Patents by Inventor Tsutomu Takahara

Tsutomu Takahara 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).

  • Programmable electronic calculator
    Patent number: 4727502
    Abstract: A programmable electronic calculator comprises a program command memory for storing program commands, a comment information input device actuated for inputting new comment information in place of the program commands, a detection device for detecting that the new comment information is inputted, an output buffer for storing the inputted comment information in place of or together with each of the program commands, an output device for permitting the output buffer to output its contents, and a CPU for perform calculations according to the contents of the program command memory and the output buffer.
    Type: Grant
    Filed: August 11, 1986
    Date of Patent: February 23, 1988
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Hiroo Katsura, Tsutomu Takahara, Yusuke Suzuoki, Junji Tanaka