Patents by Inventor Shuichi Furuya

Shuichi Furuya 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: 20020198384
    Abstract: The present invention provides an intermediate for producing a thienopyridine derivative useful as a GnRH antagonist as well as an efficient and safe method for producing the same in an industrial scale at a high yield.
    Type: Application
    Filed: June 3, 2002
    Publication date: December 26, 2002
    Inventors: Shokyo Miki, Koichiro Fukuoka, Masahiro Akita, Junichi Kawakami, Shuichi Furuya, Yoichiro Ishimaru
  • Publication number: 20020170827
    Abstract: A multilayer substrate for a buildup with a via, which multilayer substrate comprises a base material comprising an insulation resin layer on which a predetermined hole is formed,
    Type: Application
    Filed: February 27, 2002
    Publication date: November 21, 2002
    Inventor: Shuichi Furuya
  • Publication number: 20020103210
    Abstract: A compound of the formula: 1
    Type: Application
    Filed: January 11, 2002
    Publication date: August 1, 2002
    Applicant: TAKEDA CHEMICAL INDUSTRIES, LTD.
    Inventors: Shuichi Furuya, Toshihiro Imaeda, Satoshi Sasaki
  • Patent number: 6413972
    Abstract: A compound of the formula: wherein one of A and D is N and the other is C, or both are N; B is N or C; m is 0-3; R1, R2 and R3 each is (i) H or (ii) a group bound via C, N, O or S; R4 is a group bound via C; R5 is H or a group bound via C or O; R6 is H or a group bound via C; R7 is a homo- or hetero-cyclic group which may be substituted; or a salt thereof possesses excellent gonadotropin-releasing hormone antagonizing activity, and is useful as a prophylactic or therapeutic agent for sex hormone-dependent diseases, and so forth.
    Type: Grant
    Filed: November 14, 2000
    Date of Patent: July 2, 2002
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Toshihiro Imaeda, Satoshi Sasaki
  • Publication number: 20020019529
    Abstract: The present invention provides an intermediate for producing a thienopyridine derivative useful as a GnRH antagonist as well as an efficient and safe method for producing the same in an industrial scale at a high yield.
    Type: Application
    Filed: July 18, 2001
    Publication date: February 14, 2002
    Inventors: Shokyo Miki, Koichiro Fukuoka, Masahiro Akita, Junichi Kawakami, Shuichi Furuya, Yoichiro Ishimaru
  • Patent number: 6340686
    Abstract: A compound of the formula: wherein R1 and R2 each is hydrogen, hydroxy, C1-4 alkoxy, C1-4 alkoxy-carbonyl or C1-4 alkyl which may be substituted; R3 is hydrogen, halogen, hydroxy or C1-4 alkoxy which may be substituted; or adjacent two R3 may form C1-4 alkylenedioxy; R4 is hydrogen or C1-4 alkyl; R6 is C1-4 alkyl which may be substituted or a group of the formula: wherein R5 is hydrogen or R4 and R5 may form heterocycle; and n is 0-5, or a salt thereof, has an excellent GnRH-antagonizing activity, and is useful for preventing or treating sex hormone-dependent diseases.
    Type: Grant
    Filed: May 16, 2000
    Date of Patent: January 22, 2002
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuhiro Suzuki, Nobuo Choh, Yoshi Nara
  • Patent number: 6329388
    Abstract: The compounds of the present invention possess excellent gonadotropin-releasing hormone antagonizing activity, and is useful for preventing or treating sex hormone-dependent diseases, e.g., sex hormone-dependent cancers (e.g., prostatic cancer, uterine cancer, breast cancer, pituitary tumor), prostatic hypertrophy, hysteromyoma, endometriosis, precocious puberty, amenorrhea syndrome, multilocular ovary syndrome, pimples etc, or as a pregnancy regulator (e.g., contraceptive), infertility remedy or menstruation regulator.
    Type: Grant
    Filed: December 14, 2000
    Date of Patent: December 11, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuo Choh, Nobuhiro Suzuki, Takashi Imada
  • Patent number: 6313301
    Abstract: The present invention provides an intermediate for producing a thienopyridine derivative useful as a GnRH antagonist as well as an efficient and safe method for producing the same in an industrial scale at a high yield.
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: November 6, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shokyo Miki, Koichiro Fukuoka, Masahiro Akita, Junichi Kawakami, Shuichi Furuya, Yoichiro Ishimaru
  • Patent number: 6297255
    Abstract: The compound of the present invention possesses excellent gonadotropin-releasing hormone antagonizing activity, and is useful for preventing or treating sex hormone-dependent diseases, e.g., sex hormone-dependent cancers (e.g., prostatic cancer, uterine cancer, breast cancer, pituitary tumor), prostatic hypertrophy, hysteromyoma, endometriosis, precocious puberty, amenorrhea syndrome, multilocular ovary syndrome, pimples etc. or as a pregnancy regulator (e.g., contraceptive), infertility remedy or menstruation regulator.
    Type: Grant
    Filed: October 18, 1999
    Date of Patent: October 2, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuo Choh, Nobuhiro Suzuki, Takashi Imada
  • Patent number: 6297379
    Abstract: A compound of formula (I) wherein R1 and R2 each is hydrogen, hydroxy, C1-4 alkoxy, C1-4 alkoxy-carbonyl or C1-4 alkyl which may be substituted; R3 is hydrogen, halogen, hydroxy or C1-4 alkoxy which may be substituted; or adjacent two R3 may form C1-4 alkylenedioxy; R4 is hydrogen or C1-4 alkyl; R6 is C1-4 alkyl which may be substituted or a group of the formula (A) wherein R5 is hydrogen of R4 and R5 may form heterocycle; and n is 0-5, or a salt thereof, has an excellent GnRH-antagonizing activity, and is useful for preventing or treating sex hormone-dependent diseases.
    Type: Grant
    Filed: April 26, 2000
    Date of Patent: October 2, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuhiro Suzuki, Nobuo Choh, Yoshi Nara
  • Patent number: 6262267
    Abstract: The compound of the present invention possesses excellent gonadotropin-releasing hormone antagonizing activity, and is useful for preventing or treating sex hormone-dependent diseases, e,g., sex hormone-dependent cancers (e.g., prostatic cancer, uterine cancer, breast cancer, pituitary tumor), prostatic hypertrophy, hysteromyoma, endometriosis, precocious puberty, amenorrhea sydrome, multilocular ovary sydrome, pimples etc, or as a pregnancy regulator (e.g., contraceptive), infertility remedy or menstruation regulator.
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: July 17, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuo Choh, Nobuhiro Suzuki, Takashi Imada
  • Publication number: 20010001104
    Abstract: The compound of the present invention possesses excellent gonadotropin-releasing hormone antagonizing activity, and is useful for preventing or treating sex hormone-dependent diseases, e.g., sex hormone-dependent cancers (e.g., prostatic cancer, uterine cancer, breast cancer, pituitary tumor), prostatic hypertrophy, hysteromyoma, endometriosis, precocious puberty, amenorrhea syndrome, multilocular ovary syndrome, pimples etc, or as a pregnancy regulator (e.g., contraceptive), infertility remedy or menstruation regulator.
    Type: Application
    Filed: December 14, 2000
    Publication date: May 10, 2001
    Inventors: Shuichi Furuya, Nobuo Choh, Nobuhiro Suzuki, Takashi Imada
  • Patent number: 6194419
    Abstract: A compound of the formula: wherein one of A and D is N and the other is C, or both are N; B is N or C; m is 0-3; R1, R2 and R3 each is (i) H or (ii) a group bound via C, N, O or S; R4 is a group bound via C; R5 is H or a group bound via C or O; R6 is H or a group bound via C; R7 is a homo- or hetero-cyclic group which may be substituted; or a salt thereof possesses excellent gonadotropin-releasing hormone antagonizing activity, and is useful as a prophylactic or therapeutic agent for sex hormone-dependent diseases, and so forth.
    Type: Grant
    Filed: February 2, 1999
    Date of Patent: February 27, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Toshihiro Imaeda, Satoshi Sasaki
  • Patent number: 6187788
    Abstract: A gonadotropin-releasing hormone antagonistic composition, which comprises an optionally substituted condensed-bicyclic compound consisting of a homo or hetero 5 to 7 membered ring and a homo or hetero 5 to 7 membered ring is effective as a propylactic or therapeutic agent for the prevention or treatment of several hormone dependent diseases, for example, a sex hormone dependent cancer (e.g. prostatic cancer, cancer of uterine cervix, breast cancer, pituitary adenoma), benign prostatic hypertrophy, myoma of the uterus, endometriosis, precocious puberty, amenorrhea, premenstrual syndrome, polycystic ovary syndrome and acne vulgaris; is effective as a fertility controlling agent in both sexes (e.g.
    Type: Grant
    Filed: October 1, 1998
    Date of Patent: February 13, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuo Choh, Koichi Kato, Shuji Hinuma
  • Patent number: 6180792
    Abstract: The thienopyrimidine derivatives of the present invention are described in the following formula: The thienopyrimidine derivatives of the present invention are useful for treating mammals suffering from disorders related to gonadotropin realeasing hormone (GnRH).
    Type: Grant
    Filed: January 12, 2000
    Date of Patent: January 30, 2001
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuo Choh, Koichi Kato, Shuji Hinuma
  • Patent number: 6140325
    Abstract: Thienopyrimidine derivatives are disclosed. Also disclosed are methods for the production and use of these compounds.
    Type: Grant
    Filed: September 30, 1996
    Date of Patent: October 31, 2000
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuo Choh, Tetsuya Ohtaki, Toshifumi Watanabe
  • Patent number: 6136781
    Abstract: The LH-RH receptor antagonists containing cyclic pentapeptides or salts thereof and novel cyclic pentapeptide or salts thereof are provided.The LH-RH receptor antagonists of the present invention are effective as medicines for preventing and curing sex hormone-dependent cancers (e.g., prostatic cancer, uterine cancer, mammary cancer, pituitary tumor, etc.), prostatomegaly, endometriosis, hysteromyoma, puberty precox, amenorrheal syndromes, multilocular ovarian syndromes, comedo, etc. and are also effective as pregnancy controlling agents (e.g., contraceptives, etc.) and menstrual cycle controlling agents. Moreover, these are also useful in the livestock industry for the control of the estrus of animals and also for the improvement in the quality of meat and for the control of the growth of animals, as well as in the marine products industry as spawning promoters for fishes.
    Type: Grant
    Filed: June 6, 1996
    Date of Patent: October 24, 2000
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Chieko Kitada, Shuichi Furuya, Koichi Kato
  • Patent number: 6087503
    Abstract: The present compounds are intermediates for the preparation of quinoline derivatives and compositions having gonadotropin-releasing hormone antagonistic activity useful as propylactics or therapeutic agent for the prevention or treatment of several hormone dependent diseases, for example, a sex hormone dependent cancer (e.g. prostatic cancer, uterine or cervical cancer, breast cancer, pituitary adenoma), benign prostatic hypertrophy, myoma of the uterus, endometriosis, precocious puberty, amenorrhea, premenstrual syndrome, polycystic ovary syndrome and acne vulgaris; are effective as a fertility controlling agent in both sexes (e.g.
    Type: Grant
    Filed: September 14, 1998
    Date of Patent: July 11, 2000
    Assignee: Takeda Chemical Industries Ltd.
    Inventors: Shuichi Furuya, Nobuo Choh, Satoshi Sasaki
  • Patent number: 6048863
    Abstract: Thienopyrimidine derivatives of formula: ##STR1## The present thienopyrimidine derivatives are useful for treating mammals suffering from disorders related to gonadotropin realeasing hormone (GnRH).
    Type: Grant
    Filed: July 17, 1996
    Date of Patent: April 11, 2000
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shuichi Furuya, Nobuo Choh, Koichi Kato, Shuji Hinuma
  • Patent number: 6015789
    Abstract: The present invention relates to a pharmaceutical luteinizing hormone releasing hormone agonist in combination with a luteinizing hormone releasing hormone antagonist. By using a luteinizing hormone releasing hormone agonist and a luteinizing hormone releasing hormone antagonist in combination, the transient exacerbation with elevation of serum testosterone and estrogen owing to the pituitary-gonadotropic action (acute action) manifested immediately following an initial dose of the luteinizing hormone releasing hormone agonist can be successfully obviated.
    Type: Grant
    Filed: August 14, 1997
    Date of Patent: January 18, 2000
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Nobuhiro Suzuki, Shuichi Furuya