Patents by Inventor Hiromu Habashita

Hiromu Habashita 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).

  • Triazaspiro[5.5]undecane derivative and pharmaceutical composition comprising the same as active ingredient
    Publication number: 20050215557
    Abstract: Triazaspiro[5.5]undecane derivatives of the formula (I), quaternary ammonium salts thereof, N-oxides thereof, non-toxic salts thereof, or pharmaceutical compositions comprising them, as active ingredients (wherein R1 is formula (II) or formula (III); R2 is alkyl or alkynyl etc.; R3, R4 is H, (substituted) alkyl etc., or R3 and R4 together to form formula (IV); R5 is H or alkyl). Therefore the compounds of the formula (I) regulate the effect of chemokine/chemokine receptor, they are used for prevention and treatment of various inflammatory diseases, asthma, atopic dermatitis, urticaria, allergic diseases, nephritis, nephropathy, hepatitis, arthritis or rheumatoid arthritis etc.
    Type: Application
    Filed: May 24, 2005
    Publication date: September 29, 2005
    Inventors: Hiromu Habashita, Shin-ichi Hamano, Shiro Shibayama, Yoshikazu Takaoka
  • Triazaspiro[5.5]undecane derivatives and drugs containing the same as the active ingredient
    Publication number: 20040097511
    Abstract: Triazaspiro[5.5]undecane derivatives, quaternary ammonium salts thereof, N-oxides thereof, non-toxic salts thereof, or pharmaceutical compositions comprising them, as an active ingredient.
    Type: Application
    Filed: May 8, 2003
    Publication date: May 20, 2004
    Inventors: Hiromu Habashita, Shin-ichi Hamano, Shiro Shibayama, Yoshikazu Takaoka
  • Triazaspiro[5.5]undecane derivatives and drugs containing the same as the active ingredient
    Publication number: 20040082584
    Abstract: Triazaspiro[5.5]undecane derivatives of the formula (I), quaternary ammonium salts thereof, N-oxides thereof, non-toxic salts thereof, or pharmaceutical compositions comprising them, as active ingredients (wherein R1 is formula (II) or formula (III); R2 is alkyl or alkynyl etc.; R3, R4 is H, (substituted) alkyl etc., or R3 and R4 together to form formula (IV); R5 is H or alkyl).
    Type: Application
    Filed: September 22, 2003
    Publication date: April 29, 2004
    Inventors: Hiromu Habashita, Shin-ichi Hamano, Shiro Shibayama, Yoshikazu Takaoka