Patents by Inventor Taiichi Kaku

Taiichi Kaku 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).

  • Methods for ameliorating memory impairment in a memory disorder caused by neuronal cell death or Abeta aggregation using a peptide
    Patent number: 10660935
    Abstract: A peptide consisting of an amino acid sequence of GPPGPAG (SEQ ID NO: 1) is disclosed. According to the present invention, a novel compound for improving memory disorder is provided.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: May 26, 2020
    Assignees: JAPAN BIO PRODUCTS Co., Ltd., National University Corporation University of Toyama
    Inventors: Chihiro Tohda, Taiichi Kaku, Hiroyuki Miyazaki
  • PEPTIDE FOR IMPROVING MEMORY
    Publication number: 20190358287
    Abstract: A peptide consisting of an amino acid sequence of GPPGPAG (SEQ ID NO: 1) is disclosed. According to the present invention, a novel compound for improving memory disorder is provided.
    Type: Application
    Filed: August 18, 2017
    Publication date: November 28, 2019
    Applicants: JAPAN BIO PRODUCTS Co., Ltd., National University Corporation University of Toyama
    Inventors: Chihiro TOHDA, Taiichi KAKU, Hiroyuki MIYAZAKI
  • Drug for preventing/treating ocular disease
    Patent number: 9555028
    Abstract: The present invention relates to a medicament for preventing or treating an ocular disease comprising cyclo-trans-4-L-hydroxyprolyl-L-serine as an active ingredient, a medicament for preventing or treating dry eye comprising the compound as an active ingredient, and, in particular, a medicament for preventing or treating dry eye having an action of enhancing mucin secretion and an action of enhancing repair of ocular tissue damage caused by dry eye.
    Type: Grant
    Filed: April 5, 2013
    Date of Patent: January 31, 2017
    Assignees: JAPAN BIO PRODUCTS CO., LTD, THE DOSHISHA
    Inventors: Taiichi Kaku, Yoshiharu Kadota, Shumpei Yamaguchi, Takahiro Nakamura, Masashi Akitsu
  • DRUG FOR PREVENTING/TREATING OCULAR DISEASE
    Publication number: 20150148350
    Abstract: The present invention relates to a medicament for preventing or treating an ocular disease comprising cyclo-trans-4-L-hydroxyprolyl-L-serine as an active ingredient, a medicament for preventing or treating dry eye comprising the compound as an active ingredient, and, in particular, a medicament for preventing or treating dry eye having an action of enhancing mucin secretion and an action of enhancing repair of ocular tissue damage caused by dry eye.
    Type: Application
    Filed: April 5, 2013
    Publication date: May 28, 2015
    Inventors: Taiichi Kaku, Yoshiharu Kadota, Shumpei Yamaguchi, Takahiro Nakamura, Masashi Akitsu
  • External preparation for allergic diseases
    Publication number: 20080306079
    Abstract: The invention presents an external preparation for allergic diseases containing 3?-hydroxymethyl-4-hydroxypyrrolido [1,2-f]2?,5?-pipera-zinedione as an active ingredient. This compound has a prophylactic and therapeutic effect of allergic diseases, and the external preparation of the invention can be used in prophylaxis and treatment of various allergic diseases (for example, atopic dermatitis, urticaria, allergic rhinitis, allergic conjunctivitis, pollinosis, allergic asthma, and others).
    Type: Application
    Filed: August 11, 2008
    Publication date: December 11, 2008
    Inventors: Akira Yagi, Takao Shida, Kokushin Ryu, Taiichi Kaku, Yoshiharu Kadota
  • External preparation for allergic diseases
    Publication number: 20060111356
    Abstract: The invention presents an external preparation for allergic diseases containing 3?-hydroxymethyl-4-hydroxypyrrolido[1,2-f]2?,5?-pipera-zinedione as an active ingredient. This compound has a prophylactic and therapeutic effect of allergic diseases, and the external preparation of the invention can be used in prophylaxis and treatment of various allergic diseases (for example, atopic dermatitis, urticaria, allergic rhinitis, allergic conjunctivitis, pollinosis, allergic asthma, and others).
    Type: Application
    Filed: April 21, 2003
    Publication date: May 25, 2006
    Applicant: Japan Bioproducts Inc. Co., Ltd.
    Inventors: Akira Yagi, Takao Shida, Kokushin Ryu, Taiichi Kaku, Yoshiharu Kadota
  • Hydroxyproline derivatives
    Patent number: 6635620
    Abstract: The present invention relates to hydroxyproline derivatives represented by the following general formulas and the therapeutic agent containing the same for the impaired organs and tissues. (wherein R is hydrogen or optionally substituted alkyl) The hydroxyproline derivatives of the present invention possess cell-proliferative and cell-protective activities, and are effectively applied for the restoration and regeneration of impaired organs and tissues.
    Type: Grant
    Filed: December 26, 2000
    Date of Patent: October 21, 2003
    Assignee: Japan Bioproducts Ind. Co., Ltd.
    Inventors: Akira Yagi, Takao Shida, Kokushin Ryu, Taiichi Kaku