Patents by Inventor Toshiakai Yagi

Toshiakai Yagi 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).

  • Data drive type air conditioner control apparatus
    Patent number: 5043926
    Abstract: A data drive type air conditioner control apparatus includes a main controller for controlling an air conditioner having a plurality of control modes and including an operation procedure memory for storing control operation procedures corresponding to the respective control modes of the air conditioner, and a control data memory for storing numerical data to be used for the control of the air conditioner and including a numerical data memory for initially storing numerical data to be used for controlling the drive of the air conditioner, such that the main controller drives the air conditioner in accordance with the numerical data stored in the control data memory.
    Type: Grant
    Filed: December 3, 1990
    Date of Patent: August 27, 1991
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Shinji Naka, Morihiro Nakayama, Hiroyuki Unida, Toshiakai Yagi