Patents by Inventor Keiji Tsuchikura

Keiji Tsuchikura 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).

  • Deodorants
    Patent number: 6780403
    Abstract: The present invention provides a liquid deodorant suitable for deodorization of spaces and fiber products, and a hair cosmetic and skin cosmetic having a high deodorization effect. Here any of the hair cosmetic and skin cosmetic may be that referred to as a body deodorant. Namely, the present invention provides a deodorant comprising a deodorant organic dibasic acid composed of an organic dibasic acid and/or salt thereof having a difference between the first acid dissociation index (hereinafter, abbreviated as first acid dissociation index and the second acid dissociation index (hereinafter, abbreviated as second acid dissociation index or pK2) of 1.7 or more a 25° C.
    Type: Grant
    Filed: May 23, 2002
    Date of Patent: August 24, 2004
    Assignee: Kao Corporation
    Inventors: Osamu Yamashita, Shigeyoshi Tanaka, Toru Tsutsumi, Hirohiko Ishida, Keiji Tsuchikura, Toyoki Hagura
  • Deodorant composition
    Publication number: 20030044368
    Abstract: Provided is a deodorant having excellent masking and deodorizing effects of scalp odor, body odor and foot odor.
    Type: Application
    Filed: February 21, 2002
    Publication date: March 6, 2003
    Inventor: Keiji Tsuchikura