Patents by Inventor Takahiko Majima

Takahiko Majima 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 retaining system
    Patent number: 5505629
    Abstract: The battery retaining system has a printed circuit board, a battery, and contact fittings. L-shaped contact fittings soldered to the backside of the circuit board hold battery electrode conducting tabs through slits in the circuit board. The battery is solidly retained with reliable electrical contact while minimizing the use of circuit board area. Spent batteries which arc harmful to the environment can be easily removed and recycled.
    Type: Grant
    Filed: July 18, 1994
    Date of Patent: April 9, 1996
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Takahiko Majima, Takeji Furuichi