstituted aryl group and the like, R2 is a hydrogen atom and the like, and R3 is a substituted or unsubstituted alkyl group and the like, and pharmaceutically acceptable salts thereof inhibit the physiological activity of lysophosphatidic acid (LPA), and are useful as for the prophylaxis or treatment of diseases in which inhibition of the physiological activity of LPA is useful for the prophylaxis or treatment thereof, such as diseases involving the LPA receptor.
    Type: Application
    Filed: February 3, 2006
    Publication date: August 31, 2006
    Applicant: AJINOMOTO CO. INC
    Inventors: Takashi Yamamoto, Akira Chiba, Kouichi Fujita, Yuka Kataba, Koji Ohsumi, Sayaka Asari, Naoyuki Fukuchi, Misato Noguchi, Itsuya Tanabe, Chiori Ijichi, Naoko Oohmuta, Yuko Iida, Satoshi Iwayama
  • Publication number: 20050009814
    Abstract: The present invention relates to a pharmaceutical composition useful for preventing/treating pain, which comprises combination of gabapentin or pregabalin, or pharmaceutically acceptable salts thereof and N-type calcium channel antagonists or pharmaceutically acceptable salts thereof such as a compound having the following structure.
    Type: Application
    Filed: August 5, 2004
    Publication date: January 13, 2005
    Applicant: Ajinomoto Co., Inc.
    Inventors: Satoshi Iwayama, Hajime Koganei, Shinichi Fujita, Tomoko Takeda, Hiroshi Yamamoto, Seiji Niwa
  • Publication number: 20040167118
    Abstract: The invention relates to a compound represented by the following general formula (1) or its analogue, which selectively inhibit N-type calcium channels or its analogue, and to a method for treating pain etc.
    Type: Application
    Filed: February 27, 2004
    Publication date: August 26, 2004
    Applicant: AJINOMOTO CO., INC.
    Inventors: Takashi Yamamoto, Seiji Niwa, Kayo Otani, Seiji Ohno, Hajime Koganei, Satoshi Iwayama, Akira Takahara, Yukitsugu Ono, Tomoko Takeda, Shinichi Fujita, Keiko Moki
  • Publication number: 20040009991
    Abstract: Achirai pyrimidine derivatives and pyridine derivatives of the following formulae or analogs thereof have selective N-type calcium channel antagonistic activity and showed analgesic action when they were taken orally. They are useful as therapeutic agents for pains and various diseases associated with the N-type calcium channels.
    Type: Application
    Filed: March 14, 2003
    Publication date: January 15, 2004
    Applicant: AJINOMOTO CO., INC.
    Inventors: Seiji Ohno, Kayo Otani, Seiji Niwa, Satoshi Iwayama, Akira Takahara, Hajime Koganei, Yukitsugu Ono, Shinichi Fujita, Tomoko Takeda, Masako Hagihara, Akiko Okajima
  • Patent number: 5496824
    Abstract: The present invention provides a pharmaceutical agent having a high pharmaceutical potency against varicella-zoster viruses and herpes simplex viruses, compositions containing the same, and methods for treating varicella-zoster viruses using the same.
    Type: Grant
    Filed: October 21, 1994
    Date of Patent: March 5, 1996
    Assignee: Ajinomoto Co., Inc.
    Inventors: Tomoyuki Onishi, Chika Mukai, Takaaki Sekiyama, Takashi Tsuji, Satoshi Iwayama, Masahiko Okunishi
  • Patent number: 5449840
    Abstract: A cyclopropane derivative of formula (I) ##STR1## wherein B.sup.1 is a purine or pyrimidine residue, R.sup.1 and R.sup.2 are, independently, hydrogen or a protecting group for hydroxyl and each of k, m and n represents, independently, an integer of 1 or 2 is useful for its antiviral effect.
    Type: Grant
    Filed: December 16, 1994
    Date of Patent: September 12, 1995
    Assignee: Ajinomoto Co., Inc.
    Inventors: Satoshi Hatsuya, Takaaki Sekiyama, Takashi Tsuji, Satoshi Iwayama, Masahiko Okunishi
  • Patent number: 5342840
    Abstract: A cyclopropane derivative of formula (I) ##STR1## wherein B.sup.1 is a purine or pyrimidine residue, R.sup.1 and R.sup.2 are, independently, hydrogen or a protecting group for hydroxyl and each of k, m and n represents, independently, an integer of 1 or 2 is useful for its antiviral effect.
    Type: Grant
    Filed: March 5, 1992
    Date of Patent: August 30, 1994
    Assignee: Ajinomoto Co., Inc.
    Inventors: Satoshi Hatsuya, Takaaki Sekiyama, Takashi Tsuji, Satoshi Iwayama, Masahiko Okunishi