Patents by Inventor Eiji Teshima

Eiji Teshima 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).

  • Battery protection device and method of making same
    Patent number: 6503647
    Abstract: A battery protection device (10) has a hollow casing body (11) formed by ultrasonic welding of a first casing member (12) and a second casing member (13) with respect to casing body (11), a first external terminal extends from a first end surface (11b) and a second external terminal extends from a second end surface (11c). The battery protection device (10) further has a first contact (18) connected to the first external terminal, a second contact (16) connected to the second external terminal, and a bimetallic member (17) which enables the connection between and first and second contacts to be opened and closed. In a second embodiment one of the casing member (72) is formed of a sheet of electrically insulative material which is received over and closes the opening in the other casing member (71).
    Type: Grant
    Filed: August 10, 2000
    Date of Patent: January 7, 2003
    Assignee: Texas Instruments Incorporated
    Inventors: Akitsugu Sugiyama, Kouzoh Nagano, Eiji Teshima, Hirotoshi Tsuchiya