Patents by Inventor Isamu Makara

Isamu Makara 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).

  • COLLECTED CURRENT MONITORING DEVICE
    Publication number: 20190391189
    Abstract: A collected current monitoring device is provided which includes a current-value obtaining unit that obtains a current value I1 and a current value I2, a first RMS-calculation unit that calculates a root mean square RMS1, a second RMS-calculation unit that calculates a root mean square RMS2, an Iu calculation unit that calculates an imbalance current Iu, a change calculation unit that calculates an amount of change ?Iu, an average calculation unit that calculates a time average value ave?Iu, a determining unit that determines whether the time average value ave?Iu is larger than a threshold value, and a signal output unit that outputs an abnormality signal when the time average value ave?Iu is larger than the threshold value.
    Type: Application
    Filed: June 20, 2019
    Publication date: December 26, 2019
    Inventors: Hironobu Sunami, Kazuki Tanaka, Yoshitsugu Morita, Isamu Makara, Yuichi Ahiko, Kotaro Nakamura, Hiroki Shimoyama