Patents by Inventor Yoshihiro Morinaga

Yoshihiro Morinaga 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).

  • Anti-tumor composition
    Patent number: 6462087
    Abstract: The present invention provides composition having as active ingredients a stilbene derivative and a platinum coordination compound which is highly efficacious and highly safe for treating tumors, particularly for the treatment of solid or malignant tumors and thus methods of cancer and tumor treatment using the composition are also provided.
    Type: Grant
    Filed: October 3, 2000
    Date of Patent: October 8, 2002
    Assignee: Ajinomoto Co., Inc.
    Inventors: Yoshihiro Morinaga, Yukio Nihei, Yasuyo Suga, Manabu Suzuki, Kazuo Ohishi, Akira Okano
  • Stilbene derivatives and pharmaceutical compositions containing them
    Patent number: 5731353
    Abstract: A stilbene derivative of the following general formula (I) or a pharmaceutically acceptable acid addition salt thereof have low toxicity, but are water soluble and effective as carcinostatics: ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3, which may be the same or different, each represent an alkyl group having 1 to 3 carbon atoms; X represents a hydrogen atom or a nitrile group; Y represents an alkyloxy group having 1 to 3 carbon atoms, an alkyl group having 1 to 6 carbon atoms or a halogen atom.
    Type: Grant
    Filed: March 8, 1996
    Date of Patent: March 24, 1998
    Assignee: Ajinomoto Co., Inc.
    Inventors: Koji Ohsumi, Takashi Tsuji, Yoshihiro Morinaga, Kazuo Ohishi
  • Stilbene derivatives and pharmaceutical compositions containing them
    Patent number: 5525632
    Abstract: A stilbene derivative of the following general formula (I) or a pharmaceutically acceptable acid addition salt thereof have low toxicity, but are water soluble and effective as carcinostatics: ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3, which may be the same or different, each represent an alkyl group having 1 to 3 carbon atoms; X represents a hydrogen atom or a nitrile group; Y represents an alkyloxy group having 1 to 3 carbon atoms, an alkyl group having 1 to 6 carbon atoms or a halogen atom.
    Type: Grant
    Filed: September 8, 1994
    Date of Patent: June 11, 1996
    Assignee: Ajinomoto Co., Ltd.
    Inventors: Koji Obsumi, Takashi Tsuji, Yoshihiro Morinaga, Kazuo Ohishi
  • 1,4-dihydropyridine compounds useful as reverse resistance agents
    Patent number: 5292757
    Abstract: 1,4-dihydropyridine derivatives of Formula 1 or pharmaceutically acceptable salts thereof: ##STR1## wherein the substituents are disclosed herein and which are useful against tumor cells which have acquired resistance to one or more drugs used as chemotherapeutic agents.
    Type: Grant
    Filed: April 24, 1992
    Date of Patent: March 8, 1994
    Assignee: Ajinomoto Company, Inc.
    Inventors: Koji Ohsumi, Takaaki Sekiyama, Ryusuke Nakagawa, Takashi Tsuji, Yoshihiro Morinaga, Kazuo Ohishi