Patents by Inventor Sakujiro Ueno

Sakujiro Ueno 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).

  • Patent number: 6561025
    Abstract: A specific gravity measuring device can certainly and instantly measure specific gravity of various solid state substances through one measurement operation quite simply. The specific gravity measuring device includes a liquid bath, a first measuring portion supporting the liquid bath, a measuring object receptacle member arranged in the liquid bath in a condition dipped in the liquid, a second measuring portion supporting the measuring object receptacle member in non-contact condition relative to the liquid bath, an arithmetic unit deriving a specific gravity value on the basis of measured values of the first and second measuring portions and a display unit for displaying the specific gravity value derived by the arithmetic unit.
    Type: Grant
    Filed: February 13, 2002
    Date of Patent: May 13, 2003
    Assignee: Mirage Trading Co., Ltd.
    Inventor: Sakujiro Ueno
  • Publication number: 20020117002
    Abstract: A specific gravity measuring device can certainly and instantly measure specific gravity of various solid state substances through one measurement operation quite simply. The specific gravity measuring device includes a liquid bath, a first measuring portion supporting the liquid bath, a measuring object receptacle member arranged in the liquid bath in a condition dipped in the liquid, a second measuring portion supporting the measuring object receptacle member in non-contact condition relative to the liquid bath, an arithmetic unit deriving a specific gravity value on the basis of measured values of the first and second measuring portions and a display unit for displaying the specific gravity value derived by the arithmetic unit.
    Type: Application
    Filed: February 13, 2002
    Publication date: August 29, 2002
    Inventor: Sakujiro Ueno