Patents by Inventor Tamehiko Ikeda

Tamehiko Ikeda 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).

  • Disposable body warmer and heat generating material therefor
    Patent number: 4925743
    Abstract: A disposable body warmer comprises a heat generating material and a structure for retaining the material. The retaining structure may be provided on its one side with a reflecting material. The heat generating material consists essentially of at least one oxide of alkaline earth metals such as magnesium oxide with a plate crystal structure and, if necessary, contains an additive such as a salt selected from the group consisting of chlorides and sulphides of alkali metals and alkaline earth metals.
    Type: Grant
    Filed: April 27, 1989
    Date of Patent: May 15, 1990
    Assignees: Nihon Food Culture Co., Ltd., Tateho Chemical Industries Co., Ltd.
    Inventors: Tamehiko Ikeda, Shusuke Yano