Patents by Inventor Munemasa Matsushita

Munemasa Matsushita 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).

  • Transmission device
    Patent number: 5351051
    Abstract: A transmission device having a transmission circuit contained within a casing made of a synthetic resin for transmitting a locking or unlocking signal, wherein an earth plate is disposed between the casing and the transmission circuit. Static charges accumulated on a human body scarcely flow to the transmission circuit upon handling the transmission device, thus eliminating the worry that the electric components of the transmission device are damaged by a surge current.
    Type: Grant
    Filed: June 25, 1992
    Date of Patent: September 27, 1994
    Assignee: Honda Lock Mfg. Co., Ltd.
    Inventors: Tsunenori Yano, Munemasa Matsushita