Patents by Inventor Takayasu Murai

Takayasu Murai 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).

  • Method and apparatus for detecting broken teeth in a pulse signal of a wheel speed sensor for an ABS vehicle stabilization system
    Patent number: 6525529
    Abstract: A device and a method to detect a broken tooth in a pulse signal by measuring one pulse cycle and another pulse cycle, determining whether a ratio of one pulse cycle and another pulse cycle is a multiplied number while wheel speed is constant.
    Type: Grant
    Filed: March 6, 2001
    Date of Patent: February 25, 2003
    Assignee: Nisshinbo Industries Inc.
    Inventors: Takayasu Murai, Noboro Kokonobira, Hiroyuki Kamiya
  • Method and apparatus for detecting broken teeth in a pulse signal
    Publication number: 20020125880
    Abstract: A device and a method to detect a broken tooth in a pulse signal by measuring one pulse cycle and another pulse cycle, determining whether a ratio of one pulse cycle and another pulse cycle is a multiplied number while wheel speed is constant.
    Type: Application
    Filed: March 6, 2001
    Publication date: September 12, 2002
    Inventors: Takayasu Murai, Noboru Kokonobira, Hiroyuki Kamiya