Patents by Inventor Kazuo Shin-Ya

Kazuo Shin-Ya 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).

  • microorganism and a process for producing the substance GM-95
    Patent number: 7192763
    Abstract: A compound which has the following formula (1), a process for its production, a pharmaceutical composition comprising the compound as an active ingredient, a method of treating tumor which comprises administering the compound, use of the compound as a medicine, and a microorganism capable of producing the compound. The compound of the present invention is a novel compound which has antitumor action and is useful as a medicine.
    Type: Grant
    Filed: March 31, 2003
    Date of Patent: March 20, 2007
    Assignee: Sosei Co., Ltd.
    Inventors: Haruo Seto, Kazuo Shin-Ya, Konstanty Wierzba
  • Depsipeptide compound
    Patent number: 7098024
    Abstract: This invention relates to a novel compound which has a cytotoxic activity and TGF-? like activity for human cancer cells and is useful as an antitumor agent and to a pharmaceutical composition which contains the same.
    Type: Grant
    Filed: October 15, 2003
    Date of Patent: August 29, 2006
    Assignee: Astellas Pharma Inc.
    Inventors: Koji Nagai, Nakako Arao, Kinya Souda, Kazuma Kamigiri, Masamichi Mori, Nobuaki Shindo, Haruo Seto, Kazuo Shin-Ya
  • Novel depsipeptide compound
    Publication number: 20040082054
    Abstract: This invention relates to a novel compound which has a cytotoxic activity and TGF-&bgr; like activity for human cancer cells and is useful as an antitumor agent and to a pharmaceutical composition which contains the same.
    Type: Application
    Filed: October 15, 2003
    Publication date: April 29, 2004
    Applicant: YAMANOUCHI PHARMACEUTICAL CO., LTD.
    Inventors: Koji Nagai, Nakako Arao, Kinya Souda, Kazuma Kamigiri, Masamichi Mori, Nobuaki Shindo, Haruo Seto, Kazuo Shin-Ya
  • Depsipeptide compound
    Patent number: 6670326
    Abstract: This invention relates to a novel compound which has a cytotoxic activity and TGF-&bgr; like activity for human cancer cells and is useful as an antitumor agent and to a pharmaceutical composition which contains the same.
    Type: Grant
    Filed: July 13, 2001
    Date of Patent: December 30, 2003
    Assignee: Yamanouchi Pharmaceutical Co., Ltd.
    Inventors: Koji Nagai, Nakako Arao, Kinya Souda, Kazuma Kamigiri, Masamichi Mori, Nobuaki Shindo, Haruo Seto, Kazuo Shin-Ya
  • Substance GM-95, process for producing the same and utilization thereof
    Publication number: 20030191165
    Abstract: A compound which has the following formula (1), 1
    Type: Application
    Filed: March 31, 2003
    Publication date: October 9, 2003
    Inventors: Haruo Seto, Kazuo Shin-Ya, Konstanty Wierzba
  • Substance GM-95, process for producing the same and utilization thereof
    Patent number: 6613759
    Abstract: A compound which has the following formula (1), a process for its production, a pharmaceutical composition comprising the compound as an active ingredient, a method of treating tumor which comprises administering the compound, use of the compound as a medicine, and a microorganism capable of producing the compound. The compound of the present invention is a novel compound which has antitumor action and is useful as a medicine.
    Type: Grant
    Filed: April 9, 2001
    Date of Patent: September 2, 2003
    Assignees: Taiho Pharmaceutical Co., Ltd., Sosei Co., Ltd.
    Inventors: Haruo Seto, Kazuo Shin-Ya, Konstanty Wierzba
  • Physiologically active substance PF1191 and process for producing the same
    Patent number: 6171829
    Abstract: A substance PF1191 having an inhibitory activity to kainic acid toxicity represented by the following formula (I) which is obtained by incubating a fungus belonging to the genus Eupenicillium and isolating the product thus produced from the culture by solvent extraction, adsorption column chromatography, gel filtration, etc.
    Type: Grant
    Filed: September 10, 1999
    Date of Patent: January 9, 2001
    Assignee: Meiji Seika Kaisha, Ltd.
    Inventors: Haruo Seto, Kazuo Shin-Ya, Takashi Yaguchi, Toru Sasaki
  • Dihydrophenazinecarboxylic acid derivatives
    Patent number: 6150363
    Abstract: Dihydrophenazinecarboxylic acid derivatives of the formula (I) wherein R.sup.1 represents hydrogen, linear or branched alkyl, etc., each of R.sup.2 and R.sup.3 represents hydrogen, 3-methyl-2-butenyl, etc., and each of R.sup.4 and R.sup.5 represents hydrogen, alkyl, alkenyl, aralkyl, aryl, hydroxyl, alkoxy, aryloxy, aralkyloxy, halogen, nitro, cyano, alkylsulfonyl, arylsulfonyl, alkylcarbonyl, arylcarbonyl, etc., provided that there is no case that both of R.sup.4 and R.sup.5 are hydrogen. The dihydrophenazinecarboxylic acid derivatives are excellent in the inhibition of glutamic acid toxicity.
    Type: Grant
    Filed: June 2, 1999
    Date of Patent: November 21, 2000
    Assignee: Nippon Chemiphar Co., Ltd.
    Inventors: Toshihiro Takahashi, Yutaka Nomura, Haruo Seto, Kazuo Shin-ya