Patents by Inventor Kazuo Hashimoto, deceased

Kazuo Hashimoto, deceased 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).

  • Portable telephone system with telephone answering device
    Patent number: 5909647
    Abstract: When a call is received at the TAD from telephone 1 via exchange A2 and exchange B3, the TAD transmits an outgoing message. In response to the aforementioned message, the caller transmits a message or telephone number data regarding his own telephone. After the TAD records the telephone number, it calls up portable telephone 6 by autodialing. When TAD and portable telephone 6 are in a connected condition via base station 5, and if TAD sends the telephone number data in a predetermined format, it will be displayed upon the display unit of portable telephone 6.
    Type: Grant
    Filed: June 6, 1996
    Date of Patent: June 1, 1999
    Inventors: Kazuo Hashimoto, deceased, by Takako Hashimoto, legal representative