Patents by Inventor Shigeru Toyoda

Shigeru Toyoda 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).

  • Process stepping sequential controller
    Patent number: 4371922
    Abstract: A process stepping sequential controller includes a random access memory for a memory for programming and a process stepping counter, whereby a program from a console is written thereto or altered therein, and also includes a display unit for monitoring the input from the console and the running program, the random access memory including program areas each adapted to store instruction codes, codes representing the stepping condition of the program, and output setting codes under which control is commanded at its step.
    Type: Grant
    Filed: August 11, 1980
    Date of Patent: February 1, 1983
    Assignee: Izumi Denki Corporation
    Inventors: Teizo Fujita, Hidetaka Dohmoto, Shigeru Toyoda